257 roberts reloading data.

.257 Roberts Loads reloading data with 7 loads. Using bullets from Sierra hollowpoint, Nosler Ballistic Tip, Hornady Spire Point, Nosler Partition, Barnes TSX. ... .257 Roberts Loads: Warning! Notes: Source: Handloader Issue #247 - June, 2007: Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet: Powder ...These are the Green Dot reload locations to choose from -- more than 15 options, local to most. Plus, we explain exactly how to reload your card. Green Dot prepaid cards are reload....257 ROBERTS ACKLEY IMPROVED - Published Manufacturer Loading Data. Recipe Type: Rifle. Bullet Weight: ALL. 75 gr. 80 gr. 85 gr. 90 gr. 100 gr. 115 gr. 120 gr. Powder: …The .257 Roberts Improved. The two most popular "Improved" .257 Roberts cartridges are the Ackley and RCBS versions. They are quite similar except for the shoulder angle, which is 40 degrees for the Ackley version and 28 degrees for the RCBS version. The Hornady Handbook and Nosler Reloading Guide show maximum reloads for the .257 Improved ....257 Diameter Bullets 75 gr. HP 87 gr. SPT 90 gr. HPBT 100 gr. SPT 100 gr. SBT 117 gr. SBT 117 gr. SPT 120 gr. HPBT.264 Diameter Bullets 85 gr. HP 100 gr. HP 120 gr. SPT 140 gr. SBT 160 gr. SMP 120 gr. HPBT MatchKing 140 gr. HPBT MatchKing 155 gr. HPBT MatchKing.277 Diameter Bullets 90 gr. HP 110 gr. SPT 130 gr. SBT 130 gr. SPT

Notes from the Lab: .257 Roberts (using Sierra bullets) N.H. “Ned” Roberts developed the .257 Roberts during the 1920s by necking the 7mm Mauser (aka 7x57) case to accept .257-inch bullets and by changing the shoulder angle from 20 to 15 degrees. Roberts was a well-known experimenter and gun writer, and his cartridge2971. Remarks: max load. .257 Roberts (Berger Bullets Data) reloading data with 38 loads. Using bullets from Berger Match FB Target, Berger Match VLD Target or Match Grade VLD Hunting. Powders include IMR, Hodgdon, Alliant, Accurate, Ramshot, Vihtavuori, Winchester, Norma.Utah. QuickLOAD agrees with the others that 45.5g is WAY over pressure for the standard 257 Roberts. With a 24" barrel and a COAL of 2.775" the estimated pressure is 67,220 psi with 3,081 fps estimated muzzle velocity. QuickLOAD predicts that 41.5g to be max with that combo (@ 2.775" COAL & 24" barrel) for 2,822 fps.

.257 Roberts Improved Data reloading data with 40 loads. Using bullets from Hornady, Sierra HP, Rem. Power Lokt, Sierra, Hornady Spire Point, Hornady Round Nose, Barnes.

.257 Roberts Ackley Improved Data reloading data with 4 loads. Using bullets from Hornady V-Max, Barnes XLC, Nosler Ballistic Tip, Nosler Partition. Powders include Ramshot, Hodgdon, Accurate, Alliant The .257 Roberts certainly has a great deal of history behind it, yet is a story filled with contradictions whether discussing history or usage. One account suggests that had Ned Roberts been able to take advantage of slow burning powders, he most likely would have adopted the .30-06 case to maximize velocity, wounding and fast killing. We place limited powder inventory for sale on a regular basis on our website. When we are sold out, we are sold out. We do not take backorders and our Tech Services team cannot take orders via email or phone. The max order quantity of any powder SKU is 5 and we will only accept one order, per customer, per calendar month with a maximum weight ...

