11/11/2023 0 Comments 300 blackout subsonic load data 265gr![]() IT IS A MUST FOR EVERY RELOADER TO READ THE RELOADING SAFETY RULES. 300 Blackout Subsonic with Acme 265gr DS Bullets Hodgdons 300blk and H110 Powder. Pressure is measured at the case mouth or from inside the case according to the CIP.ĭO NOT ATTEMPT ANY EXTRAPOLATIONS. Acme Bullet Load DataACME Bullets 9mm COL load data change update from. These test methods have been deemed to be safe throughout the world. The listed maximum loads have been determined according to the respective CIP/SAAMI maximum pressure specification, whichever is lower. ![]() The data given here were obtained in laboratory conditions following strictly the CIP (Commission International Permanente) Jand Novemrules. We wish you successful reloading with Vihtavuori premium rifle powders! DisclaimerĪll of this reloading information has been provided by Nammo Lapua Oy and Nammo Vihtavuori Oy. Please note that due to safety regulations, we can’t suggest or recommend loads or bullets that are not available on this site. Shaded column displays subsonic load data. The listed maximum loads should never be exceeded. that 300 BLK was the first to be a SAAMI approved cartridge and any com- pany is free to make firearms or. The subsonic loads are intriguing: who wouldn’t want to send a 220gr Sierra HPBT for a big, heavy projectile to create high performance at subsonic fps. ![]() All the rifle loads on these pages are pressure tested according to the C.I.P. subsonic 300 AAC BLK (Blackout) load recipe 10 Replies The BLK was designed to accommodate both supersonic and subsonic ammo without any tuning or performance headaches. charge weight in grams and grains as well as muzzle velocity in meters and feet per second. All shooting was done prone, from a bipod with rear bag. The case manufacturer, Nosler or Jagemann (JAG), is listed on the table below. For flexible usage, we provide our reloading data in metric and imperial dimension systems, i.e. ANPVS-22 Timney trigger Badger M7 bottom metal For testing and evaluation purposes, I used 125, 135, 175 and 220 grain Sierra MatchKings (left to right in photo below) over H110 and IMR 4227 powders. On the list below, you can find all the rifle reloading data we have currently available. I pretty well like 4227 for this purpose.Rifle reloading – handloading data for rifle calibers 45 ACP handgun loading, if we’re going on (the admittedly incomplete) calculated energy figures. ![]() 300 Blackout subsonic loads are a little more powerful than a routine. I have shot the MBC bullets, the Lee 230g bullets and my own 245 grain bullet. 300 Blackout is plenty powerful, in my estimation, and with radically better shootability than a higher-pressure carbine loading. For the 230-245 cast bullets I have found load data for 220 SMK's to be a great starting point. 00:12:00 52 29.71 40 AR 15 300 BLK 8.5 CMMG 1:7 MBC RNFP (PC) 0.311 2 9.37 0.02 2.153 0.002 CCI 400 Tirant 45 Carbine NULL NULL NULL NULLĪnything over 10.5 grains was uncomfortably loud with my can. Just tried the same bullets out of a bolt gun with a 16' barrel using 7.2 grains of Reloder 7 for a average of 650. Date time temperature pressure humidity firearm barrel_length barrel_make barrel_twist bullet_make bullet_caliber bullet_weight powder powder_weight powder_weight_variation cartridge_length cartridge_length_variation primer suppressor buffer average_speed std_dev std_dev_percent power_factor ![]()
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