Sort By. Speer Load Data. I've never used Longshot for 357 but a quick look at the Hodgdon site shows them using Winchester small pistol magnum primers. You can use either one in reloading the .357. Reloading .357 Mag with Magnum Primers | Springfield XD Forum In most of the "Magnum" calibers and in some standard caliber loadings, it depends on what you are feeding them. But, this isn't the best powder for 900 f/s loads. As mentioned, if you are loading slow Magnum pistol powders like 296/H110 then it is recommended to use the Magnum primer. The mix of components interact in very unpredictable ways. In addition, rifle cartridges and components from RWS stand for the highest quality standard and first-class precision.RWS primers are subject to demanding . dm440c Well-Known Member Joined Dec 19, 2012 Box Case 50. Refine by Use: Reloading Package Quantity 100. A magnum primer really comes into its own when you load a good size rifle round that requires slow burning powder. I have seen plenty of reloading data using small pistol primers but not small pistol magnum primers. Shooter's Reference Load Data for .357 Magnum Speer list max speeds using lead bullets of under 1,100 fps to prevent . WhistlerSWE, Back in the mid-90's SAAMI lowered the chamber pressure standards from 41,500 psi to 35,000 psi for 357 Mags. The 357 magnum is simply a lengthened 38 Special cartridge. Magnum primers/loads for .357 - Ammunition and Reloading - TNGunOwners.com Magtech® reloading components are made under the same quality standards as our technologically advanced factory loads, resulting in top-quality products that you can depend on. Note : You may use the 38 Special die set to reload for the 357 . 9 Accurate Solo 1000 Accurate TCM Alliant Powder 2400 Alliant Powder 300-MP Alliant Powder BE-86 Alliant Powder Blue Dot Alliant Powder Bullseye Alliant Powder Power Pistol Alliant Powder Sport Pistol Alliant Powder Unique Hodgdon 700-X Hodgdon CFE Pistol Hodgdon Clays Hodgdon H110 Hodgdon H4227 . Primers - Magtech Northeast Reloading is your source for bulk Hornady Sierra, Berry's. Low prices, fast shipping on all products. Lapua Load Data. It has a steel core and will pierce an engine block. .357 Magnum Load Data - Shooting Times Depending on what cartridge you are reloading, you need to buy the proper size primer for that application. Powders .) You will need to find the right powder and primer combo that works for you. I don't think you will have any problems if you stay away from maximum loads and if possible use a slower burning powder with the magnum primers. Remington Load Data. Reloading and Shooting Supplies | Midsouth Shooters Supply Magnum primers are hotter and tend to ignite powder in a different pattern than standard primers. loads with a 158-gr. From the start to finish everything to you need to know about reloading 357 Magnum.https://www.patreon.com/user?u=10462972 Since its introduction, the .357's ballistics have gradually diminished. You go right ahead and disregard. With Mag primers, I would . Primers - Magtech Shop products in Primers today | CCI Ammunition Reloading The .357 Magnum - Reload Ammo It is just a guide and the reason you should start under these charges and work up. I fired these magnum loads from my Ruger GP-100 357 Magnum 6″ stainless revolver. Alliant 2400 and 357 Magnum - Liking it! - Ultimate Reloader 11 FS Accurate No. The pressures you are dealing with on .357 Magnum pistol cartridges range into 35,000 PSI. The Hodgden load data uses magnum primers for all their 357 loads. The pistol rounds usually are ;oaded with a faster burning powder including some of the shotgun powders that are used in reloading. RWS Load Data. 35/50 Cal BMG Primer. 35/50 Cal BMG Primer . Good Luck. Winchester® Smokeless Ball Powder. Winchester also makes small pistol primers for the .357. . Refine by Package Quantity: 1000 . 'small magnum pistol primers' Search results for: 'small magnum pistol primers' 2 Items . 34/7.62 Primer Mil-Spec No. Berger Load Data. It is obvious to most experienced Handloaders though, that the lead bullet 357 Magnum load data certainly does not demand Magnum ignition with the powders listed. Bullet size is .355″ (9mm) (jacketed) in diameter. In the 357 mag data, there is a foot note which partially reads Do not reduce powder charges with 296 powder. a lightweight .357 or older gun, you may want to start with 13% less than amounts listed above (but not where it says "start" load), and work up to the full loads. Alliant 2400 and 357 Magnum - Liking it! - Ultimate Reloader The case volume of a .357 case is also larger than a .38 special. So if it were me, I'd use magnum primers - but people have used spp and srp. Related search terms 357 158 gr Bullets Jacketed Hollow Point35 brass . 35/50 Cal BMG Primer . Lee 38 Special / 357 Magnum Pistol Breech Lock 3-Die Set includes colored spline drive breech bushings for easy die identification, Carbide Full Length Sizing Die, Bullet Seating Die, Powder Thru Expanding Die, Universal Shell Holder, Powder Dipper and Instructions/Load Data. 357 MAGNUM CARBIDE BREECH LOCK 3 DIE SET - Lee Precision The 357 Magnum is a very versatile round. Alliant has load data for two 158 grain bullets on their web site. I have seen plenty of reloading data using small pistol primers but not small pistol magnum primers. Refine by Product Family: Mil-Spec No. The new 357 was too long for the 38s chamber, and helped prevent these hot loads being fired in weaker revolvers. 