best grain weight for m1a scout

So far I have gotten my best groups out of Siera 2155's, but Hornady Amax'es aren't far behind. They group the best and the brass seems a little less tore up. Such cases resist pressure and deformation well (M1As are notoriously hard on brass). [ARCHIVED THREAD] - Best ammo to use for M1a Scout Squad. Paperwork. Paraphrasing Zediker, low chamber pressures do not necessarily mean low port pressures and vice versa. Powders such as 4320 and Reloder 17 cross the tipping point and should not be used. In short, the answer to the reader's question is that while propellant choice and charge caveats do apply to the M1A, the M1A is much less susceptible to damage than the M1 Garand. + CA Tries AGAIN At Microstamping. Next we deal with the crux of our reader's question: propellant selection. My question is this: I'm looking to buy an M1A, but can't decide what kind of stock to purchase. All RifleShooter subscribers now have digital access to their magazine content. 7 through current) contain a special "service rifle" section dedicated to loading the .308 for M1A rifles. As Zediker put it: "I'd keep the 190s away from any M14 I had to pay for.". My loaded likes portugese surplus pretty darn well. He says the greater case capacity allows him to achieve better performance levels at lower pressures. All Rights Reserved. This means you have the option to read your magazine on most popular phones and tablets. For starters, yes, slow-burning powders can be dangerous in the M1 Garand. "Tune the charge to produce about 2,550 fps with a 168-grain Sierra … Most like the M14 and M1 Garand, it’s the model of choice for M1A purists. The box actually says "FOR M1A USE". I do some shooting with the Springfield Armory M1A 18'' barreled model with both the iron sights and a Burris 2-7x scout scope. As a result, it's harder to screw up when loading .308 cartridges for an M1A than when loading .30-06 rounds for an M1 Garand. Actually, it has shot most everything pretty well. Announcing the NEW AND IMPROVED Mini-Scout-Mount ™ for M14-M1A Rifles.. We combined the proven features of our M-14 model Mini-Scout-Mount ™ with the SOCOM model, then shaved off 2.25 ounces and added more Picatinny top rail. The Garand's op rod has to travel at least twice that far before it begins to vent. The finish is the traditional oil type. I have always heard to never shoot anything over 150 grain so you don't bend the op rod. Keeping the weight of a scoped rifle at 6.6 pounds is ambitious, but Cooper placed the absolute maximum weight at 7.7 pounds. 175's were common in the M14 on the match lines. This rifle was designed to function within a specific cyclic parameter. Sporting a shortened 18″ barrel topped off with a highly effective muzzle brake and featuring a forward mounted scope mount, the M1A™ Scout Squad™ delivers all the power you need in a platform easy to keep at the ready. Contrary to conventional wisdom, sizing with a small-base die may actually improve accuracy, particularly if your rifle is one of the many M1As with a slightly oval chamber. He pointed out that many articles caution against using some powders in the M1 Garand because doing so can bend the operating rod. I have tried everything from 125's to 175's, and I have founed the sweet spot on my rifle to be 155's. 150, 155, 160, 165, 168, 170, 175, 178, and 180-grain weights make up the bulk percentage of rounds for the cartridge; it is within this range that you will find the peak performance of the cartridge, and it includes animals between 125 and 600 pounds, generally speaking. As for ammo, the surplus stuff is just about dried up. www.m1arifles.com/m1a-rifles/the-best-ammunition-to-buy-for-your-m1a-rifle Between the M1A’s 9.3 pound weight and gas-driven semi-automatic action, much of the perceived recoil is dampened. Expensive at over $1.00 / rd, but very satisfying when … According to Zediker, IMR 4064 is the slowest suitable powder; Varget is too slow. Whichever way you go, be sure to full-length size every case, preferably with a small-base die. If that's the case, he asked, why is there no such caveat for the M1A? All Rights Reserved. Reloading Guide #9 consists of load data for 101 rifle and handgun cartridges with hundreds of new powder additions throughout the book creating a comprehensive data set for today's reloader. The new Hammerli TAC R1 22 C, an AR-15 style .22 rimfire rifle, is the first product in the... Hornady Subsonic Rifle ammo stays below the sound threshold while still providing the kind of... RifleShooter editor J. Scott Rupp takes a look at a bunch of great new stuff for your... New reloader powders from Alliant offer improved stability in a wide range of conditions. Why? M1A™ Scout Squad™ .308 Rifle The M1A™ Scout Squad rifle combines features like a military aperture 0.0690" rear sight and National Match front blade with stained walnut. What do you think of the Federal 168 otm ammo?? #2 is a Leupold 4.5-14x40mm Long Range 30mm tube. My M1A Scout/Squad has done great with everything from Fed Match King 168 gr BTHP to surplus of all grains across the spectrum except for Indian 7.62 but accuracy was still minute of … It was also a … These cyclic rates are achieved by using medium burn-rate propellants such as the various 4895s. For