257 Wby Load?? #1984889 01/05/11 10:53 PM: Joined: Nov 2007. Posts: 1,030. Whitney, Tx. S. slayer12 OP. Pro Tracker. OP. slayer12. Pro Tracker. S. Joined: Nov 2007. Posts: 1,030. Whitney, Tx. I am wanting to get into reloading and was wondering if anyone has a load that works for them on the 257 WBY Mag? I would like any information such as ...My .257 wby has about 183 +/- (exact numbers are in my book)... No loose primers, only thing I have had to do is push the shoulder back a bit.. Shoots 115 VLD's well, but I need to tweak more! ... Load data was generated using Quick Load a 26 inch barrel a COAL of 3.170 inches and your COAL and velocity could be a little different.Messages. 25. Reaction score. 2. Points. 3. I can't find any powder charges for the.25 cal 110 ELDX for a 257 weatherby. My hornady manual shows max load at 70.5 of H1000 for a different bullet. The nosler book shows 74 for the 110 accubond, can someone give me some insight on a max load.Load Data for .257 Weatherby Magnum. Bullet: 117 gr SPBT (HDY) Diameter: 0.257" Powder: H1000 (Hodgdon) Starting Powder: 70.0 gr. Max Powder: 74.0 gr. Primer: FED …For instance, load data using a 100-grain spitzer bullet carries maximum muzzle velocity at almost 3,600 fps. Reloaders tend to fall in love with the .257 WBY Mag. (Photo: Kristin Alberts/Guns.com)Talking about similar cases and why i used 7mm rem mag data. I read over on another forum about using 7mm rem mag brass resized down to 257 wby. I gave that a go the other night and it worked just fine. After light trimming the only difference i noticed besides the head stamp is that tge neck is 050" shorter using the 7mm brass.Doing an update on my new 257 Weatherby. I'm shooting the 101 gr Barnes LRX bullet with Reloader 22 powder. Hope you enjoy the video!Sorry. I don't have the QL data you requested, but I think you're on the right track with RL-25 and the 110 AB. It's been the most accurate powder, on average, in both of my 257's. Really works well with 115-120 gr bullets. If you have any H-1000 laying around, give that a whirl with the 110 AB's. It's was a skosh more accurate than the RL-25 ...Hybrid 100v. started at 51 gr sinve thats the max load for the 280 rem and the pressure as stated was low. worked up in 0.5gr increments and didnt see any pressure. 57gr 2966 fps. 57.5gr 2972 fps. 58gr 3014 fps (primers started to show slight signs of pressure, nothing alarming) 58.5gr 3042 fps flatter primers..257" 25 Spitzer SP Hot-Cor® 25 TNT® HP Weight (grains) 87 Ballistic Coefficient 0.300 0.337 Sectional Density 0.188 COAL Tested 3.150" 3.170" Speer Part No. 1241 1246 Propellant Case Primer Weight (grains) Muzzle Velocity (feet/sec) Weight (grains) Ramshot Magnum Federal CCI 250 74.0 3570 78.0 Hodgdon Retumbo Federal CCI 250 74.0 3462 78.0 CA 168-grain Barnes TSX BT bullet can also be used for the 165-grain data. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .30-378 Weatherby Magnum (Barnes Reloading Manual #4) reloading data with 94 loads. Using bullets from Barnes TSX BT, Barnes TSX BT or MRX BT, Barnes TSX BT, MRX BT or BND SPIT, Barnes MRX BT ...The tire load index, also called the load range, specifies the amount of weight the tire can safely carry when inflated to its optimum pressure. Prior to the adoption of current in...The loads for the .257 Weatherby loads worked out well with Hornady 100g JSPs over IMR7828 and Federal 215 primer. Load one - 73.0g - 3486 fps. Load two - 73.5g - 3555 fps. Probably have a half to full grain to go with this powder IN THIS GUN. Never had a hard extraction or flattened primer.Mar 13, 2016 · The Nosler manual says IMR 7828 will give best velocity followed close by RL 22. With the 100gr Barnes TSX RL 22 shoots fast and great accuracy. My goal here is to get 3500 or more fps with the 110 ELDX. My current load shoots the 100 TSX at 3602. Any help here will be great.In the two .257 Weatherbys I've fooled with, a Vanguard Sporter and a NULA Model 28, Magnum proved to be the most accurate powder with 100-grain bullets. Both rifles averaged around 1/2 MOA for 3-shot groups at ranges well beyond 100 yards with around 75-77 grains, and with more than one bullet.All of these Nosler loads were developed using Weatherby cases and Federal 215 primers, and tested in a 26" barrel. The reloader with a .270 Wby. Mag. rifle has about a 200 fps advantage over a reloader with a .270 WSM rifle when both are using 150 grain bullets. Clearly, for heavy animals at long range, the .270 Weatherby is a superior choice.The Wby 257 graph below shows the powders I have (or want > RL25). Don't have any data to plot for my own loads with the Wby (have shot my loads, just haven't chronied them yet), but with my 9mm Browning Hi-Power, the results I got were closest to Sierra's for all the different manuals I have. GWY.It killed the limb and the bear. Thousands of 257 Weatherby Magnum hunters have discovered a proper bullet properly placed spells lights out. And often in dramatic fashion, as the following ballistic data ….257 ROBERTS ACKLEY IMPROVED - Published Manufacturer Loading Data Recipe Type: RifleHome Forums Reloading Big Game Rifles retumbo 257 weatherby mag 110 accubond load data: Forums Member List Calendar Active Threads: Previous Thread: Next Thread : Print Thread: Hop To : retumbo 257 weatherby mag 110 accubond load data #4313698 08/09/10. Joined: Feb 2005. Posts: 2,511. Tennessee. D. DEER_ASSASSIN OP.Select Filter by Cartridge or Powder to get started. 