257 roberts reloading data.

It is considered to be about the maximum capacity for the .25 bore and still produce satisfactory performance and good barrel life. The Improved .257 can be readily recommended. (Handbook for Shooters & Reloaders/Vol. 1 - P.O. Ackley, 1962) NOTE: USE THIS DATA WITH EXTREME CAUTION. Be Alert: Publisher cannot be …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.The content on this website (including videos, articles, ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. ... November 14, 2021 Tyler Hale Hunting, Reloading Blog 25 Creedmoor, 25-06, 257 Roberts, Athlon, Ballistics Gel, Berger Bullets, ...Set up this way and using hand loads, the Roberts was able to fire a 100 grain bullet at 3000fps and a 117 grain Spitzer at 2800fps. Nevertheless, for the ...

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: REM 9½. ….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

Overview. Nosler 257 Roberts +P Rifle Reloading Brass - 50 Count. Nosler Premium Brass is designed for those who want to take finding the perfect load into their own hands. Fully prepped and ready to load, Nosler's gone ahead and done the meticulous case prep work for you. Each piece is chamfered, deburred, checked for proper alignment, sized ....257 Roberts +P (Speer Reloading Manual #14) reloading data with 116 loads. Using bullets from Speer FNSP, Speer Spitz SP or TNT HP, Speer Spitz SP, HP or Spitz …

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.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.Warning! Barrel Length: 24 inches; Primer: Federal 210; Source: Handloader Magazine issue #306 February-March 2017. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts (using Alliant's RL-16) reloading data with 2 loads. Using bullets from Nosler Ballistic Tip, Hornady SST. The 257 Improved is a fi ne performer, adding up to 100 fps velocity over its factory cousin. One of its advantages, Ackley noted, is the fact that 257 Roberts factory ammunition can be used in an improved rifl e if necessary. Other 25 caliber wildcats are not this fl exible. The 257 Improved is all that the 257 Roberts is—and a bit more.

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Load Data for .257 Roberts. Bullet: 115 gr PART (NOS) Diameter: 0.257" Powder: StaBALL 6.5 (Winchester) Starting Powder: 38.5 gr. Max Powder: 43.0 gr. Primer: REM 9½. Case: …

Mar 10, 2011 ... Looking for loads for a 257 Roberts, the rifle is used for elk, deer, and antelope. Thinking a 110gr Nosler ACCU-bond or 100gr Partition will be ....257" 25 Spitzer BTSP Weight (grains) 120 Ballistic Coefficient 0.480 Sectional Density 0.260 COAL Tested 2.770" Speer Part No. 1410 Propellant Case Primer Weight (grains) Muzzle Velocity (feet/sec) Weight (grains) Alliant Power Pro 4000-MR Federal Federal 210 40.2 2589 44.7 Alliant Reloder 23 Federal Federal 210 41.2 2608 45.8 CDec 1, 2018 ... Doing some load development for the Ruger M77 tang safety .257 Roberts using reloder 15 with Nosler Brass and Nosler 85gr ballistic tip ...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.I did some estimates of recoil with the heavy hunting loads I have featured. Assuming a field ready weight (rifle, scope, sling and cartridge load) of 8.5 ...

Remarks: COAL (inches): 3.020; 3-shot 100-yard group (inches): .77. .257 Roberts Ackley Improved (Load Development) reloading data with 45 loads. Using bullets from Nosler Ballistic Tip Varmint, Hornady GMX, Hornady ELD-X, Nosler Ballistic Tip Hunting, Berger VLD Hunting. Powders include Hodgdon, Alliant, Ramshot, IMR, Accurate, Vihtavuori ...Sep 24, 2022 ... These recoil figures can be adjusted with heavier or lighter bullets, of course, but when using the most common factory loads, the .257 Roberts ... 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 ... 222 Remington Magnum. 22-250 Remington. 223 Remington. 243 Winchester. 25-06 Remington. 257 Roberts +P. 26 Nosler. 260 Remington. 264 Winchester Magnum.kleanbore 1. Oct 31, 2020. #1. Any long time shooters of the 257 Roberts, a question for you. What powders do you prefer for the heavier bullets, say 90gr-120gr I have IMR 4350, 4064, 3031, Varget , Reloader 15 and others. I know, what shoots good in your rifle may not in mine. Looking for a consensus on where to start.IMR-7828. Subscribe. 2,608. Remarks: .257 Roberts Carbine reloading data with 33 loads. Using bullets from Sierra jacketed hollowpoint, Hornady Spire Point, Sierra hollowpoint boat-tail, Nosler Ballistic Tip, Nosler Partition, Sierra spitzer boat-tail, Speer spitzer boat-tail. Powders include Hodgdon, IMR, Alliant, Accurate.257-Roberts+P-115gr-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 …

