.308 Caliber (1) .308 WIN (1) .308 Winchester/7.62 NA. (23) .308" - .319" (1) .308/7.62x51mm (.308 Wi. (5) .31 - 18 UNC (3) .31 in, .35 in, .39 in,. (1) .31 x 2.36 inches (1) .31 mm [&. (6) .31, .35, .39 (4) .3100" (92) .3105 - .3095 (3) .3105-.3095 Length Over. (1) .3115" (3) .312 ± .010 (4) .312 in (1) .3120 in (2) .3125 in (2) .3125" (27) .3125" (5/16) (2) .3125-18 X 2.25 Shcs (1) .3125in (2) .312in (2) .313" (5/16) (6) .313" - .375" (12) .313-.375 in (1) .313-6" (2) .3130-.3140" (1) .314" / 8mm (4) .315" (8.0 mm) (1) .3160 (3) .317515 Kilogram (1) .318in (1) .32 ? .45 (5) .32 ? .46 (2) .32 ? .51 (55) .32 ? .82 (23) .32 ? 1.31 (4) .32 ACP (9) .32 H&R Magnum (1) .32 mm [&. (4) .32 mm [&. (6) .32-40 Winchester (1) .322" to .306" (2) .322in (1) .323in (1) .325 in (8.25 mm) (1) .325 mm (5) .325" (8.25 mm) (2) .3250" (46) .326 ? .129 (1) .326 ? 3.31 (6) .326 ? 5.26 (9) .3266 X 1/2" X 7.64" KE. (1) .3268 (1) .327 Federal Magnum (1) .33 ? .08 (5) .33 ? .08 mm?&th. (4) .33 ? .51 mm&thi. (3) .33 ? .82 (4) .33 HP (3) .33 mm [&. (6) .33, .375, .5, .75, 1, . (2) .330 HP @ 60 HZ (1) .331 in (2) .3318OS1AEC56 (6) .3318OS1ASPRBO48Z-SP (3) .332 ? .373 (1) .3336ES1BB56 (3) .3336ES1BW56-S (1) .3346 (1) .3360" (22) .3375" (6) .338 Federal (3) .338 Lapua Magnum (2) .34 ? .14 (2) .34 ? .5 mm?&thi. (2) .34 ? 1.03 (2) .34 kg (1) .3440-.3450" (1) .3441A (8) .3447 - .3445 (1) .3492 - .3490 (1) .3497 - .3495 (1) .35 ? 1.5 (1) .35 Remington (1) .35 in, .31 in, .28 in (1) .35 in, .39 in, .43 in,. (1) .35 in, .39 in, .43 in,. (1) .35, .4, .5, .6 (1) .35-.55 Amps (1) .350" (8.9mm) (4) .354" (9mm) (4) .355 Caliber (2) .357 Remington Magnum (21) .357 SIG, 9mm Luger, .4. (1) .3583 (2) .35MM PVC/FR Treated Po. (1) .35mm PVC / POLY Three-. (2) .35oz (7)