2. Select other category options to refine your search. 3. Select the "Get Load Data" button to view results. The load data will populate in the field below. If selections are changed, please select the button again to refresh. Grs. Grs.I never thought I'd walk off a fully loaded plane during the boarding process but I did just that to avoid another UK lockdown. Toward the end of 2020, here in the U.K., clouds on ...257 Wby Mag loads. Thread starter Strother; Start date Dec 23, 2021; Help Support Long Range Hunting Forum Become a supporting member. S. Strother Member. Joined Dec 23, 2021 ... Take a look at the "hammer load data" thread. Bunch of load data on it. I'm running the 92 at 4K with 76 grns of RL26 out of my mk v accumark. Reply. Reactions ...Recoil of a rifle in .257 Weatherby Magnum is about the same as that of a rifle of the same weight in .270 Winchester. More specifically, when a 100-grain bullet exits the barrel of a nine-pound rifle in .257 Weatherby at 3500 fps, one's shoulder is caressed with 13.5 ft-lbs of recoil. When a 130-grain bullet exits the barrel of a nine-pound ...Barrel is 27 1/4", velocity is a stunning 3685 fps. If anyone were to try RL-33 with a 115 best to start around 77-78 grains and work up. Case will be quite full at 83 grs. Other powders and bullet loads from 28" lilja 3 groove: 100 gr nos bt moly RL-22 69 gr 3600 ave vel. 100 TSX moly RL-22 69.5 gr best 3660 ave.Join Date: June 11, 2007. Posts: 2,156. Barnes manual loading data for their 115gr TSX in a 257 Wby start load is 66gr/H-1000 @3073fps and max load of 72gr/H-1000 @ 3287fps. If you look at Hodgdon data they list the Barnes 115gr XFB start load of 67gr/H-1000 and max of 71gr/H-1000 both list the Fed 215 primer.Printed from Shooter's Reference on 05/01/2024: https://www.shootersreference.com/reloadingdata/257-weatherby-magnum/.257 Weatherby Magnum (Barnes Data - 2010) reloading data with 12 loads. Using bullets from Barnes TTSX BT, Barnes BND SPIT, Barnes TSX FB. ... (Barnes Data - 2010) Warning! Notes: case: WBY; case trim length: 2.539"; primer: Fed GM215M; barrel length: 24"; twist rate: 1:10" Be Alert: Publisher cannot be responsible for errors in published load ...Feb 18, 2018 · Location. Texas. One of the most accurate loads I’ve ever loaded for the .257 was 115 Grain Nosler Ballistic Tip with 66.0 gr H4831. For the life of me I can’t remember where I got that load data from. Maybe an old Lee Reloading manual or something like that. Anyone have this info. I’m looking for estimated Vel in a 26 inch bbl.In no event shall Nosler, Inc. be liable for any damages resulting from the use of this data.” All cartridge measurements are SAAMI maximum and due to variations from manufacturers actual measurements may vary * = Most accurate load tested 257 Wby Mag - 115 grain No sler 90% 87% B A RE L ength /Mak 91% 0.453 Partitio n® 0 .3 8 9 8 5 % 8 2 % ....257" 25 Spitzer SP Hot-Cor® 25 TNT® HP Weight (grains) 87 Ballistic Coefficient 0.300 0.337 Sectional Density 0.188 COAL Tested 3.150" 3.170" Speer Part No. 1241 1246 Propellant Case Primer Weight (grains) Muzzle Velocity (feet/sec) Weight (grains) Ramshot Magnum Federal CCI 250 74.0 3570 78.0 Hodgdon Retumbo Federal CCI 250 74.0 ….257 Weatherby Magnum (Using 110 GR Hornady Bullets) reloading data with 42 loads. Using bullets from Hornady IB. Powders include Hodgdon, IMR, Winchester, Alliant, Accurate, RamshotSpeer #13 and Nosler #5 both have tabulated data for several powder and bullet weight combinations for 257 Wby. I have never heard of IMR 4830, I presume your typing finger went astray, should have been 4831. I don't give load data out for liability reasons, far fetched as it seems. Glad to furnish source info though.7mm Wby Mag - 160 grain Version 9.0 24" Lilja BARREL Twist 1-9" GRS. POWDER CHG. ** = Compressed load " Because Nosler, Inc. has no control over the actual components selected, the manner in which they are assembled or the condition of the firearm used, no responsibility, either expressed or implied is assumed for the use of this data..416 