Barrel Length: 24 inches; Twist: 1-10 inches; Case: Remington; Primer: Winchester Magnum (WLRM). Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts (Norma data) reloading data with 20 loads. Using bullets from Hornady SP, Nosler Partition, Nosler BST, Hornady RN. Powders include Norma.Notes: Loads fired from a 24-inch barreled Montana Rifle Company Woodland .257 Ackley Improved with a Leupold 3.5-10x, set on 10x. All loads shot with Winchester Large Rifle primers. All cases were fireformed from .257 Roberts brass, and all groups were fired at 100 yards, except where noted. (Handloader Issue #266 - June, 2010)

Remarks: maximum load; 57,100 psi; col (inch): 2.775. .257 Roberts +P (Ramshot Data Edition 4.5 - 2011) reloading data with 10 loads. Using bullets from Sierra Hollow Point, Nosler Ballistic Tip, Sierra SPBT. Powders include Ramshot.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 Hodgdon H414 Winchester CCI 250 40.0 2657 44.0 2878 Hodgdon H4350 Winchester CCI 200 43.0 2795 47.0 C3055257 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 IMR 4320 Winchester CCI 200 32.0 2316 36.0 2545 IMR 4350 Winchester CCI 200 39.0 2512 43.0 2758 IMR 4831 Winchester CCI 200 41.0 2552 45.0 2793.257 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. 222 Remington Magnum. 22-250 Remington. 223 Remington. 243 Winchester. 25-06 Remington. 257 Roberts +P. 26 Nosler. 260 Remington. 264 Winchester Magnum. The .257 Roberts has (finally) been updated to piezoelectric pressure measurements, with standard pressure loads listed at 54,000 psi while +P loads are listed at 58,000 psi. The maximum loads in the accompanying data are almost all +P pressures. However, for handloaders wanting standard pressure data, starting and maximum loads should be ... 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: REM 9½. …Width: 0.473". Average FPS: 2790. Average Energy: 2039. Average Gr: 118. Recoil: 1.47. Power Rank: 3.29 of 20. The .257 Roberts was designed in the 1920s when wildcatter Ned Roberts started to do experiments on the .257 caliber cartridges. After some work he decided to go with a 7x57 Mauser as the parent case and Remington Arms picked up the ...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 cartridge

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Notes: Test rifles: prewar Model 70 (24-inch barrel) and 1981 Model 70 Featherweight (22-inch barrel). (Handloader Issue 94) Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts (Pet Loads Update) reloading data with 67 loads. Using bullets from Sierra HP, Hornady HP, Speer Sp, Sierra Sp, Hornady SP ...

Mar 10, 2011 ... Looking for loads for a 257 Roberts, the rifle is used for elk, deer, and antelope. Thinking a 110gr Nosler ACCU-bond or 100gr Partition will be ...There is not a lot of reloading data available for Superformance powder. So far, Hodgdon only lists seven cartridges with data for a total of 24 bullet weights. As it turns out, I only had one rifle for which Hodgdon supplied data, a .243 Winchester. ... it might work in the .257 Roberts as well; they do use the same case, and Hornady is ...PaulS Thanks for the info. I actually have two 257 Roberts rifles. One is a TC Encore and the other a Rem 700 Mountain Rifle. I am reloading the following bullets: 100 grain Speer Spitzers 100 grain Rem PSPCL 117 grain Sierra Spitzers (Pro Hunter) 120 grain Speer Spitzers 120 grain Rem PSPCL I am interested in load data using Varget powder.Dec 30, 2020 ... In a cartridge-era dominated by data tables filled with racy exterior ballistics, is there any room for modesty anymore?Did some testing today on .257 roberts, identical loads the only difference being the cases. It was plain wrap RPs vs. +P. The plus Ps always ...I am planning on trying the 110 gr AB in my 257 Roberts this spring. I am shooting a M700 Classic and have had excellent results with IMR 4350. I will start my load development with this powder. With the 100 gr BT or PT, I have been using 45.0 grs of IMR 4350. The 115 gr BT and PT use 43.0 grs of the same powder.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 ....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: …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 …*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 ...

