I only publish load data for loads that I have loaded and shot. IT IS A MUST FOR EVERY RELOADER TO READ THE RELOADING SAFETY RULES. 300 AAC Blackout bullet in Subsonic Handgun has built a world-class. Pressure is measured at the case mouth or from inside the case according to the CIP.ĭO NOT ATTEMPT ANY EXTRAPOLATIONS. 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. The listed maximum loads should never be exceeded. All the rifle loads on these pages are pressure tested according to the C.I.P. Trying to get something a little quieter for my 223/5.56 SBR. charge weight in grams and grains as well as muzzle velocity in meters and feet per second. Anyone have information on subsonic loads for 223/5.56 using H4895 or other powders with 65gr/69gr/75gr bullets for use suppressed I know H4895 has been the Military's main powder since WWII and heard that it works well with under charged loads and less than 1,000fps. I load a 57 gr Hard cast, gas check bullet at 2500 and it will cycle reliably. To load subsonic (under 1100 fps) you will be hard pressed to get enough gas to cycle the action. Even then, with low velocity, you may still get key holes 100. For flexible usage, we provide our reloading data in metric and imperial dimension systems, i.e. You will need a fast twist barrel (1/7) to have any hopes of stabilization. of load on thin finite wings in compressible subsonic flow is presented. On the list below, you can find all the rifle reloading data we have currently available. Author DATA SUMMARY : Diverse data are presented variables include Mach. Rifle reloading – handloading data for rifle calibers
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