Weatherby Magnum - Published Manufacturer Loading Data Shellholders: Hornady #14In no event shall Nosler, Inc. be liable for any damages resulting from the use of this data." All cartridge measurements are SAAMI maximum and due to variations from manufacturers actual measurements may vary * = Most accurate load tested 257 Wby Mag - 115 grain No sler 90% 87% B A RE L ength /Mak 91% 0.453 Partitio n® 0 .3 8 9 8 5 % 8 2 % ...Just wondering if I could get a quickload run for the 257 WBY, RL 26, 215m primers, Norma/WBY Brass, and 110 Accubonds and 115 Partitions. Home. Forums. New posts Search forums. ... +Ba 91 69.30 3542 3065 77021 14836 100.0 1.049 !DANGEROUS LOAD-DO NOT USE! Data for burning rate decreased by 10% relative to nominal value: -Ba 91 69.30 3196 2495 ...In no event shall Nosler, Inc. be liable for any damages resulting from the use of this data.” All cartridge measurements are SAAMI maximum and due to variations from …Location. Medina, Ohio USA. Mar 8, 2017. #1. I am getting ready to order a long-range groundhog rifle, and am currently leaning towards the .257 Weatherby Magnum. I don't need any advice in this area, but am interested in who sells the highest quality brass for this cartridge. The four choices appear to be Hornady, Nosler, Norma, and Weatherby..240 Weatherby Magnum - Published Manufacturer Loading Data Shellholders: Hornady #1The .257 Weatherby was one of Roy Weatherby's earliest creations and quickly became his favorite. This flat shooting cartridge has grown to be one of Weatherby's most popular rounds. CARTRIDGE SPECS. Bullet Diameter: .257 (6.35mm) Common Reference: 25 Caliber.The .257 Weatherby Magnum dates back to 1943 when Roy Weatherby began experimenting with the .300 H&H Magnum case for a series of wildcat/proprietary cartridges. By blowing it out with minimal body taper, adding a unique double-radius shoulder, shortening the case to 2.549 inches and necking it to accept .257 inch bullets, …RAMSHOT GRAND. A double-base spherical propellant, brining the latest propellant technology to the Ramshot family. With a density tuned for magnum cartridges, Ramshot Grand offers optimal load densities, which equal low extreme spreads and standard deviations. Shop Now.Nov 17, 2022 · For instance, load data using a 100-grain spitzer bullet carries maximum muzzle velocity at almost 3,600 fps. Reloaders tend to fall in love with the .257 WBY Mag. (Photo: Kristin Alberts/Guns.com).338-378 Weatherby Magnum (Using 225 GR Hornady Bullets) reloading data with 25 loads. Using bullets from Hornady IB, SST or SP-RP. Powders include Hodgdon, IMR, Vihtavuori, Alliant257 Weatherby n560 quick load. Thread starter hoyt-6190; Start date Aug 15, 2021; Aug 15, 2021 #1 H. hoyt-6190 Beginner. Feb 25, 2015 60 1. ... +Ba 94 67.00 3563 3242 74445 14192 100.0 1.107 !DANGEROUS LOAD-DO NOT USE! Data for burning rate decreased by 10% relative to nominal value: -Ba 94 67. ...The very light contour fluted barrel heats up quick especially with the charge from the Weatherby calibers. Both of mine were 1 1/2" @ 100 yards three shot groupers at best. If you are looking for a rifle to shoot to 300 yards or less this would be it, and the .257 wby is an awesome round.Cartridge : .257 Weath. Mag. Bullet : .257, 100, Nosler BalTip 25100. Cartridge O.A.L. L6: 3.170 inch or 80.52 mm. Barrel Length : 26.0 inch or 660.4 mm. Predicted Data for Indicated Charges of the Following Powders. Matching Maximum Pressure: 63500 psi, or 437 MPa. or a maximum loading ratio or filling of 110 %..257 Weatherby Magnum (Using 120 GR Nosler Bullets) reloading data with 27 loads. Using bullets from Nosler Partition Spitzer. Powders include IMR, Vihtavuori, Ramshot, Alliant, Hodgdon ... Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet: Powder Manufacturer: Powder: Charge: Velocity (FPS) 120: Nosler ....257 Weatherby Magnum Loads reloading data with 51 loads. Using bullets from Sierra BlitzKing, Hornady V-Max, Barnes TTSX, Nosler Ballistic Tip, Berger Target, ….338-378 Weatherby Magnum (Using 225 GR Hornady Bullets) reloading data with 25 loads. Using bullets from Hornady IB, SST or SP-RP. Powders include Hodgdon, IMR, Vihtavuori, AlliantSelect Filter by Cartridge or Powder to get started. 2. Select other category options to refine your search. 