![]() The Ball M2 bullet was boat tailed with a single smooth cannelure and weighed about 710 grains. The bullet had a gilding metal envelope and a mild steel core with a lead tip filler but no lead sleeve. The Ball M1 bullet was boat tailed with a single knurled cannelure and weighed about 750 grains. Both were similar to the equivalent armour piercing bullets but with an unhardened core. Since the Ball Mark Iz covered both the American M1 and M2 ball rounds, the bullet could be of either type. 50 CAL Z", the latter being specially marked for the British contract to include the "Z" for nitrocellulose propellant. government the headstamp was typically "50 CAL FA 39", but if from the Remington contract it was either "REM-UMC. The case was the standard American case with a Boxer primer, The headstamp varied depending on the source of the ammunition. 50 inch Browning ball, tracer, armour piercing and drill ammunition for RAF use in American aircraft purchased in 1940. Remington had been given large contracts for. 50 inch Browning Mark Iz" was the title given to both the American M1 and M2 ball rounds, including that made on British contract by Remington. The bullet finally adopted for British service in 1942 weighed 759 grains ( see Ball Mark IIz below) ![]() A number of experimental ball bullets were tested during the war, including copies of the American M1 and M2 ball, with weights varying between 710 and 774 grains. 50 inch Browning ball ammunition was used mainly for training. But if you’re also looking for a conversion of caliber in inches to mm, the following chart should have what you’re looking for.In Britain during WW2. You want to know how powerful each cartridge is. ![]() Cartridgeįor many of you, that’s what you’re looking for. On this chart, you’ll see the name of the cartridge, the caliber measurement for that cartridge, then an approximation of how big of an animal that cartridge could kill (much of which is highly debatable), and how much average energy the cartridge would produce at a typical hunting distance of 100 yards. ![]() 308 Winchester case can’t hold as much gun powder, so when it shoots the projectile, it won’t cause as much damage to the target. 308 Winchester case is much smaller than the case of a. Bullet designs are mostly interchangeable between cartridges of the same caliber. For example, a 180-grain GMX bullet could be loaded and fired out of either cartridge. 300 PRC can shoot the exact same bullet (projectile). 308) and sometimes they use other ways to measure so they can have a nice-sounding name.īoth the. Sometimes they round things off to make a nice marketing name (such as the. Don’t be confused by the names of cartridges. Now that you understand that, things will start to make sense. The word “bullet” only refers to the action projectile that is shot through the barrel and hits the target. A “Cartridge” refers to the entire firing unit: brass case, primer, gun powder, and projectile. Next, we need to understand what exactly a “cartridge” is, and how that differs from a bullet. Larger caliber bullets can cause more damage and generally weigh more however, caliber only describes the bullet size but provides no information as to the cartridge’s speed or power. 308″ means the bullet is physically wider than a bullet such as a. ![]() “Caliber” is a measurement in inches of the internal width of a firearm’s barrel, and consequently the width of the bullet. Let’s begin with understanding what caliber actually means. If you’re just getting started in learning about firearms, it can be really complicated to understand all the different calibers and what each cartridge is capable of. ![]()
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