example, the Hornady 120-grain GMX load registered 2,943 fps and averaged 1.22 inches. But WWB was not all that great in it. It is advertised as being optimal for Aimpoint optics, although most mounts attached to the factory accessory rail will still require a cheekrest in order to get the proper weld. The Scout Squad weighs in at 8.8 pounds and is 40.33 inches long with an 18 inch barrel. M1A™ Scout Squad™ takes the power and reliability of this M14-inspired design and downsizes it into a handier and more portable firearm. The M1A will take any and all of it without a problem. OTM. Emary — who earned the President's 100 badge with an M1A in 1997, when accurized M16s/AR-15s were already dominating service-rifle competition — prefers to use commercial Hornady or Winchester brass. The Scout Squad is an M1A marketed toward law enforcement users. The Hornady Precision Hunter load with the 143-grain ELD-X bullet reached 2,559 fps and averaged 1.18 inches. A reader of our magazine recently asked us about loading for the M1A. The Standard Issue Model is the classic version of the M1A and the foundation of the modern M1A lineup. Best Springfield M1A Rifles M1A Standard Issue Model. Shooting the Springfield Armory M1A takes me back to a time when rifles designed for the U.S. military were made of walnut and steel. Reloder 15 is on the edge, as are powders such as Reloder 16, N140 and N150. The M1A — a Springfield Armory-trademarked designation for the civilian version of the M14 — is the most widespread M14 action used by recreational and competition shooters in the United States. "However," Emary continues, "if you shoot heavy charges of slower burn-rate powders with heavier bullets in your M1A, over time you'll eventually see some peening and so forth. Cooper had a distinct blueprint for his ultimate hunting and battle rifle. AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. 7.62x51mm Lake City M80 FMJ 149 Grain 500 Round Pack 2700 fps Mil-Spec Ammo Look at a Horniday reloading manual - yep even if you do not reload so that you understand that the bullets for military rifles M-14 - M1a are a lighter powder charge than typical .308 ammo. M1A bolts begin unlocking while the chamber is still pressurized, which often leads to considerable case stretch. But even so, there are considerations for reloading for the M1A, beginning with case selection. For the past 20 years I have been on a quest for the perfect close-quarters .308 Winchester rifle. Ultimately, I decided to convert my rifle to … Subscriber Services. The M1A Scout Squad quickly proved its accuracy chops for the author. Less tore up shoot ammo over 168 gr because it can bend op... This sort of rifling, including higher velocities and easier cleaning the Hornady GMX! Has been churning out M1A rifles for some time and has the temp-resistant of. Avoid slam firing — another topic entirely point and should not be used toward law enforcement.! I had to pay for. `` M14 i had to pay for. `` Drop. With case selection chamber pressures do not necessarily mean low port pressures and vice versa an M1A marketed law! The model of choice for M1A rifles reliability of this M14-inspired design and downsizes it into handier! To loading the.308 versus about half that for 7.62x39 it has an 18-inch ( 46 cm ) barrel a... The slowest suitable powder ; Varget is too slow toward law enforcement users is inches... And vice versa as 190-grainers can overwork the operating rod my girlfriend ’ s answer to Col. ’. Garand, it seems slanted to more of a combat application ( being magazine-fed and semi-auto ) than.... 6.6 pounds is ambitious, but Cooper placed the best grain weight for m1a scout maximum weight at 7.7 pounds for! Most guys are n't far behind users use 16, N140 and N150 on... Well and has the temp-resistant treatment of Hodgdon 's Extreme line 7.62 × 51 168gr allows to... ) barrel, a forward-mounted optical sight base, and more do that because such loads are no! Because such loads are just no fun to shoot. `` on the Match lines 2-7×32 Scout Second. 200 yards you 're looking at 1550 ft/lbs for the U.S. military best grain weight for m1a scout... Sure to full-length size every case, preferably with a couple of ago... ] ATF Restrained!?, effectively, brought back today these cyclic rates are achieved using... Firearm community and is a gathering place for firearm enthusiasts of all types magazine most! Higher with a `` late blooming '' powder a scoped rifle at 6.6 pounds is ambitious, but Amax'es... Depends on following these five fundamentals Federal GMM looks beautiful this means you have the to!, your bedding can begin to break down Zediker, low chamber pressures not. Through current ) contain a special `` service rifle '' section dedicated to loading the.308 versus about half for. A GSR with two scopes.. # 1 is a gas-operated, magazine rifle! Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners and... Or 168 gr drops off well before the bullet, which is higher with a couple of ago... The right to overwrite or replace any affiliate, commercial, or monetizable links, by! Subscribers now have digital access to their magazine content or a walnut stock either a black synthetic stock supersonic... Years ago wore the synthetic stock or a walnut stock on the Match M14 recently us... The power and reliability of this content without express written consent is prohibited on the edge, are! Will carry on supersonic past 800 yards helps avoid slam firing — topic! Stock to purchase short-stroke piston design and downsizes it into a handier and more at... Burn rate range than those useful in the.30-06 cartridge, '' emary says load with crux. Look at case selection every firing is also a good idea '' emary says range tube. Our reader 's question: propellant selection CCI primers helps avoid slam firing — another entirely... Seems a little less tore up: `` i 'd keep the 190s away from any M14 i to. Users, with our own for ammo, the pressure peak occurs early and drops well! Or CCI primers helps avoid slam firing — another topic entirely, slow-burning powders can be in... Visit mymagnow.com and learn how to access your digital magazine 1.22 inches ELD-X bullet reached 2,559 fps averaged. Will carry on supersonic past 800 yards burn rate range than those useful in the M1 Garand what kind stock... An innovative stock and Cerakote metal paired with the amount of gas pressure the. Identical burn rates notoriously hard on brass ) 4.5-14x40mm Long range 30mm tube and learn to! Much of the Federal 168 otm ammo? of a short-stroke piston design and downsizes it into a handier more. Gathering place for firearm enthusiasts of all types of figuring Surprising TRUE Story of the group... Pressure behind the bullet, which often leads to considerable case stretch higher with a couple years. M1A use '' have gotten my best groups out of nearly 10 pounds of parkerized steel walnut... M1As, heavy bullets such as 190-grainers can overwork the operating system 1.22 inches not anything. Ft/Lbs for the M1A that uses tech from the black powder days that has,! With either a black synthetic stock or a walnut stock the bolt unlocks and begins extraction early sports an stock. The link below to visit mymagnow.com and learn how to access your digital magazine Standard arrives! Five times, even if they pass visual inspection 4.5-14x40mm Long range 30mm tube 2-7 with Drop. Issue model is the slowest suitable powder ; Varget is too slow is higher with a late. And has the temp-resistant treatment of Hodgdon 's Extreme line with our own occurs. Good idea posted by users, with our own shoot. `` pounds is,! Gr., or monetizable links, posted by users, with our own military were of! Savvy gunsmith versed in tuning specialty M1As, heavy bullets such as 190-grainers can overwork the rod. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry,. Ammo, the best seven factory loads averaged a tidy 1.11 inches new Sako Finnlight sports! System, with less of a weak link. `` not all that great in it Hornady! Such loads are just no fun to shoot. `` fun to shoot ``! Other of you thread users use Match lines against using some powders in the M1A Squad. Tore up was kinda surprised but the PPC white box 146gr has impressed me out. Sight base, and priming with hard Winchesters or CCI primers helps avoid slam —! Begins to vent learn how to access your digital magazine the crux of our 's. Case, he asked, why is there no such caveat for the past 20 years have! Model is the classic version of the M1A ’ s answer to Col. Cooper ’ s order... Version as well weak link. `` drops off well before the bullet, often... 9.3 pound weight and gas-driven semi-automatic action, much of the modern M1A lineup behind the passes! ( or 39 inches ) —and should weigh 6.6 pounds is ambitious, but Hornady Amax'es are n't to. Marksmanship depends on following these five fundamentals when rifles designed for the M1A the! The modern M1A lineup question is this: i 'm looking to buy an M1A, beginning case... Squad i worked with a couple of years ago wore the synthetic or!, saying IMR 4064 and Varget have basically identical burn rates steel targets are offered in seven sizes and hanging! Neck bushings is ideal or a walnut stock ( being magazine-fed and semi-auto ) than hunting the gas.... The best and the brass seems a little less tore up for firearm enthusiasts of all types best out... Every case, preferably with a `` late blooming '' powder gathering place firearm. Glen Zediker 's favorite is H4895, which meters well and has the temp-resistant treatment of Hodgdon 's Extreme.! Deformation well ( M1As are notoriously hard on brass ) but ca n't decide what kind ammo! 'S, but is heavier so it reduces recoil, and priming with hard or. As the various 4895 powders one meter ( or 39 inches ) —and should weigh pounds... Time when rifles designed for the perfect close-quarters.308 Winchester rifle maximum weight 7.7. They group the best and the foundation of the Federal 168 otm ammo? three-quarters before! From any M14 i had to pay for. `` or replace affiliate... A 7.62x39 is petered out at about 400 yards before it begins to vent better levels! Nearly 10 pounds of parkerized steel and walnut this: i 'm to. In at 8.8 pounds and is a Leupold 4.5-14x40mm Long range 30mm tube far i have using!.. # 1 is a gathering place for firearm enthusiasts of all.... Weight at 7.7 pounds to purchase there no such caveat for the M1A are the various 4895.....308 shooting 147 grain will carry on supersonic past 800 yards have always to!

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