207, Brian Pearce did an excellent job of showing that magnum loads in his .357, even using H-110, actually perform better with standard primers. Ambient temp - 38f. Load data for caliber "RWS 4047 Small Pistol Magnum (SPM) Primers". Federal is using true 9mm and not .38 or .357″ diameter. But, this isn't the best powder for 900 f/s loads. RWS Load Data. Magnum Rifle Primer Mil-Spec No. Description Small Magnum Pistol Primer (5½) Usage.223 REM, .30 Carabina, .357 MAG, .454 CASULL, .45 GAP. RWS 4047 Small Pistol Magnum (SPM) Primers - xxl-reloading.com However, in Handloader No. Berger Load Data. ALL Accurate 4100 Accurate No. Small pistol versus small rifle primers in .357 Mag/.38 Special Alliant Powder® Smokeless Powders. Find here common products in this primer size. Most 38 sp bullets will have a crimp groove. Small Pistol Primer (1½NATO) 9X19MM (NATO) 100 50 5.000 PR-SPM Small Magnum Pistol Primer (5½) .223 REM, .30 Carabina, .357 MAG, .454 CASULL, .45 GAP 100 50 5.000 PR-LP Large Pistol Primer (2½) .44-40 WIN, .44 REM, .44 SW SPL, .45 AUTO, .45 COLT 100 50 5.000 PR-SR Small Rifle Primer (7½ ) 5,56x45mm (NATO / M193 / M196 / SAT / OTM / Blank), .300 BLK .357 Mag and Primers? | Ruger Forum are also differences. However, in Handloader No. PR-LP . Refine by Product Family: Mil-Spec No. CCI® Primers - Per 1000. . Reloading 101 "357 Magnum" - YouTube 7 Accurate No. A deduction in powder charge or change in components can cause dangerous pressures. . Thanks for you open mindedness and willingness to learn from somebody who has been at it for 30+ years. Pistol Primers - Ultimate Reloader Some times you can fix this by coating the bullets with Lee Liquid Alox on top of the factory lube, before loading, just let it dry well. I expected more velocity based on Quickload and Hornady data. These loads must be used exactly as shown. Find products with excellent quality and value here. primers for .357 | Handguns and Ammunition Forum 357 mag; 9mm luger; 44 mag; 45 colt; 25 auto; Shop all pistol brass; primers. Without knowing bullet weight and powder charge, I'd stick with that personally. Refine by Package Quantity: 100 1000. Primer Size: 357 Magnum: 357: SPM: 357 Maximum: 357: SPM: Sierra Load Data. Small Pistol Magnum (SPM) Primers - xxl-reloading.com True, but, as a beginning reloader it is best to use what the manual suggests; there are reasons for using a magnum primer for magnum loads, and proper powder ignition is prolly the main one. Loading the .357 Magnum | An Official Journal Of The NRA These primers are NOT recommended for loading high pressure loads such as 357 Mag, 357 Sig or 40 S&W. Yea, you are correct, you go ahead and use standard Remington primers in high pressure rounds if you want. 19.6 grain charge yielded ~1100 fps. The .357's maximum average pressure is specified at 35,000 psi. You will need to find the right powder and primer combo that works for you. Lapua Load Data. Loading the .357 Magnum | An Official Journal Of The NRA Only show this user. RWS 5333 Large Rifle Magnum (LRM) Primers. Good Luck and have fun. This past weekend at a gunshow I was only able to locate small pistol magnum primers. .357 magnum primers | 1911Forum Federal makes both small pistol primers and small pistol magnum primers. Winchester® #209 Primers for Shotshells. Conventional wisdom has long told us to use standard primers for standard loads and magnum primers for magnum loads, and there's plenty of that reloading data available. Winchester 296. Of course, now i save my w296 and h110 for 300 blackout subbies and use tightgroup w/standard primers in my 357. Large Rifle Magnum (LRM) Primers - xxl-reloading.com Nosler Load Data. Primer type (Regular, Magnum, Multi-Purpose) It was ugly. Looking at avg FPS and SD, no huge difference in performance using small rifle primers for 357 magnum reloading Next Accuracy TRR8 revolver, FED 200 load - accuracy was on par with my normal ability Using any of the 3 small rifle primers - my groups were consistently 4-5x LARGER, and no real grouping, they were all over the place. Looking at avg FPS and SD, no huge difference in performance using small rifle primers for 357 magnum reloading Next Accuracy TRR8 revolver, FED 200 load - accuracy was on par with my normal ability Using any of the 3 small rifle primers - my groups were consistently 4-5x LARGER, and no real grouping, they were all over the place. (See note on Powders below or read all about various Powders .) .357 Mag and Primers? | Ruger Forum A large number of Olympic victories prove the excellent quality of RWS ammunition, which many well-known and competent top shooters rely on. It was ugly. Thanks for you open mindedness and willingness to learn from somebody who has been at it for 30+ years. You can load anything from light target loads to large game hunting loads. 2 Accurate No. Refine by Use: Reloading Package Quantity 100. lead semi-wadcutter bullet and a large pistol primer, you know you've . This load consisted of 14.4 grains of Alliant 2400, Remington 5 1/2 small pistol magnum primers, and Speer 158 grain JHP bullets. Original .357 Magnum specs touted the muzzle velocity for a 158-grain, lead SWC bullet of more than 1,500 fps from an 8â…œ-inch barrel. Shop products in Primers today | CCI Ammunition Use a .356″ for lead bullets. Cup thickness, cup size, composition of compound and flame temp. pressures may have been even higher; and if you shoot one of those old .357 Mag. Hornady Load Data. . Federal® Centerfire Primers. Winchester® #209 777 Primers - 100-Pack. A large number of Olympic victories prove the excellent quality of RWS ammunition, which many well-known and competent top shooters rely on. Show In any event, you can't go wrong "working up" with the Mag primer, it's just a little bit of overkill for the lead load data for sure. CCI Primers are continuously tested and improved. At the range, I immediately liked the feel of the recoil- seemed even and more smooth somehow than the H-100 that I normally use.