Some Cartridges that can Possibly be Chambered by Mistake
Possible Consequences
22 WMR
22 BB Cap, 22 CB Cap, 22 Short, 22 Long, 22 Long Rifle
Sidewall rupture
222 Rem Mag
221 Fireball
Headspace rupture
223 Rem
221 Fireball, 222
Headspace rupture
222 Rem Mag
223
Headspace rupture
222
Headspace rupture
221 Fireball
Headspace rupture
22 BR
22 PPC
Sidewall rupture
22-250 Rem
22 PPC
Sidewall rupture
220 Swift
225
Sidewall rupture
6 BR
22 PPC, 6 PPC
Sidewall rupture
243 Win
22 PPC, 6 PPC
Sidewall rupture
22-250, 6 BR
Headspace rupture
6mm Rem
22-250, 6 BR
Headspace rupture
22 PPC, 220 Swift, 6 PPC
Headspace or sidewall rupture
243
Headspace rupture
257 Roberts
6 BR, 22-250, 250 Sav
Headspace rupture
22 PPC, 220 Swift, 6 PPC, 243
Headspace or sidewall rupture
6.5-08
Headspace rupture, insufficient neck clearance
25-06 Rem
22-250, 6 BR, 243, 6mm, 250 Sav, 257 Roberts
Headspace rupture
6.5-08, 7-08, 300 Sav, 308, 358
Headspace rupture, bore obstruction
22 PPC, 220 Swift, 6 PPC, 35 Rem
Headspace or sidewall rupture, bore obstruction
257 Wby
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06
Headspace or sidewall rupture
6.5-08, 7-30 Waters, 7-08, 30-30, 300 Sav, 308, 358
Headspace rupture, bore obstruction
6.5 Mag
Sidewall rupture, bore obstruction
6.5-08
22-250, 6 BR, 250 Sav
Headspace rupture
6.5x55 Swed
22 PPC, 220 Swift, 6 PPC
Headspace or sidewall rupture
22-250, 6 BR, 243, 6mm, 250 Sav, 6.5-08
Headspace rupture
300 Sav
Headspace rupture, bore obstruction
264 Win Mag
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08
Sidewall or headspace rupture
7-30 Waters, 7-08, 7x57, 30-30, 300 Sav, 308, 8x57, 358
Headspace rupture, bore obstruction
6.5 Mag
Body wall failure
270 Win
22-250, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08
Headspace rupture
7-08, 7x57, 300 Sav, 308, 358
Headspace rupture, bore obstruction
22 PPC, 220 Swift, 6 PPC, 35 Rem
Headspace or sidewall rupture, bore obstruction
270 Wby
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08
Sidewall or headspace rupture
7-30 Waters, 7-08, 7x57, 30-30, 300 Sav, 308, 8x57, 358
Headspace rupture, bore obstruction
7mm Wby
Insufficient case neck clearance
6.5 Mag
Body wall failure
7x57mm
22-250, 6 BR, 243, 250 Sav, 6.5-08, 7-08
Headspace rupture
300 Sav
Headspace rupture, bore obstruction
22 PPC, 220 Swift, 6 PPC
Headspace or sidewall rupture
7-08 Rem
22-250, 6 BR, 250 Sav
Headspace rupture
284 Win
22 PPC, 6 PPC, 22-250, 220, 6 BR, 243, 6mm, 250, 257, 6.5-08, 7-08, 7x57
Headspace or sidewall rupture
300 Sav
Headspace or sidewall rupture, bore obstruction
280 Rem
22 PPC, 220 Swift, 6 PPC, 35 Rem
Sidewall rupture, bore obstruction
22-250, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08, 270, 7-08, 7x57
Headspace rupture
300 Sav, 308, 358
Headspace rupture, bore obstruction
7mm Rem Mag
7mm Wby
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob,
25-06, 6.5-08, 270, 7-30 Waters, 7-08, 7x57, 280
Sidewall or headspace rupture
30-30, 300 Sav, 308, 8x57, 358
Headspace rupture, bore obstruction
6.5 Mag
Sidewall rupture
30 Carbine
22 Hornet
Headspace or sidewall rupture
300 Savage
22-250, 250 Sav
Headspace rupture
22 PPC, 6 PPC, 30 Rem
Headspace or sidewall rupture
30-40 Krag
225, 7-30 Waters, 30-30
Sidewall rupture
30 Rem
Headspace or sidewall rupture
307 Win
22-250, 225, 7-30 Waters, 30-30
Sidewall rupture
30 Rem
Headspace or sidewall rupture
308 Win
22 PPC, 6 PPC, 30 Rem
Headspace or sidewall rupture
22-250, 250 Sav
Headspace rupture
30-06 Sprg
22-250, 243, 6mm, 250 Sav, 257 Roberts, 6.5-08, 7-08, 7x57, 300 Sav, 308
Headspace rupture
358
Headspace rupture, bore obstruction
22 PPC, 6 PPC, 220 Swift, 35 Rem