3. Select the "Get Load Data" button to view results. The load data will populate in the field below. If selections are changed, please select the button again to refresh. Grs. Grs.Re: 257 Weatherby Mag - BEST LOADS ! -73g of 7828, 75g of R25, or 71g of R22 under 100TTSXs. The above is with 215GM and Wby/Norma brass, which is around 30ish g lighter than std Remchester (hence thinner/more capacity). With Remchester 7RM or 264WM brass I usually end up about a grain off of the above. MV from my current two 257Wby rigs are ...Sep 29, 2015 · Sep 29, 2015. #8. MT, the 115 Bergers with H1000 make my .257 Wby my most accurate rifle. Seating took several settings to find most accuracy, but it's ready for my muley hunt in November. Like Mud said, hit the boiler room not the shoulder. Good luck..460 Weatherby Magnum (Hodgdon Data) reloading data with 36 loads. Using bullets from Hornady RN, Barnes XFB, Barnes RN. Powders include HodgdonOct 30, 2004 · 257 wby 100 & 115 BT's, 264 win, 130 AB, 140SMK & NCC, 7mm Rem, 140 & 160 AB, 150 BT, 30-378 180 AB, 200 AB & SGK. Powders are WC 860 & 868, bu their burnrate is fairly compareable to AA8700 & H870. I'll be reducing by 15% and working up. There is some availibility on the 860 the 868 I'll most likely buy another couple kegs in the near future ....257" 25 Spitzer SP Hot-Cor® 25 TNT® HP Weight (grains) 87 Ballistic Coefficient 0.300 0.337 Sectional Density 0.188 COAL Tested 3.150" 3.170" Speer Part No. 1241 1246 Propellant Case Primer Weight (grains) Muzzle Velocity (feet/sec) Weight (grains) Ramshot Magnum Federal CCI 250 74.0 3570 78.0 Hodgdon Retumbo Federal CCI 250 74.0 3462 78.0 CJan 4, 2020 · Jan 4, 2020. #1. Going to start developing a load for my new 257 wby. It's a vanguard accuguard with a 1-10 barrel. I'm wanting to shoot a 110+ gr bullet. Whitetails, muleys, antelope and will be taken as a backup elk rifle. Wanting something that will accomplish any of the above. 5-600 yard max. 110 nosler accubond. 115 or 120 nosler partition..257 Weatherby Magnum Handloads: Warning! Notes: A 26-inch barreled Weatherby Mark V (manufactured in Japan) was used to fire the loads. Weatherby cases and Remington 9 1/2 Large Rifle Magnum primers were used in all loads. Maximum case length: 2.549 inches; trim-to length: 2.539 inches; maximum overall loaded length: 3.250 inches.A Weatherby Mark V Backcountry Ti 6.5 RPM with a 24-inch barrel (1:8 twist) and a Leupold VX-3i 6.5-20x 50mm scope was used to test all loads. CCI BR-2 primers were used throughout, except where noted. Bullet diameter: 6.5mm/.264 inch; maximum COAL: 3.340 inch; maximum case length: 2.570 inches; suggested trim to length: 2.560 inch.2,859. Remarks: accurate but low velocity; case expansion: normal; primer: F 215. .257 Weatherby Magnum reloading data with 59 loads. Using bullets from Sierra hollow-point, Hornady hollow-point, Speer spitzer, Hornady spire-point, Sierra spitzer, Sierra hollow-point boat-tail, Nosler solid-base, Speer hollow-point, Sierra flat-base spitzer ...It's also called the 257 Pronghorn, that may help you find more info. Yes, my dies and reamer were called '25 Pronghorn', although both RCBS & Redding have listings under '25-300WSM'. There is data out there under the name of 25 Pronghorn. '24hr campfire' may have some data, also try 'accurate reloader' forum. Cheers.Oct 22, 2021. #6. I just got off the phone with Cory (I cannot remember his LRH username) from Berger Tech support, and here are some powder recommendations he has that I have in my powder list: IMR 7977 - 59.2 - 65. H1000 - 61.1 - 67.1. Retumbo and IMR 8133 are the same - 63.8 - 70.1. RL33 - 67.7 - 74.4. Cory said the H1000 is the ideal burn ...I'm also new to long range shooting. I stumbled across this sight looking for some loads for my 257 Weatherby Mag. It was a regular Remington 700 CDL I had for a few years. Deciy to have it made over. I'm basically having it senderoized with a faster 1-7.5 twist rate for shooting the heavier, 128 grain hammers and 131 grain black Jacks.Noslers load data, claims the BT is too destructive on meat at close range for that caliber, but is great at long ranges. ... I do see IMR 4831 as an accuracy powder in the 257 Weatherby Mag load for data, for certain weights -mostly the lighter bullets. Once I have the rifle in my hands, and determine the twist rate, Ill get a better idea of ...Total. $ 198.50. Add to cart. SKU: 257Wby Categories: 257 Weatherby, All Ammo, Rifle Ammo. Description. Reviews (0) New Norma brass, Federal 215M (match magnum) primer, Hodgdon Extreme smokeless powder, and 115 grain Berger VLD-H. This is match grade hunting ammunition with the powder weighed out to .02 grains consistency.Load Data. Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior quality and performance with Nosler products..240 Weatherby Magnum - Published Manufacturer Loading Data Shellholders: Hornady #1A Weatherby Mark V Backcountry Ti 6.5 RPM with a 24-inch barrel (1:8 twist) and a Leupold VX-3i 6.5-20x 50mm scope was used to test all loads. CCI BR-2 primers were used throughout, except where noted. Bullet diameter: 6.5mm/.264 inch; maximum COAL: 3.340 inch; maximum case length: 2.570 inches; suggested trim to length: 2.560 inch.Where would I find load data? Jun 21, 2022 #10 O. Overdrive WKR. Joined Aug 10, 2018 Messages 496 Location Earth. My 257 load is 69 gr IMR 7828 115 Berger VLD 3250 fps I could've pushed it harder but this was best for accuracy and decent velocity. I tried H1000 and wasn't getting the velocity the book said I should..257 Weatherby Magnum (Sierra Data - Edition V) Warning! Notes: firearm used: Weatherby Mark V; barrel length: 26"; twist: 1x12"; case: Weatherby; trim-to length: 2.539"; primer: Federal 215; use maximum loads with caution; loads less than minimum charges shown are not recommended; Sierra does not recommend MatchKing bullets for hunting …In no event shall Nosler, Inc. be liable for any damages resulting from the use of this data.” All cartridge measurements are SAAMI maximum and due to variations from manufacturers actual measurements may vary * = Most accurate load tested 9 2 % 8 9 % 8 9 % 8 6 % 257 Wby Mag - 100 grain 25 Cal. (.257") No sler 98% B C PRIMER TYPE 97% 94% 84% ...So Rigby simply renamed the 7x57mm Mauser to the .275 Rigby (for the diameter of the barrel's lands, not the .284-inch bullet diameter); the cartridges are identical in dimension, from the .473-inch-diameter rimless case head and 20-degree, 45-minute shoulder to the 2.245-inch case length. Ammunition can be interchanged between a rifle marked ...Barnes lists good load data on their website. But it's hard to say what is good depending on the powder and other stuff you have. Reply. Reactions: Sanford338. 257Tony ... Max load of Rl 22 gave me 3606 out of a 26 inch Remington 257 Wby. Reply. Reactions: Quintus. D. Dmagna Well-Known Member. LRH Supporter. Joined May 30, 2018 Messages 1,974 ...Case: WBY Twist Rate: 1:10" Charge Velocity Charge Velocity Load Powder (grains) (fps) (grains) (fps) Density (%) IMR 4831 65.5 3589 69.5 3858 93 Supreme 780 67.5 3527 71.5 3812 87 XMR 3100 66.5 3597 70.5 3813 95 RL 22 66.5 3552 71.5 3842 92 IMR 7828SSC 69.0 3522 73.0 3795 91 H1000 72.0 3525 77.0 3778 99.257 Weatherby Magnum Minimum MaximumCustom load development for rifles with Hammer Bullets. Each round loaded within 1/10th of a grain powder charge. Includes data for long range shooting. Allows you to get the best performance from your rifle. All load/component data will be shared so that the load can be duplicated. Ship to: H D Custom Rifles and Ammunition LLC. 11284 Hwy 83.Case: WBY Twist Rate: 1:10" Charge Velocity Charge Velocity Load Powder (grains) (fps) (grains) (fps) Density (%) IMR 4831 65.5 3589 69.5 3858 93 Supreme 780 67.5 3527 71.5 3812 87 XMR 3100 66.5 3597 70.5 3813 95 RL 22 66.5 3552 71.5 3842 92 IMR 7828SSC 69.0 3522 73.0 3795 91 H1000 72.0 3525 77.0 3778 99.257 Weatherby Magnum Minimum Maximum6.5 - 300 Weatherby Magnum - Published Manufacturer Loading Data Shellholders: Hornady #5Anyone have any suggestions for the 100 gr. Partition and RL25 in a .257 Weatherby? Shooting the 100 gr. Hornady, I can't seem to get a group over 1" with any reasonable (71-75 gr.) load of RL25, with 0.75" typical; shooting the recommended powders with the Partition, I can't get anything under 1.5", with most over.I prefer the Partition on game, particularly at .257 speeds, and hope that RL25 ...Reloading data for 257 Weatherby Magnum. Bullet: Hornady SP 87 gr: Bullet weight: 5.6 g / 87 gr: B.C: 0.322: C.O.L: 80.0 mm / 3.150 # 2530: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: ... .308 Norma Magnum Load Development Ballistics Show all Ballistics The basics of ballistic gelatin testing Calibers Show all Calibers ...Load Data. Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior quality and performance with Nosler products.257 Wby Mag - 120 grain Version 9.0 26" Lilja BARREL Twist 1-10" 85% ** = Compressed load " Because Nosler, Inc. has no control over the actual components selected, the manner in which they are assembled or the condition of the firearm used, no responsibility, either expressed or implied is assumed for the use of this data.270 Weatherby Magnum Load Data. 100 Grain. 110 Grain. 130 Grain. 140 Grain. 150 Grain. 160 Grain. Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more.Recently picked up a new Ruger #1B in 257 Weatherby and topped it with a Leupold VX3i 3.5x10. Had a few test rounds loaded with 100gr Nosler Ballistic tips. Set up at 100yds and fired a few 5 shot groups. The 64gr of IMR 4831 shot best. I pulled the 5th shot when a fly bit me. Was shooting in shorts out in the horse pasture in full sun.Sciroccos are quite long for their weight. The .30-caliber 150-grain Scirocco’s length is 1.270 inches, compared to Swift’s 180-grain A-Frame’s 1.215 inches and Nosler’s 150-grain Ballistic Tip of 1.24 inches. The 7mm 150-grain Scirocco measures 1.385 inches long, compared to 1.365 inches of the Swift 175-grain A-Frame. Sep 29, 2015 · Sep 29, 2015. #8. MT, the 115 Bergers with H1000 make my .257 Wby my most accur
