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An overview of 7mm caliber cartridges, their history, and uses in firearms.
T1IIJ = 110 cartridges .50 linked (API M8), 55 linked rounds per carton, 1 carton per M10 ammo can, 2 × M10 ammo cans per M12 wooden crate. Gross Weight: 44 lbs. Volume: 0.7 cubic feet. T1IIM = 110 cartridges .50 linked (4 × API M8, 1 × INC M1), 55 linked rounds per carton, 1 carton per M10 ammo can, 2 × M10 ammo cans per M12 wooden crate.
The 7mm Shooting Times Westerner, sometimes referred to as the 7mm STW, began as a wildcat rifle cartridge developed by Layne Simpson, Field Editor of Shooting Times, in 1979. [3] It is an 8mm Remington Magnum case that has been "necked down" (narrowing the case opening) by 1 mm to accept 7 mm (.284 in) bullets.
Winchester claims a muzzle velocity (MV) of 3,225 ft/s with a 140 grain bullet for their 7mm WSM cartridge; the claimed muzzle energy (ME) is 3,233 ft. lbs. With a 160 grain bullet the Winchester figures are 2990 ft/s and 3176 ft. lbs. at the muzzle. The lighter, shorter 7mm bullets are preferred in these short case magnums. [2]
The low demand for factory ammunition in 7mm SAUM has resulted in a sharp increase in the cost of 7mm SAUM as of mid 2014. Currently 7mm SAUM is experiencing a rebound in popularity with custom rifle builders and handloaders, as it is able to drive the long (180 grain class) bullets fast enough for long range target shooting.
The .275 No 2 Magnum's performance is comparable to the .275 Rigby. [ 1 ] As is common with cartridges for double rifles, due to the need to regulate the two barrels to the same point of aim, the .275 No 2 Magnum was offered in one loading, firing a 140 gr (9.1 g) bullet with a listed speed of 2,675 ft/s (815 m/s).
The 7mm-08 with 139-140 grain loads does well against some 150-grain .308 Win. loads, providing good energy levels. One example is the Remington 7mm-08 140 PSP (1490 fpe at 300 yards) compared with the Remington 308 150 grain PSP (1344 fpe at 300 yards). [14] The 7mm-08 invites a ballistic comparison with the veteran, highly esteemed 7×57mm ...
British smoke grenade with various markings, including "Grenade Hand Smoke Screening Training L83A1" designation. The L number ("L" standing for Land Service) [1] or weapon identity number [2] system is a numerical designation system used for the type classification of British Army weapons and related stores.