Headspace or sidewall rupture, bore obstruction
300 H&H Mag
300 Win Mag
300 Wby
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08,
270, 7-30 Waters, 7-08, 7x57, 280, 30-30, 300 Sav, 308, 30-06
Sidewall or headspace rupture
8x57, 358
Headspace or sidewall rupture, bore obstruction
300 Win Mag
300 Wby
257 Wby, 6.5 Rem Mag, 264 Win Mag, 270 Wby, 7mm Rem Mag,
7mm Wby, 308 Norma Mag (300 Win Mag in 300 Wby)
Body wall failure
300 Wby
338 Mag
Body wall failure, bore obstruction
30-378 Wby
Almost any conventional belted magnum up to 30-Caliber
Headspace or sidewall rupture
338 Mag
Sidewall or headspace rupture, bore obstruction
303 Savage
22 PPC, 6 PPC, 25-35
Headspace or sidewall rupture
303 British
225, 7-30 Waters, 30-30
Sidewall rupture
30 Rem
Headspace or sidewall rupture
30-40 Krag
Insufficient case neck clearance
8mm Mauser
22-250, 243, 6mm, 250 Sav, 257 Roberts, 6.5-08, 7-08, 7x57, 300 Sav, 308
Headspace rupture
22 PPC, 220 Swift, 6 PPC, 35 Rem
Headspace or sidewall rupture, bore obstruction
8mm Rem Mag
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08, 270,
7-30 Waters, 7-08, 7x57, 280, 30-30, 300 Sav, 308, 30-06, 8x57
Headspace or sidewall rupture
358, 35 Whelen
Headspace rupture, bore obstruction
Almost any conventional belted magnum up to 30-caliber
Body wall failure
338 Mag
Body wall failure, bore obstruction
338 Win Mag
340 Wby
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08, 270,
7-30 Waters, 7-08, 7x57, 280, 30-30, 300 Sav, 308, 30-06, 8x57
Headspace or sidewall rupture
358 (35 Whelen in 340 Wby)
Headspace rupture, bore obstruction
338 Win Mag
257 Wby, 6.5 Mag, 264 Mag, 270 Wby, 7mm Mag, 7mm Wby
Body wall failure
340 Wby Mag
Almost any conventional belted magnum up to 33-caliber
Body wall failure
356 Win
25-35, 7-30 Waters, 30-30, 35 Rem
Headspace or sidewall rupture
22-250, 6 BR, 250 Sav
Headspace rupture
358 Win
22-250, 6 BR, 250 Sav
Headspace rupture
22 PPC, 6 PPC, 35 Rem
Headspace or sidewall rupture
35 Whelen
22-250, 220 Swift, 243, 6mm, 250 Sav, 257 Roberts, 6.5-08,
7-08, 7x57, 300 Sav, 308, 8x57, 358
Headspace rupture
22 PPC, 6 PPC, 220 Swift, 35 Rem
Headspace or sidewall rupture
350 Rem Mag
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 6.5-08,
7-30 Waters, 7-08, 7x57, 30-30, 300 Sav, 308, 358
Headspace or sidewall rupture
375 Win
38-55 WCF
Insufficient case neck clearance
375 H&H Mag
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08, 270, 7-30 Waters, 7-08, 7x57, 280, 30-30, 300 Sav, 308, 30-06, 8x57, 358, 35 Whelen
Headspace or sidewall rupture
378 Wby
Almost any conventional belted magnum up to 375-Caliber
Headspace or sidewall rupture
38-55 WCF
375 Win
Insufficient case neck clearance
416 Rem Mag
22-250, 220 Swift, 6 BR, 243, 6mm, 250 Sav, 257 Rob, 25-06, 6.5-08, 270,
7-30 Waters, 7-08, 7x57, 280, 30-30, 300 Sav, 308, 30-06, 8x57, 35 Whelen
Headspace or sidewall rupture
All conventional belted magnums up to 375-Caliber
Sidewall rupture
416 Rigby
All conventional belted magnums up to 416-Caliber
Sidewall rupture
416 Wby
Almost any conventional belted magnum up to 416-Caliber
Headspace or sidewall rupture
444 Marlin
25-35, 7-30 Waters, 30-30, 32 WS, 375, 38-55 WCF
Headspace or sidewall rupture
Practically every Mauser or 30-06 family cartridge
Headspace rupture
45 Colt
38-40, 44-40
Sidewall rupture
44 Magnum
Sidewall rupture, excessive pressure
458 Win Mag
Practically every Mauser or 30-06 family cartridge
Headspace or sidewall rupture
Almost any conventional belted magnum
Case wall failure
460 Wby
Almost any conventional belted magnum
Headspace or sidewall rupture
470 Nitro Exp
Almost any conventional belted magnum
Headspace or sidewall rupture