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Hornady Manufacturing Company develops and publishes reloading data for the Handbook of Cartridge Reloading. Occasionally, we will temporarily publish load data on this page when a bullet becomes available and is not yet listed in the latest edition of the handbook. 6.5mm .264" 100 gr. ELD-VT™ [PDF] 22 ARC (Bolt Gun) [PDF] 22 ARC (Gas Gun) [PDF] .257 Roberts - Published Manufacturer Loading Data Shellholders: Hornady #1 Load Data for .257 Roberts . Bullet: 115 gr PART (NOS) Diameter: 0.257" Powder: Hybrid 100V (Hodgdon) Starting Powder: 42.0 gr. Max Powder: 46.0 gr . Notes: Source: Rifle Issue #274 - May, 2014. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Ackley Improved Load Data reloading data with 19 loads. Using bullets from Hornady V-Max, Barnes Tipped Triple-Shock, Sierra Varminter, Sierra Pro-Hunter, Swift Scirocco, Nosler AccuBond, Hornady SST, Swift A-Frame.Mar 6, 2018 ... Test Specifications/ Components Firearm Used: Universal Receiver Barrel Length: 24” Twist: 1-9" Case: Nosler Trim-to Length: 2.490”' Primer: ... *To fire-form brass, use the faster-burning powders and loads from standard .257 Roberts data. *To properly chamber a rifle for .257 Ackley Improved cartridges, a gunsmith must set the original barrel back about 0.004”. The chamber distance from the bolt face to the junction of shoulder and neck is shorter in Ackley Improved rifles than in ... 257 Rob +P - 100 grain Version 9.0 4" Lilja BARREL Twist 1-10" Expansion Tip® 0 .4 0 9 D u e to in te rn al co n stru ctio n d i˜ e re n ce s, alw ays b e g in w ith startin g lo ad s w h e n u sin g Exp an sio n Tip ® products. 81% 96% 72% 92% 81% 7% This data was developed to the 257 Roberts +P pressure level of 58,000 psi, and should only

Remarks: COAL: 2.750 inches; maximum load. .257 Roberts (using Sierra bullets) reloading data with 391 loads. Using bullets from Sierra HP, Sierra SPT, Sierra SPT , Sierra HPBT, Sierra SPT, SBT or HPBT MatchKing, Sierra SPT or SBT, Sierra SPT or SBT , Sierra SPT or SBT . Powders include IMR, Hodgdon, Accurate, Vihtavuori, Ramshot, Alliant. .257 Roberts (Hodgdon Data - Winchester Powder) reloading data with 14 loads. Using bullets from Hornady SP, Hornady HP, Barnes TTSX BT, Sierra HPBT, Speer SPBT, Nosler Part.WLR; min. OAL (inches): 2.775; case: Win. bbl length: 24. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts +P (Alliant Data) reloading data with 4 loads. Using bullets from Sierra HP, Speer Spitzer, Sierra HPBT. Powders include Alliant. .257 Roberts (Hodgdon Data - Winchester Powder) reloading data with 14 loads. Using bullets from Hornady SP, Hornady HP, Barnes TTSX BT, Sierra HPBT, Speer SPBT, Nosler Part. 257 Roberts +P with 100 gr HP. speer-ammo.com Alliant Reloder 23 Federal Federal 210 43.9 2767 48.8 C3064 Hodgdon H380 Winchester CCI 250 38.0 2566 42.0 2842 … Load Data for .257 Roberts . Bullet: 120 gr HPBT (Sierra) Diameter: 0.257" Powder: IMR 4350 (Improved Military Rifle) Starting Powder: Max Powder: 41.5 gr . Primer ... 257 Roberts +P with 120 gr Spitzer BTSP. speer-ammo.com Hodgdon H414 Winchester CCI 250 39.0 2507 43.0 2767 IMR 4064 Winchester CCI 200 34.0 2423 38.0 2705

45 Caliber / .451” Diameter. 45 Auto (ACP) 45 Colt (Single Action Army & Replicas) 45 Colt (Ruger & T/C Contender & Encore) 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.