My .257 wby has about 183 +/- (exact numbers are in my book)... No loose primers, only thing I have had to do is push the shoulder back a bit.. Shoots 115 VLD's well, but I need to tweak more! ... Load data was generated using Quick Load a 26 inch barrel a COAL of 3.170 inches and your COAL and velocity could be a little different.If you are going to load them to 3400 with a 120 I would just get a 257 wby magnum. Way less powder and less finicky to load. My 257 WBY shoots a 117 hornady at 3450 fps. Reply. R. Rich Coyle Well-Known Member. Joined Aug 14, 2013 Messages 5,404 Location Grants Pass, Oregon. Feb 18, 2015 #6Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Weatherby Magnum (Berger Bullets Data) reloading data with 42 loads. Using bullets from Berger Match FB Target, Berger Match VLD Target or Match Grade VLD Hunting. Powders include IMR, Alliant, Vihtavuori, Norma, Hodgdon, Accurate, Ramshot.My .257 wby has about 183 +/- (exact numbers are in my book)... No loose primers, only thing I have had to do is push the shoulder back a bit.. ... Load data was generated using Quick Load a 26 inch barrel a COAL of 3.170 inches and your COAL and velocity could be a little different.The Hide Armory. Reloading Depot. Sniper's Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper's Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics.Gypsum, Co. Dec 26, 2018. #3. You should be able to do better than 3200fps with a 257AI. I am shooting a 25-06 with 100 grain Barnes TTSX bullets at 3200 fps and love it. It gives me great accuracy with the loads with the speed that I want. I just looked at the Barnes on line load data and it shows with a 100 grain TTSX you can get 3200 fps ...257 Wby Load?? #1984889 01/05/11 10:53 PM: Joined: Nov 2007. Posts: 1,030. Whitney, Tx. S. slayer12 OP. Pro Tracker. OP. slayer12. Pro Tracker. S. Joined: Nov 2007. Posts: 1,030. Whitney, Tx. I am wanting to get into reloading and was wondering if anyone has a load that works for them on the 257 WBY Mag? I would like any information such as ...Average FPS: 3408. Average Energy: 2836. Average Gr: 110. Recoil: 1.76. Power Rank: 3.75 of 20. The .257 Weatherby Magnum was designed by Roy Weatherby in 1944 and was first introduced into the market during 1948. The parent case design is based off the .375 H&H Magnum by shortening the neck to fit the .257 inch (6.53mm) bullet.Not bad for thier cheap loads. I bought them for the brass as the factory loads were cheaper than brass alone. I pulled several bullets to get a start on load development as well. 100TTSXs gave a .7 group over R22 for 3508fps. Definitely a promising load to build on. Tried a few 100 Etips with 71g of 7828 for 3630fps and a 1.25" group.The .240 Weatherby is the highest velocity commercially produced 6mm cartridge. It will drive a 100 grain bullet about 150 fps faster than the 6mm Remington or .243 WSSM from a 26" barrel, less from a 24" barrel. Of course, if the 6mm is measured in a 24" barrel and the .240 in a 26" barrel, which is the case with factory load ballistics, the ...Colorado. May 8, 2014. #1. I have several loads worked up of 7828 with the 100 TTSX 3.17 OAL, any where from 68 - 72 grains, Barnes list 69 grains as the max, Hodgdon shows a max of 73 with a 100 grain bullet and most loads i have found on reloading sites show around 73 grains as there loads for the 100 grain TSX and other 100 grain bullets.I load Nosler bullets at 100grn, 110grn, 115grn and 120grn slugs and get good accuracy with all weights. I used the Hogdon reloading data to get a starting point and worked up from there. The 257 Roberts is pretty much my favorite cartridge. A friends son used my 257 loaded with 120grn Nosler Partitions to take his first elk. Worked like a charm.Doing an update on my new 257 Weatherby. I'm shooting the 101 gr Barnes LRX bullet with Reloader 22 powder. Hope you enjoy the video!Jul 22, 2013 · The Hide Armory. Reloading Depot. Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper’s Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics.Reduce by 10% to establish a starting charge weight. Alliant Centerfire Rifle Load Data. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Weatherby Magnum (Alliant Reloaders Guide 2008) reloading data with 8 loads. Using bullets from Speer SP, Sierra BTSP.Hell just wondering if someone could please do a quickload for my 257 weatherby mag load Rifle is a weatherby accumark 26” Bullets-120gr swift a-frame... Home. Forums. New ... +Ba 98 70.00 3439 3152 75824 13128 100.0 1.114 !DANGEROUS LOAD-DO NOT USE! Data for burning rate decreased by 10% relative to nominal value ...45 Caliber / .451” Diameter. Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior quality and performance with Nosler products.The .257 Roberts—a necked down 7x57mm Mauser case—gave even more case capacity, and corresponding higher velocities. Both are classics, and both are sound designs. However, the .257 Weatherby Magnum took things to an entirely different place. It will drive even the heaviest .25 caliber bullets—the 117- and 120-grain slugs—to a muzzle ...Refer to the current SPEER® Reloading Manual for handloading instructions. Be thoroughly familiar with those instructions before using these loads. As Vista Outdoor Operations LLC has no control over individual handloading practices or the condition of firearms in which ... 257 Weatherby Magnum START CHARGE 3545 3494 3483 3483 3450 3447 3428 ...We pride ourselves in our ability to hold those demands for an extended life load after load. FEATURES. Match grade brass rifle casings; ... * Box could contain mixed brands Available calibers - .240 WBY; .257 WBY; .270 WBY; .300 WBY ; 6.5-300 WBY; 6.5 WBY RPM; 7mm WBY. ... Your personal data will be used to support your experience ...Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Weatherby Magnum (Barnes Reloading Manual #3) reloading data with 80 loads. Using bullets from Barnes Solid, Barnes XBT or Solid, Barnes XFB or XBT, Barnes XLC BT, Barnes XFB. Powders include Accurate, Alliant, Hodgdon, IMR, Ramshot.These bullets require faster than normal powders for the cartridge and bullet weight. Load with extreme. caution. Do Not transfer any of this data to other Hammer Bullets. This is Only for Absolute Hammers. The following load data was developed and shared by our customers. Use at your own risk and work up to.Roy Weatherby liked to design cartridges with more zip than other commercial rounds. While not all Weatherby Magnums are the velocity champions in their caliber, the 6.5-300 Weatherby Magnum beats all challengers. Its factory loads include the Barnes 127-grain LRX at a listed 3,531 fps, Swift 130-grain Scirocco II at 3,476 fps, and …Total. $ 198.50. Add to cart. SKU: 257Wby Categories: 257 Weatherby, All Ammo, Rifle Ammo. Description. Reviews (0) New Norma brass, Federal 215M (match magnum) primer, Hodgdon Extreme smokeless powder, and 115 grain Berger VLD-H. This is match grade hunting ammunition with the powder weighed out to .02 grains consistency..460 Weatherby Magnum (Hodgdon Data) reloading data with 36 loads. Using bullets from Hornady RN, Barnes XFB, Barnes RN. Powders include HodgdonRefer to the current SPEER® Reloading Manual for handloading instructions. Be thoroughly familiar with those instructions before using these loads. As Vista Outdoor Operations LLC has no control over individual handloading practices or the condition of firearms in which ... 257 Weatherby Magnum START CHARGE 3545 3494 3483 3483 3450 3447 3428 ...Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. *Most Accurate Load C Compressed Load 5 Powder Minimum Maximum Charge (grains) Velocity (fps) Charge (grains) Velocity (fps) IMR 4350 45.9 2515 51.0 2743 Hunter 50.7 2670 56.3 2851 H4831sc 49.7 2544 55.3 2766 *Power Pro 4000MR 49.2 2559 54.6 2837 RL 22 47.0 2506 52.2 2766.257 ROBERTS ACKLEY IMPROVED - Published Manufacturer Loading Data Recipe Type: RifleBullet : .257, 120, Swift A-Frame SS. Useable Case Capaci: 77.053 grain H2O = 5.003 cm³. Cartridge O.A.L. L6: 3.170 inch = 80.52 mm. Barrel Length : 24.0 inch = 609.6 mm. Predicted Data for Indicated Charges of the Following Powders. Matching Maximum Pressure: 63000 psi, or 434 MPa. or a maximum loading ratio or filling of 110 %. These ...The .257 Weatherby was one of Roy Weatherby's earliest creations and quickly became his favorite. This flat shooting cartridge has grown to be one of Weatherby's most popular rounds. CARTRIDGE SPECS. Bullet Diameter: .257 (6.35mm) Common Reference: 25 Caliber.I'm starting load development on a new 257 wby mag. So far I have a 100gr Barnes tripleshock with RL-25, and 115gr Nosler BT with IMR 4350, and just for fun, a 110gr Berger MEF (varmint) with IMR 4350 to try. ... The 100 grain X-bullet data does not even list RL25 for the 100 grain bullets and loads you reference are from the XLC (coated bullet ...The latest version of the Barnes Reloading Manual does not have data for the Tipped TSX in the .257 Wby mag, but does have info for the standard TSX bullet. ... For the .257 Wby Mag using the 100 grain TSX and IMR 7828SSC powder Barnes suggests a minimum load of 66 grains for 3314 fps and a maximum load of 71 grains for 3521 fps.Joined. Jan 17, 2012. Messages. 