In the vicinity of .270 - 290 inches. For example, the 7x57 Mauser has a bullet diameter of 7.24mm or .285 inches, but due to a different measuring method, was sold commercially as the .275 Rigby.
A 22 caliber bullet is 22/100 inches in diameter. A 7.62 mm bullet is 30 caliber or 30/100 inches in diameter there is no such thing as a 7.62 caliber bullet
A base example is: a 9mm parabellum bullet is .356 caliber.
The caliber of the bullet is 7,62 mm. And shoots the 7.62x54r ammo. That makes it a .30 cal.
The caliber of a bullet, refers to it's diameter in inches. But sometimes other measurements are used, such as mm.
metric vs inch measurement
In the usual sense of caliber, it means the diameter of the bullet. The smallest commercial caliber is the .17 rimfire, but there have been MUCH smaller caliber firearms, down to the 1-2 mm range. That is about .05 to .10 caliber.
If you shot a 50 caliber bullet at a 7.62mm bullet and they hit dead on, you prbly wouldn't even know the 7.62mm bullet exsisted because the 50 caliber bullet would sh!t f*ck the 7.62mm bullet , short answer- 50 cal. Look up a ammo size comparison chart
You can from some, but they have to be designed to shoot both.
6.5 millimeters IS the caliber. 6.5 mm is approximately .25 of an inch.
They are different ways of expressing the same thing. A bullet that is 7.65mm is just that- 7.65 millimeters in diameter. Is the US, we frequently use caliber rather than millimeters- that same bullet was be a .32 caliber- or 32/100ths of an inch in diameter.
Yes. .38 special is a revolver cartridge and .380 is an auto cartridge. Also, the .38 will almost always have a heavier bullet and more muzzle energy than a .380. The .38 bullet is 0.357 inches in diameter while the .380 is 0.355 inches in diameter. Technically, the .380 cartridge is considered part of the 9 mm class of bullets. [9 mm x 19 mm = 9 mm Luger or 9 mm Parabellum, 9 mm x 18 mm = 9 mm Tokarov, and 9 mm x 17 mm = .380 ACP]
They are most certainly measured differently. The "50" in 50 caliber is measuring in inches and should actually be referred in writing as ".50 Caliber." The "5.56" is in millimeters (mm) and should be written as "5.56mm".To compare the two:.50 Caliber = 1/2 inch = 12.7mm5.56mm = ~ .2189 inchSo the .50 caliber bullet is roughly 2.28 times wider than the 5.56mm caliber bullet.