Oct 31, 2021 ... The other factory loads with 115gr and 117gr bullets, listed as +P, are in the 2950 fps neighborhood. I don't know enough about this cartridge ...Load Data. Nosler Load Data; Reloading Glossary; Dealer Locator. Sign In / Register. Search. Search. Search. Advanced Search. Sign In; Create an Account; My Cart 0. Home; Load Data ... 257 Roberts Ackley Improved. 25-06 Remington. 257 Weatherby Magnum. 25 Winchester Super Short Magnum (WSSM) 6.5mm Caliber / .264” Diameter. 6.5 ….257 Roberts +P Alliant has no data for the .257 Roberts, but out of my Cooper Model 22, 48.0 grains of IMR-4350 launches a 90-grain Sierra boat-tail hollow-point (BTHP) at just about 3,200 fps. Reducing that charge weight to 44.0 grains with Reloder 17, the resulting velocity was 3,266 fps..257 ROBERTS ACKLEY IMPROVED - Published Manufacturer Loading Data. Recipe Type: Rifle. Bullet Weight: ALL. 75 gr. 80 gr. 85 gr. 90 gr. 100 gr. 115 gr. 120 gr. Powder: …257 Roberts Load Data. Using Hornady reloading data with the 257 Roberts bullets creates a great round that is popular with hunters who like its low recoil rates. The .257 Roberts dates way back to around the 1920's but many still use it to this day. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet.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 8 2 % 0 .3 2 9 8 4 % Cartridge C SHO D : Gr. W T CASE TYPE: Fed 210 257 Ack Imp - 85 grain Version 9.0 ...Load Data for .257 Roberts . Bullet: 80 gr TTSX BT (Barnes) Diameter: 0.257" Powder: IMR 3031 (Improved Military Rifle) Starting Powder: 36.0 gr. Max Powder: 40.3 gr .He loads for the 25/35 , 250/3000 .257 roberts 25,06 and the .257 weatherby magnum. I have exchanged PMs with John , on the Roberts and the wetherby mag, on a few ocaisions. The data that intrests me in particular, is in The Roberts. (duh , I do call myself TJ Roberts). The .257 Roberts certainly has a great deal of history behind it, yet is a story filled with contradictions whether discussing history or usage. One account suggests that had Ned Roberts been able to take advantage of slow burning powders, he most likely would have adopted the .30-06 case to maximize velocity, wounding and fast killing.

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Reloading data is available as low as 99¢ per cartridge or as a subscription for $19.99. Below you’ll find some basic data for each cartridge to help get you started. Basic Load Data. Hornady Manufacturing Company develops and publishes reloading data for the Handbook of Cartridge Reloading. Occasionally, we will temporarily publish load ...

*To fire-form brass, use the faster-burning powders and loads from standard .257 Roberts data. *To properly chamber a rifle for .257 Ackley Improved cartridges, a gunsmith must set the original barrel back about 0.004”. The chamber distance from the bolt face to the junction of shoulder and neck is shorter in Ackley Improved rifles than in ...May 19, 2011 ... Again, seated one caliber deep, for an OAL of 2.976", QuickLoad suggests a compressed charge of 56 grains IMR7828, generating just under 47,000 ...Warning! Notes: .257 Roberts, Ruger M-77 long action 24-inch barrel; Remington cases, 186 grains; CCI No. 200 primers; Oehler M-31 Chronotach, Oehler M-50 photoelectric screens; velocity at 15 feet converted to MV; temperature 70 degrees; this rifle had a rather loose chamber and would handle more powder than most rifles with every bullet ...MISSISSIPPI DELTA. I purchased an Arisaka custom rifle for a song at a gun show. After the first shot I realized it was a wild cat and had the gunsmith check the chamber. A previuos owner had rechambered to 6.5x257 Roberts. I ordered a $125.00 set of dies from RCBS, and reloaded using 6.5x55 data to start. I got zero accuracy and so I …The .257 Roberts was the premier combination varmint/deer cartridge until the .243 Winchester and .244 Remington were introduced in 1955. These cartridges were highly touted by Warren Page, the Shooting Editor at Field & Stream magazine, and appeared to be ballistically superior to the .257 Roberts.257 Rob +P - 115 grain Version 9.0 24" ilj BARREL Twist 1-10" GRS. POWDER CHG. 257 Rob +P - 115 grain 25 Cal. (.257") 66% 80% 6% 0.389 81% 74% This data was developed to the 257 Roberts +P pressure level of 58,000 psi, and should only be used in modern ˜rearms and +P cases designed for these pressures.According to Philip B. Sharpe’s classic book Complete Guide to Handloading (Third Edition, Second Revision), listed the specs for the .257 Roberts were an 87-grain bullet at 3100 fps, a 100-grain bullet at 2800 fps and a 117-grain bullet at 2550 fps. The round nosed 117-grain bullet was a good choice for deer and similar-sized game, but …WLR; min. OAL (inches): 2.775; case: Win. bbl length: 24. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts +P (Alliant Data) reloading data with 4 loads. Using bullets from Sierra HP, Speer Spitzer, Sierra HPBT. Powders include Alliant. 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 8 2 % 0 .3 2 9 8 4 % Cartridge C SHO D : Gr. W T CASE TYPE: Fed 210 257 Ack Imp - 85 grain Version 9.0 ...

