";s:4:"text";s:13093:"I learned after a subsequent range session that I must take the resizing process one step further. The .300 Blackout is here to stay, and we take some time to look at new technology surrounding this cartridge. - - - Updated - - - mac1911 said: Hornady 7th manual page 479 M1 garand 30-06 load data 168 grain A max and BTHP #30501 IMR … 4064 has fairly predictable accuracy nodes in commonly available brass. add to cart. The 44.5 gr. But 8208 is so good in my 5.56 with 77 MK. The new battle rifle would provide full automatic as well as semiautomatic capability with a higher-capacity, detachable box magazine instead of the not-so-user-friendly, eight-round en-bloc clip charging scheme. Toward the end of World War II, the U.S. military decided to replace the M1 Garand and its battle-proven 30-06 Springfield cartridge. The final military configuration was not adopted by the Army for two more years, so there are both physical and ballistic differences between the 7.62x51mm and the 308 Winchester cartridges. The Winchester WinClean 244 is a nice addition to Winchester's handgun powders. So I bought a 308 win rifle a couple weeks ago. In addition, the commercial round is also typically loaded to higher chamber pressures than the military version. Bullet Type Primer. The case neck was lengthened, and the shoulder angle and body taper were reduced. I can tell you this.. while ptobably not being the best load for your particular 308, but If It wont shot a 175 mks with 40 grains of Imr 4064 about. Both of these shoot extremely well. With pretty much the same results for 168 and 175 gr SMKs. If it can be extracted easily by drawing back the charging handle, I resize the rest of the batch. I'm NOT an expert, nor did I stay at a Holiday Inn Express last night. Several other firms offer AR-10-style rifles. Precision Reloading Guide Part 3: Priming, Powder Charging & Bullet Seating, Best .22 Magnum Revolvers Available Right Now, Best Red-Dot Sights for Lever-Action Rifles, Smith & Wesson M&P9 Shield EZ vs. Taurus G3c, Black Hills Evolution of Rifle Cartridge: .308 Win. imr 4064 308 load data, imr 4064 308 match data, lc match brass load data with imr4064 168gr, most accurate load using imr 4064 powder with 165 grain bullet in 308, reloading with 4064… I just picked up several boxes of Sierra 165 grain bullets. The most significant difference is that the 7.62 NATO case headspace is nominally a few thousandths greater than the 308’s. empty unprimed cases weigh close to 180 grains). That first range session was frustrating! I own a Savage Model 12 that hates Varget with 150-168 GR bullets.. Handgun shotshells are more complicated than one might think. Powder: IMR 4064 Primer: CCI BR2 Bullet: Sierra 168gr Tipped MatchKing (TMK) Dies: Lee Precision Brass was full length sized, checked for length (all were very close to the trim to length so i didn't trim them), chamfered in/out. Match. Case: Federal GMM .308 fire formed and match prepped Primer: Federal 210-GMM Bullet: 168 grain SMK Powder: 43.2 grains (?) Hornady 168 BTHPs are 1.23" in length and Sierra 168 MKs are 1.215", less than 2% difference. Okay…you’ve selected a few promising propellants to try, and you’ve prepared batches of cases to load. 2.690 in. As the chart indicates, this general rule of thumb is not always true. Very accurate and recoil is a gentle push. Since the external case dimensions are essentially the same, they must have thicker case walls. As a loader I use 147 Gr. 4064 is an excellent powder for 168 gr in 308. However, that will surely create excessive headspace, which may cause a misfire from a weak primer strike. Powder Bul Weight C.O.L. Clicks for lighting, eye sight , target contrast and a host of other things. IIRC the Federal Gold match 168gr I took apart and measured had 43.5 of 4064. Eventually, in 1957, the M14 was chosen over the ArmaLite AR-10 and the FN FAL as the Army’s new battle rifle. Subscriber Services. When working up new loads, I like to start with powders that I already have for other firearms. At best, the excess gap between the case and chamber shoulder will allow the case to stretch when fired and may cause the body just ahead of the case head to crack when the round is discharged or being resized. Five shots into.409″ (.391 MOA) with a velocity of 2,756 feet/second and a SD of 8.1 feet/second. The .308 Winchester is not only a historic battlefield caliber, it is an established match caliber and one of the best all-around North American hunting calibers. Multiple failures to feed, weak case extraction/ejection, blurred/burred headstamps, so-so accuracy, etc., suggested the AR-10’s direct-impingement gas system was, apparently, more difficult to manage than my AR-15’s. I am shooting 3/4" groups at 100 yards consistantly. Aug 25, 2020 #7 S. shootbrownelk Well-known member. My initial handloads assembled with “heavy” cases, e.g., Federal and military brass, exhibited approximately 75 percent failure to fully chamber when fed from the magazine. While the 6mm-caliber cartridges that can be considered “great” are few in number, some have... James Tarr runs through the 3-Second Headshot drill. The two samples of military cases I used are quite a bit heavier than most of the commercial ones. |
So much so, that I ordered a couple 8 pound kegs of it too keep me busy. 47.5 gr. To determine case capacity, I weigh a clean, fired case and fill it with water to the bottom of the neck. After firing nearly 1,000 rounds of factory ammo and handloads, I’ve learned a lot. Springfield Armory was in charge of developing the companion selective-fire rifle. 42 grains of IMR 4064 168 AMAX seated at 2.830 is my load, she works great. I retrieved my Powley Computer and, after determining the case capacities of the various brands of brass to be loaded, calculated the “preferred” propellant and charge weights. Ammo assembled with lighter cases with the same sizer die adjustment and topped with the same bullets fed almost 100 percent from the magazine. 300 Wby Mag. If not, I carefully cleared the jam (I learned the GI method from my gunsmith last year while testing the AR-15) and readjusted the sizer die down no more than an eighth of a turn. Testing the 175gr Sierra Match King in our new JP SuperMatch .308 Win barrel using IMR 4064. SMK, 40.0 gr. But more on that later. Lots like It but varget just doesnt work zIn rifle. JavaScript is disabled. Last year I prepared a review on reloading the 223 Remington for a typical bolt action and an AR rifle. When loading 168 grain match bullets seated at 2.2800" oal I've used: 43.0 grains of WW-748 40.5 grains of AA-2460 40.0 grains of IMR-4895 41.0 grains of IMR-4064 40 grains of H4895 41.5 grains of VihtaVouri N150 40.5 grains of VihtaVuori N140 Then, there was some rumors floating around that Federal started using RL-15 instead of IMR-4064… Coincidentally, the last group I fired, comprising 43.5 grains of IMR 4064 behind 168-grain Sierra HPBT bullets loaded in Lapua brass, functioned perfectly and put four of five shots into one hole. 41.5 gr. Let’s start with the most important factor: selecting propellants. But, of course, the careful and competent handloader can (and must) adjust the tooling and component selections to accommodate these circumstances. You can be a lot more flexible as to which powder and how much you load to safely achieve the best ballistic performance. 47.5 gr. Had to wait unitl I could get my own. I just noticed the max Sierra … I had to lock the carrier back, drop a round into the chamber, and release the carrier before I could fire each shot. 010 off the lands "well".. then … Anyone have a lead on where to get ammo? (39.5 to 41.5 gr.) Results with the 168-grain bullets were more consistent overall, … Note the Federal and Lapua match case weights; they are almost as heavy as the military samples. When I reloaded all of those initial test loads, resizing the cases a bit more eliminated the problem. IMR … For a match load try a 168 gr. Mind you, if you're not using match grade bullets it doesn't really matter. I have been using 43 grains of IMR 4895 with 165 grain Hornady and Speer bullets. Moving forward, I’ll spend some more time working with loads in the 42.0 to 42.6 grain range. For the 160-175 grain boattails used by the majority of .308 shooters, you want a powder of medium burn rate that gives close to 100% load density. My experience indicated I should stay within the range of IMR 3031 (fastest) and CFE 223 (slowest) when loading for my 308 Sun Devil rifle. If you enjoy the forum please consider supporting it by signing up for a NES Membership The benefits pay for the membership many times over. Reactions: shootbrownelk. I found loading 100 to 150 