Rimmed and Belted Gage (Gauge) to Caliber Interchangeability Table
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Use the Following Gage
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To Check Any of These Calibers
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22LR (RIMFIRE)
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22 Short, 22 Long, 22 LR Match
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30-30 WCF
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19 Zipper, 219 Donaldson Wasp, 219 Zipper, 22 Savage Hi Power, 25-35 WCF, 7-30 Waters, 7mm Int. R, 30 Herrett, 303 Savage, 32 Win Sp., 307 Win, 32-40, 356 Win, 375 Win, 38-55 WCF
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STANDARD BELTED MAGNUM
.535 in. Diameter
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257 Wby, 257 STW, 264 Win, 6.5 STW, 6.5 Rem Mag, 270 Wby, 275 H&H, 7mm Rem Mag, 7mm Wby Mag, 300 H&H, 300 Wby, 300 Win Mag, 30-338 Win Mag, 308 Norma Mag, 338 Win Mag, 8mm Rem Mag, 340 Wby, 350 Rem Mag, 358 STA, 375 H&H, 416 Rem, 458 Win Mag
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LARGE WBY MAGNUM
.603 in. Diameter
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30-378 Wby, 378 Wby, 416 Wby, 460 Wby
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Rimless Gage to Caliber Interchangeability Table
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Use the Following Gage
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To Check Any of These Calibers
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22-250
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22-250
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PPC
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22 PPC, 6mm PPC
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220 Swift
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220 Swift
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222 Rem
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222 Rem
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222 Rem Mag
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222 Rem Mag, 6 x 47
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223 Rem*
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223 Rem, 6 x 45
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243 Win**
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243 Win, 260 Rem, 7mm-08, 308 Win, 358 Win
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244 Rem
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244 Rem, 6mm Rem-244
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250 Savage
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250 Savage
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6.5 SKAN
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6.5 SKAN
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6.5 x 55 Swede
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6.5 x 55 Swede
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257 Roberts
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257 Roberts, 6.5 x 257 Roberts, 7mm Mauser (7 x 57)
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280 Rem
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280 Rem
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284 Win
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284 Win, 22-284, 6mm-284, 25-284, 6.5-284, 270-284, 30-284, 35-284
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30-06 Springfield
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25-06, 6.5-06, 270 Win, 30-06, 8mm-06, 338-06, 35 Whelen
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8 x 57 Mauser***
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8mm Mauser (8 x 57)
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* 5.56 NATO rifle chambering requires a special, longer headspace gage.
** 7.62 NATO rifle chambering requires a special, longer headspace gage.
***Used for checking rifles with current SAAMI-specified 19° shoulder angle. Some older rifles were chambered to 20° 48’. Special gages are available. |