Sep 20, 2023 · 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. This question is about the NetSpend® Visa® Prepaid Card - Pay-As-You-Go @lisacahill • 06/27/19 This answer was first published on 06/27/19. For the most current information about a... 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. Even if you have a checking account, debit card or credit card for your business, you may not feel comfortable shopping with it online. NetSpend offers a prepaid debit card that yo...Instagram:https://instagram. dawn brancheau's .257 Roberts (Alliant Reloaders Guide 2008) reloading data with 4 loads. Using bullets from Sierra HP, Speer Spitzer, Sierra BTHP. ... .257 Roberts (Alliant Reloaders Guide 2008) ... Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet: Powder Manufacturer: Powder: Charge: Velocity (FPS) 75: Sierra HP: Alliant ...The .257 Roberts is a low recoiling, mild powered cartridge. In a short action, it has the potential for a suitable youth rifle but without care towards optimizing hand loads, can lack the power with many 117 to 120 grain loads to be of any great advantage over the more common .243. james o'halloran married .257 Roberts Handloads reloading data with 18 loads. Using bullets from Hornady FP, Speer FP, Hornady V-Max, Nosler Ballistic Tip, Partition, Hornady, Hornady boat-tail. Powders include IMR, Winchester, Accurate, Hodgdon, Ramshot, Alliant ... .257 Roberts Handloads: Warning! Notes: All groups are an average of three shots at 100 yards ... ollies hamburg 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 Improved Data reloading data with 40 loads. Using bullets from Hornady, Sierra HP, Rem. Power Lokt, Sierra, Hornady Spire Point, Hornady Round Nose, Barnes. Powders include Norma, Hodgdon, IMR, Alliant, Winchester ... .257 Roberts Improved Data: Warning! Notes: 28 degree; 22-inch sporter barrel; Oehler Model 10 chronograph … 4k sequence settings premiere pro I am shooting a 20" suppressed Ruger Hawkeye chambered in 257 Roberts. I have had real good luck and accuracy with both IMR and H 4831. 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 slower powders work better with heavy bullets for me in the 257 Roberts.. 48gr of RL26 with WLRM primers and win cases gets about 3120fps for 5 shots using 115gr Nosler partitions. RL23 with 48.2gr with 110gr Accubonds CCI250 mag primers win cases 3157 fps. All in a model 70 Winchester. lake shasta jet ski rental .257 Roberts (Hodgdon CFE 223 Data) reloading data with 6 loads. Using bullets from Hornady SP, Hornady HP, Barnes TTSX BT. ... .257 Roberts (Hodgdon CFE 223 Data) Warning! Notes: case: Remington; barrel length: 24"; twist: 1:10"; trim length: 2.223"; primer: Remington 9 1/2; bullet diam.: .257"; NEVER EXCEED MAXIMUM LOADS Be Alert: …25 Caliber Neck Sizer Die - 250 Savage, 257 Roberts, 25-06 Remington, 257 Weatherby Magnum. 005-046042 | Hornady. $34.15. In Stock. 257 Roberts Full Length Series III 2 Die Set With Zip Spindle. 005-546274 | Hornady. $63.81. In Stock. 257 Roberts Full Length Pacesetter 3 Die Set With Shellholder. floridareadytowork 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 ... menards ray list There is not a lot of reloading data available for Superformance powder. So far, Hodgdon only lists seven cartridges with data for a total of 24 bullet weights. As it turns out, I only had one rifle for which Hodgdon supplied data, a .243 Winchester. ... it might work in the .257 Roberts as well; they do use the same case, and Hornady is ... 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. ballistics for a 450 bushmaster .257 Roberts (Cast Bullet Loads) reloading data with 9 loads. Using bullets from Lyman 257463, Lyman 257464, Lyman 257235. Powders include Alliant, IMR 120gr. Spitzer. 2.750". 0.391. 0.260. 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. weather forecast for dingmans ferry pa 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 … joplin truck show Join Date: March 2, 2010. Posts: 28. 257 Roberts Modern Data. I have asked similar before, but now I am about to load my test loads this weekend and hate going in blind. Here is the loading data from Hodgdon's website for my selected powder and bullet for .257Roberts. Notice that it is a conservative load meant to be safe for older Mausers..257 Roberts Ackley Improved (Using Nosler Bullets) Warning! Notes: Case: Winchester; primer: Fed 210; barrel length/make: 24" Wiseman; twist: 1-10"; bullets: 85 GR Ballistic Tip Spitzer or CT Ballistic Silvertip Spitzer; 100 GR Nosler Ballistic Tip Spitzer, E-Tip Spitzer (due to internal construction differences, always begin with starting loads when using E-Tip products) or Partition Spitzer ... south hills village theater bethel park pa .257 Roberts Improved (RCBS Version) reloading data with 49 loads. Using bullets from Sierra HP, Sierra spitzer, Hornady SP, Nosler SB, Nosler Partition, Speer HP, Speer SBT, Sierra FB, Hornady HP. ... Notes: Test rifle: Enfield sporter with 24-inch Buhmiller barrel (rechambered from .257 Roberts to .257 Improved, with 28-degree RCBS chamber ...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.