Plus, you can save favorites, add notes and more. Reloading data is available as low as 99¢ per cartridge or as a subscription for $19.99. Below you’ll find some basic data for each cartridge to help get you started. Basic Load Data. Hornady Manufacturing Company develops and publishes reloading data for the Handbook of Cartridge Reloading. Stan's .257 Roberts is a Winchester Model 70 Featherweight. The .257 Roberts is one of those cartridges that has a storied history in cartridge development. Noted gun and cartridge experimenter – Dr. Franklin Mann – was indeed a very important part of the .25-caliber concept. Ned Roberts of New Hampshire was the other part, and in fact was ... The .257 Roberts Improved. The two most popular "Improved" .257 Roberts cartridges are the Ackley and RCBS versions. They are quite similar except for the shoulder angle, which is 40 degrees for the Ackley version and 28 degrees for the RCBS version. The Hornady Handbook and Nosler Reloading Guide show maximum reloads for the .257 Improved ... Instagram:https://instagram. stateline observer The .257 Roberts started life as a wildcat, devised by gunwriter and tinkerer Ned Roberts in the 1920s who tried his hand at necking down a case to shoot a smaller bullet. The idea, as always, was to decrease recoil and gain ballistic advantage through sheer velocity. The parent case is 7x57mm Mauser. WLR; min. OAL (inches): 2.775; case: Win. bbl length: 24. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts +P (Alliant Data) reloading data with 4 loads. Using bullets from Sierra HP, Speer Spitzer, Sierra HPBT. Powders include Alliant. allegheny county tax assessment Notes: velocities taken at five feet (Handloader Issue #11) Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts Cast Bullet Data reloading data with 13 loads. Using bullets from Lyman No. 257464. Powders include Norma, IMR, Hodgdon.Jan 29, 2013 ... New brass manufacturered today is designed for modern bolt rifles and load data. IMR 4064 is good powder to start with for reloading. This is ... rite aid slauson and crenshaw The .257 Roberts Improved. The two most popular "Improved" .257 Roberts cartridges are the Ackley and RCBS versions. They are quite similar except for the shoulder angle, which is 40 degrees for the Ackley version and 28 degrees for the RCBS version. The Hornady Handbook and Nosler Reloading Guide show maximum reloads for the .257 Improved ...Master Loader. Apr 6, 2006. 17,500. 4,699. Walt Berger used those bullets, in a .257 Roberts to take a HUGE red stag in New Zealand. I've used them on three mule deer, from my .25-06, with good results - but my load data won't help you at all. cole cercy obituary The 6.5/257Roberts is the ballistic twin to the 6.5X57. Much the same way the 30/338 is to the 308 norma. Interstingly, I have a barrel from a Winchester featherwieght, that was rechambered to the Ackley version. I often thought of possibly of boring and rifling it to a 6.5mm,hence a 6.5X257 Roberts Ackley Improved..257 Roberts (Alliant Power Pro Data) reloading data with 3 loads. Using bullets from Hornady V-Max, Hornady SP, Speer BTSP. Powders include Alliant ... .257 Roberts (Alliant Power Pro Data) Warning! Notes: primer: Fed 210; min. OAL: 2.780; case: Federal NOTE: All loads are maximum. Reduce by 10% to establish a starting charge weight. fedex brighton Hybrid 100-V gives the highest velocities in the Hodgdon manual. Rifles chambered for the 257 Roberts can vary a great deal. I had a 1976 vintage Ruger 77 tang safety Roberts with a sloppy chamber and a very long throat. It would take 43 grains of RL-15 to get a 100 grain bullet to 3,000 fps.257-Roberts+P-120gr-version-9-0. This data was developed to the 257 Roberts +P pressure level of 58,000 psi, and should only be used in modern rearms and +P cases … indeed port st lucie .257" 25 Spitzer SP Hot-Cor® 25 HP 25 Spitzer BTSP Weight (grains) 100 ... Refer to the current SPEER® Reloading Manual for handloading instructions. Be ... 