fps under maximum provides satisfactory accuracy and ensures reliable operation. My Savage FCPK in 308 will shoot 1/2 inch groups with 4064 behind a 168 grain nosler CC. I have conducted fairly detailed experiments regarding primer choice in the .308 Winchester.For example, by using a Sierra 165-grain spitzer boat-tail bullet with 48.3 grains of Hodgdon CFE 223 powder and a Federal Gold Medal 210M primer, velocity was 2,827 fps and extreme spread was 17 fps. FMJ's, 150 grain Noslers, 165 Gr. IMR 4064, LC Match, Fed 210 Primer 168 gr. Several sources have reported that IMR 4064 is what Federal uses in Gold Medal Match 308 ammo. After releasing the bolt/carrier assembly, I simply grasped the charging handle to see if the bolt could be easily pulled rearward to extract the empty case. Coincidentally, the last group I fired, comprising 43.5 grains of IMR 4064 behind 168-grain Sierra HPBT bullets loaded in Lapua brass, functioned perfectly and put four of five shots into one hole. Using the identical load, but ignited with the Federal Gold Medal 215M Magnum … of IMR-4064 COL: 2.800" I remember in the past there was some confusion as to which charge weight Federal was using, 43.2 or 43.5. 168 gr sierra match king43.5gr 40642.831oalbr2 primeri just shot60 of these out on my bolt rifle yesterday, i got 1/2 moa out of them consistently. I can get IMR 4064 in every local store that carries powder everytime I go. I proceeded to the range with boxes of Federal and Hornady 308 Winchester match ammo and a couple of my handloads, intending to fire a few groups to break in and familiarize myself with the new rifle. There’s about twice as much propellant burned in the 308 compared to the 223. loads above will work like a champ at this distance as long as the wind isn't too bad. Of course, I couldn’t keep the last round in the first four-round cluster. One hole groups if I do my part. I use IMR 4064 for 168 grain Hornady match bullets out of my 03A4. NES/MFS February Giveaway ***Smith & Wesson Bodyguard 380***, http://forum.snipershide.com/sniper...ral-gold-medal-match-load-mk-316-mod-0-a.html. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date … I've not had the same result in at least one rifle with Varget.. Use the load data from your load data book, and "work up the load" that works best with the harmonics of your gun/barrel. Because the new round (unlike the 30-06) was being designed for (and not adapted to) an autoloading rifle, the case head was beefed up, and the rim thickness and extractor groove width were increased. Within a month, I received a larger, but just as finely crafted, rifle featuring a stiff, 22-inch stainless Lothar Walther barrel fitted with a muzzle brake. The bottleneck 7.62x25 Tokarev is a fun cartridge, and handloading it increases the round's... For plinking, target shooting, and routine personal-defense needs, you owe it to yourself to... Give a Gift
IMR 4064 Is what my. Of course, this can be a bit messy, and you must make sure there are no air bubbles inside the case or drops of water on the outside of the case. You are using an out of date browser. Not to worry: You can precisely adjust the full-length sizer die to ensure the resized case shoulder position is not too long or too short. Of course, I couldn’t keep the last round in the first four-round cluster. Based on those successful experiences, I ordered a scaled-up Sun Devil AR for this report. With Berger 168-grain VLDs, VV-N140 won by a nose with RL-15 and Varget right behind. It loves re-15 and 4064 but couldn't get a group under 1.5 MOA with Varget. Jerry Tierney has had to tweak his .308 Palma … No need to add to the chaos, right? Notes: Velocity was measured with an Oehler M35P chronograph at 8 feet from the gun’s muzzle. So now I take the trial case mentioned above, seat a bullet to make up a full-scale “dummy” round, pop it into the magazine, and let ’er strip! I resized a different case, and that time the shoulder was set back just enough to readily chamber and extract. "...justify single stage loads..." Tack driving accuracy does it for me. ArmaLite continued to market the AR-10 to foreign governments but with little success and more mishaps. ";s:7:"keyword";s:26:"imr 4064 for 308 168 grain";s:5:"links";s:634:"Coywolf Nova Scotiafunny Lawn Mower Accessories,
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