Some data in the books are incorrect must know info, from how to get brass, clean brass, lube brass cases, prime brass, trim to length. There is very little data available for this cartridge and i cant find any data for cast loads. In search of a few good rounds for different uses, we set out on a journey to try a. I intend to only shoot subsonic ammo and am aghast at the price right now its about 1. Protect yourself by seeking out certified reloading instruction courses and studying books that describe safe reloading techniques in detail. Our manuals list many useful loads using different powders and lead bullets as well as jacketed bullets. Loadbooks usa complete reloading manual 300 acc blackout. Initially we were using the recommended load data from aac.
My main plinking load is using 147 fmjs in a 16 carbine 300 blackout. Im just finishing up building my first 300 blackout rifle. And of course i4227, h110, w296 and a couple others. Im thinking of doing some development on an unpublished load. If you do a rough comparison of muzzle energy of the 300 aac blackout to the 7. Subsonic loads refer to those whose velocity is less than the speed of sound. Lyman releases new ar reloading handbook daily bulletin. 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.
Complete reloading manuals with uptodate information from all the leading bullet and powder manufacturers. The blk was designed to accommodate both supersonic and subsonic ammo without any tuning or performance headaches. The pics really tell the story, the lil gun performed the best and according to the data should definitely be fastest. Each book is tailored to a specific caliber or gauge. Trailboss currently is the lowest charge powder, but also has absolute crap results. Bullet choice and bullet design for perforce at subsonic velocities on game. The wide selection covers virtually every popular caliber and gauge, giving information on proven and tested loads. October 11th, 2014 300 aac blackout load data from sierra bullets.
Sheet1 bullet grains,bullet company,bullet type,powder company,powder type,start grains,min velocity,ft. Developed for the ar15 platform, the 300 blk offers ar shooters a largecaliber option in both subsonic and supersonic variants. This site is like a library, you could find million book. Not all subsonic loads are noted as such in the data, because the cartridge is not capable of producing supersonic velocity. Just be sure the buffer can take the added recoil from the heavier loads. Breaking down 5 different 300 blackout loads terminal. Other companies use fast rifle powders aa1680 and thereabouts. Sierra bullets has just added extensive load data for the 300 aac blackout 300 blk cartridge. By clicking the i agree button, i understandaccept and will agree to abide by the precautions and warnings outlined below.
Breaking down 5 different 300 blackout loads terminal ballistics. Read online sierra load manual 300 blackout 125 mk book pdf free download link book now. Hornady manufacturing company develops and publishes reloading data for the handbook of cartridge reloading. This is a discussion on todays 300 blackout handload results within the m16 ar15 forums, part of the rifle forum category. Known for its ability to deliver heavy subsonic bullets for standard ar magazines while cycling the action in suppressed applications, it also works well with lighter supersonic loads, offering a similar external ballistic performance to the 7. You must agree to the terms below before continuing. Understanding the 300 blackout and why this cartridge is. Nothing has to change for the lower receiver to shoot.
Click here to download sierra bullets 300 aac blackout load data for the 5th edition manual. I think there is several members here that shoot the 300 blackout and i was hoping some of yall would share some cast load data. Many ar15 enthusiasts and hunters have a strong appreciation for. All data in this caliber is subsonic but is not normally tagged with the name subsonic.
Using bullets from lapua hpce, lapua fmj, nosler accubond, lapua fmjbt. Paddy, most 300 blackout loads use slow burning magnum pistol powders or fast burning rifle powders. This may seem superfluous when there are so many other reloading manuals on the market. All books are in clear copy here, and all files are secure so dont worry about it. Of the cartridges we plan to load is the 300 blackout. I will be starting with boolits ranging from 150gr to 200gr. I was gonna pick their book up but found that most of their overall lengths are far to long and wont even chamber the round let alone seat the bullet far enough for the casing to have something to hold on to. Family friend had like 10 reloading manuals and recommended the lyman manual. In the below video youtube channel rolling blackouts demonstrates his technique for reloading.
These manuals are the newest versions with all the most. Ar this, ar that sometimes it seems the gun world has gone ar crazy. Prices of 147 fmjs has gone up in the past couple years or so. The blackout has proven itself to be an effective medium game cartridge when used at appropriate range. So im looking at ordering 2 copies for me and my buddy. It has since become popular for a wide range of uses including hunting and home defense. Our manuals list many useful loads using different powders and jacketed.
Using bullets from hornady vmax, berger tgt fb, nosler bt, speer hp, sierra hpbt, nosler hpbt, hornady interbond, hornady bthp, speer sp, hornady amax, berger tact. Loadbooks usa 300 aac blackout rifle reloading manual. This entry was posted in load data, reloading and tagged 300 aac blackout, 300 blk, 300 fireball, 300 whisper, advanced armament corp. Hodgdon does not list h335 for it, but does list hi4198. It has very similar ballistics to a traditional ak47 chambered for 7. Depending on the data you look at, the lg loads were over max, but they are right at max according to hodgdon. Bullet type start load grains start velocity fps max load grains max velocity fps max pressure psi col inches. There is even a book specifically dedicated to reloading for arplatform rifles.
The widener general dynamic 147s are very nice and the rmr 147s are too. Loading 300 blackout ep 11 more subsonic tests with accurate 1680, imr4227, and lil gun. I looked online and the one he had, the 49th edition didnt have 300 blackout. Loadbooks usa complete reloading manual 300 acc blackout whisper. The 300 whisper certainly caused a sensation in the shooting world when it first came out basically because it broke every rule in the book. Those very same rules are still very much in force today and are probably even more entrenched in most shooters minds.
In that book, you can compare pretty much anything about any cartridge to anything else about any other cartridge. When using smokeless powders, use only the exact type and quantity described at. This is not a common issue but if you find yourself having a lot of malfunctions, including with subsonic loads, check the buffer weight and spring. They dont list a load for h335, so you would have to work up your own. Sierra bullets 300 aac blackout load data sierra bullets. With loadbooks, you can get the caliber you want without flipping through an extensive 200 page book looking for your particular caliber.
964 717 12 824 603 305 937 1007 61 1248 494 840 791 803 1333 463 1402 1121 307 79 19 1220 572 747 787 788 1223 24 103 330 813 322 1282 525 1302 371 1321 294 911 519 204 84