257 Roberts +P 3064 3113 3110 3094 3091 3055 3053 3050 3030 3023 2944 2871 2842 2807 MAXIMUM CHARGE Muzzle Velocity (feet/sec) 2878By 2050, 66% of people will live in urban areas. Smarter data-driven urban planning will help make that possible. In the middle of the 20th century, a war waged for the soul of New... rhnull blood group In this section you'll find anything related to reloading data, be it our Norma Reloading Manual, burning rate chart or how to store your powder. But first of all, we want to start with a warning! ... 257 ROBERTS. 25-06 REMINGTON. 257 WEATHERBY MAGNUM. 6,5 JAPANESE ARISAKA. 6,5 CARCANO. 6,5x54 M-S. 260 REMINGTON. 6,5x55 ….257 Roberts (Alliant Power Pro Data) reloading data with 3 loads. Using bullets from Hornady V-Max, Hornady SP, Speer BTSP. Powders include Alliant ... .257 Roberts (Alliant Power Pro Data) Warning! Notes: primer: Fed 210; min. OAL: 2.780; case: Federal NOTE: All loads are maximum. Reduce by 10% to establish a starting charge weight.Revised 12/2009 Indicates most accurate load. Bullet Weight:80 grCase Trim Length:2.223"S.D.0.173. Bullet Style:TTSX BTPrimer:Fed 210B.C.0.316. COAL:2.830"Barrel Length:24". Case:W-WTwist Rate:1:10". Charge Velocity Charge Velocity Load Powder (grains) (fps) (grains) (fps) Density (%) H380 43.0 3108 47.0 3415 89 H414 43.5 3109 47.5 3399 87 RL ... wake forest portal login Printed from Shooter's Reference on 05/03/2024: https://www.shootersreference.com/reloadingdata/257-roberts/ queen of sheba restaurant louisville Load Data for .257 Roberts . Bullet: 115 gr PART (NOS) Diameter: 0.257" Powder: Hybrid 100V (Hodgdon) Starting Powder: 42.0 gr. Max Powder: 46.0 gr . Rifles, Reloading, Optics, Equipment. Reloading ..257 133 Berger Elite Hunter. ... even better a 257-338 rum will make these babies sing . Reply. Reactions: West Calamus and Jud96. Jud96 Well-Known Member. Joined Jun 30, 2013 Messages 3,619 Location Michigan. Feb 7, 2021 #4 Hecouldgoalltheway said: how to change difficulty diablo 4 6.5x257 Roberts: Warning! Notes: rifle: Japanese type 38 (rechambered); barrel: 24"; twist: 1-8 3/8; cases: R-P; primer: CCI-200 (except where otherwise specified in remarks); data for 87 grain Spitzer bullet may be used with the 87 grain Hollow Point; this data may be used to load 6.5x57mm Mauser; maximum loads listed should be used with caution (Speer …Reloading data for 257 Roberts. Bullet: Hornady SP 87 gr: Bullet weight: 5.6 g / 87 gr: B.C: 0.322: C.O.L: 70.0 mm / 2.756 # 2530: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma 204: ... An introduction to reloading - Part 8 An introduction to reloading- Part 3 Calibers Show all Calibers ... meidastouch network .257 Roberts (Accurate Rifle Data) reloading data with 19 loads. Using bullets from Sierra HP, Sierra HPBT, Nosler BT, Sierra SBT. Powders include Accurate ... .257 Roberts (Accurate Rifle Data) Warning! Notes: gun: DOUGLAS; barrel length: 24 inches; primer: CCI 200; case: ...MRP stands for Magnum Rifle Powder. To answer your question about velocity, how about 3,607, 3,573 for a 5 shot average. The barrel is a Shilen ...