1. Jan 17, 2012. #1. I am new to this forum and this is my first post! I was wondering if anyone had any experience to share with Hybrid 100V in 257 Wby Mag or 25-06. I have some loads made up for 25-06 and am waiting for some good shooting weather.My .257 wby has about 183 +/- (exact numbers are in my book)... No loose primers, only thing I have had to do is push the shoulder back a bit.. Shoots 115 VLD's well, but I need to tweak more! ... Load data was generated using Quick Load a 26 inch barrel a COAL of 3.170 inches and your COAL and velocity could be a little different.Yes these will be used in a 257 wby with a 26" tube. Currently running the 117gr sst to fill crop damage permits and not sure I'm pleased with the on game performance. I played with the 100gr ttsx a little and had decent accuracy but never really finished development with them. These lrx might be a real sweet spot for what I'm doing.In my Accumark 257 Wby I like H4350 powder with the Barnes TTSX 80 grain Bullet I suggest to stick with a controlled expansion Bullet in the 257 WBY to avoid meat loss. ... 257 weatherby mag load data. snox801; Jun 16, 2013; 2. Replies 17 Views 18K. Oct 4, 2013. Physhstyx. Recent Posts. Hog Stimulus. Latest: 6.5x300 WBY; 4 minutes ago; Hog Hunting.240 Weatherby Magnum Load Data. 55 Grain. 70 Grain. 80 Grain. 85 - 90 Grain. 95 - 100 Grain. Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior quality and ....257 Weatherby Magnum (Barnes Data - 2010) reloading data with 12 loads. Using bullets from Barnes TTSX BT, Barnes BND SPIT, Barnes TSX FB. Powders include IMR, Alliant, Accurate, Hodgdon ... Publisher cannot be responsible for errors in published load data. Wt. Bullet: Powder Manufacturer: Powder: Charge: Velocity (FPS) 80: Barnes …Reloading data for 257 Weatherby Magnum. Bullet: Hornady SP 87 gr: Bullet weight: 5.6 g / 87 gr: B.C: 0.322: C.O.L: 80.0 mm / 3.150 # 2530: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: ... .308 Norma Magnum Load Development Ballistics Show all Ballistics The basics of ballistic gelatin testing Calibers Show all Calibers ...Cartridge : .257 Weath. Mag. Bullet : .257, 120, Nosler PART SP 35643. Cartridge O.A.L. L6: 3.170 inch or 80.52 mm. Barrel Length : 26.0 inch or 660.4 mm. Powder : Hodgdon Retumbo. Predicted data by increasing and decreasing the given charge, incremented in steps of 2.0% of nominal charge. CAUTION: Figures exceed maximum …2,859. Remarks: accurate but low velocity; case expansion: normal; primer: F 215. .257 Weatherby Magnum reloading data with 59 loads. Using bullets from Sierra hollow-point, Hornady hollow-point, Speer spitzer, Hornady spire-point, Sierra spitzer, Sierra hollow-point boat-tail, Nosler solid-base, Speer hollow-point, Sierra flat-base spitzer ...Oct 22, 2021. #6. I just got off the phone with Cory (I cannot remember his LRH username) from Berger Tech support, and here are some powder recommendations he has that I have in my powder list: IMR 7977 - 59.2 - 65. H1000 - 61.1 - 67.1. Retumbo and IMR 8133 are the same - 63.8 - 70.1. RL33 - 67.7 - 74.4. Cory said the H1000 is the ideal burn ....257 Weatherby Magnum (Barnes Reloading Manual #4) reloading data with 36 loads. Using bullets from Barnes Banded Solid Spitzer, Barnes TSX BT, Barnes TSX FB. Powders include IMR, Accurate, Vihtavuori, Alliant, Ramshot, HodgdonIn my last 257 wby i used 110 grain accubonds, they passed through every animal i shot ( all white tails, mulies and black bears) i was getting 3480 fps at the muzzle with imr 7828 . ... My hunting/business partner uses the Accubond and Barnes factory loads in his two 257s. Zero problems with antelope, white tail or mule deer over several hunts ...James, Welcome to the forum. While Nosler does not list H4831 (or H4831SC) in the current Reloading Guide, QuickLoad projects a maximum charge of 66.5 grains of either H4831 or H4831SC with a 115 grain Nosler Partition in the 257 Weatherby Magnum. This projects a velocity of 3344 in a 26 inch barrel. You could probably increase the charge to 67 ...The 264 Win operates at a slightly higher max avg. pressure than the .257 Wby (64,000). Freebore of the new design is, you guessed it, 1/4 (.250"). This is both significantly less than the .257 Wby for better consistent accuracy, and significantly more than the .264 Win parent chamber to allow higher velocity at lower pressures.Aug 6, 2013. Messages. 4,345. Location. Arizona. Nov 9, 2015. #3. Duck, knowing no two rifles shoot a given load equally, both of my .257 Wby's do very well with H1000 and the 115 VLD. These are Wby rifles with the Wby freebore.The RL22 at 55.5 grains has been my go to for the TTSX so I thought about using it. But I wondered if anyone here has any personal knowledge of the three powders I have on hand and their use with the 103 grain .257 Hammer bullets out of a .25-06. I'm interested in what you have to say. Thanks. Oct 20, 2021. Going to add the standard warnings of this is just a prediction of quickload and not