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12 mm caliber

12 mm caliber
Example of a 12 mm cartridge, a .50 Action Express (left) next to a .32 ACP for comparison
Firearm cartridges

This is a list of firearm cartridges which have bullets in the 12 millimetres (0.47 in) to 12.99 millimetres (0.511 in) caliber range.

  • Length refers to the cartridge case length.
  • OAL refers to the overall length of the cartridge.
  • Bullet refers to the diameter of the bullet.

Some measurements are in millimetres, while others are measured in inches.

Pistol cartridges

Name Bullet Case type Case length Rim Base Shoulder Neck OAL
.475 Wildey Magnum 12.1 (.475) Rebated straight walled 30.4 (1.198) 12.0 (.473) 12.7 (.501) - 12.50 (.493) 40.00 (1.575)
.50 Action Express 12.7 (.500) Rebated straight walled 32.64 (1.285) 13.06 (.514) 13.89 (.547) - 13.72 (.540) 40.89 (1.610)
.50 GI 12.7 (.500) Rebated straight walled 22.81 (.899) 12.19 (.480) 13.36 (.526) - 13.36 (.526) 31.01 (1.221)

Revolver cartridges

A .500 S&W Magnum cartridge.
Name Bullet Case length Rim Base Shoulder Neck OAL
.480 Ruger[1] 12.065 (.475) 32.639 (1.285) 13.767 (.542) 12.802 (.504) - 12.802 (.504) 41.91 (1.650)
.475 Linebaugh[2] 12.08 (.476) 35.16 (1.384) 13.77 (.542) 12.80 (.504) - 12.80 (.504) 44.43 (1.749)
.500 S&W Special 12.7 (.500) 32.4 (1.274) 14.12 (.556) 13.36 (.526) - 13.36 (.526) 44 (1.733)
.500 Wyoming Express 12.7 (.500) 35 (1.37) 13.8 (.543) 13.7 (.541) - - 44.8 (1.765)
.500 Linebaugh 12.95 (.510) 35.69 (1.405) 15.49 (.610) 14.05 (.553) - 13.72 (.540) 44.58 (1.755)
.500 S&W Magnum 12.7 (.500) 41.275 (1.625) 14.12 (.556) 13.36 (.526) - 13.36 (.526) 53.34 (2.10)
.500 Bushwhacker 12.7 (.500) 62 (2.45) 14.12 (.556) 13.36 (.526) - 13.36 (.526) 75 (2.95)

Rifle cartridges

See also: List of rifle cartridges
Name Bullet Case type Case length Rim Base Shoulder Neck OAL Primer
.475 A&M Magnum[3] 12.07 (.475) Belted, bottleneck 73.66 (2.90) 13.54 (.533) 14.83 (.584) 14.22 (.560) 12.75 (.502) 95.25 (3.75) Boxer large rifle
.470 Capstick[4] 12.07 (.475) - 72.39 (2.85) 13.51 (.532) 13.03 (.513) - 12.67 (.499) 92.71 (3.65) -
.476 Nitro Express[5] 12.09 (.476) Rimmed, bottleneck 76.2 (3.00) 16.33 (.643) 14.48 (.570) 13.46 (.530) 12.9 (.508) 95.76 (3.77) Berdan 6.45 (0.254)
.470 Nitro Express[5] 12.27 (.483) Rimmed, bottleneck 88.65 (3.25) 16.41 (.646) 14.53 (.572) 13.41 (.528) 12.7 (.500) 108.2 (4.26) Berdan 6.45 (0.254)
.475 No. 2 Nitro Express[5] 12.27 (.483) Rimmed, bottleneck 82.55 (3.49) 16.86 (.665) 14.63 (.576) 13.89 (.547) 12.95 (.510) 98.04 (3.86) Berdan 6.45 (0.254)
.475 Nitro Express[5] 12.27 (.483) Rimmed, straight 82.55 (3.25) 16.41 (.646) 14.53 (.572) - 13.41 (.528) 98.04 (3.86) Berdan 6.38 (0.251)
.577/.500 Magnum Nitro Express[6] 12.7 (.500) Rimmed, bottleneck 80 (3.13) 18.2 (.717) 16.4 (.645) 14.9 (.585) 13.4 (.526) 95 (3.74) Berdan 6.38 (0.251)
.50 Beowulf 12.7 (.500) Rebated-rim, straight 42 (1.65) 11.3 (.445) 13.6 (.535) - 13.3 (.525) 54 (2.125) Boxer
.50 Alaskan 12.95 (.510) Rimmed, straight 53 (2.10) 15.5 (.610) 14 (.553) - 13.6 (.536) 53 (2.10)
.500 Auto Max 12.7 (.500) Rimless, straight 14.12 (.556) 13.36 (.526) - 13.36 (.526) 53.34 (2.10)
.505 Gibbs 12.8 (.505) Rimless, bottleneck 80.0 (3.150) - 16.3 (.640) 16.3 (.640) 13.7 (.538) 97.8 (3.850)
.500 No. 2 Express (.577/500)[7] 12.88 (.507) Rimmed, bottleneck 71.37 (2.81) 18.44 (.726) 16.28 (.641) 14.22 (.560) 13.67 (.538) 86.36 (3.40) Berdan 6.38 (0.251)
.500 Jeffery 12.95 (.510) Rebated-rim, bottleneck 70 (2.75) 14.6 (.575) 15.7 (.619) 15.4 (.607) 13.7 (.538) 87.88 (3.46)
.50 BMG (12.7×99mm NATO) 12.95 (.510) - 99.31 (3.91) 20.42 (.804) 20.42 (.804) 18.82 (.741) 14.22 (.560) 138.43 (5.45) Boxer
.510 DTC Europ (.50 DTC) 12.95 (.510) - 96.77 (3.81) - - 19.304 (.760) - 135.89 (5.35) Boxer
.510 Whisper 12.95 (.510) - 47.63 (1.875) 14.94 (.588) 14.91 (.587) 14.91 (.587) 13.94 (.549) 84.84 (3.34) Boxer
12.7×108mm 12.98 (.511) - 108 (4.3) 21.70 (0.854) 21.75 (0.856) 18.90 (0.744) 13.95 (0.549) 147.50 (5.807) -
12.7×55mm STs-130 13.01 (.512) - 54.91 (2.16) - 14.86 (0.585) - 13.76 (0.54) 94 (3.7) -
12.7x81mmSR (.50 British)[8] 13.1 (.516) - 81.2 (3.20) 19.6 (.772) 18.35 (.722) 16.3 (.642) 13.8 (.543) 108.7 (4.28) -

Note: The .50 Sharps, Winchester, and US Government cartridges are actually of 13 mm caliber

See also

References

  1. ^ Barnes, Frank C. (2006) [1965]. Skinner, Stan (ed.). Cartridges of the World (11th ed.). Iola, WI, USA: Gun Digest Books. p. 313. ISBN 0-89689-297-2.
  2. ^ "475 LINEBAUGH" (PDF). C.I.P. 2004-09-27. Retrieved 2020-10-09.
  3. ^ Barnes, Frank C. (1972) [1965]. Amber, John T. (ed.). Cartridges of the World (3d ed.). DBI Books. pp. 142–3. ISBN 0-87349-178-5.
  4. ^ Barnes, Frank C. (1997) [1965]. McPherson, M.L. (ed.). Cartridges of the World (8th ed.). DBI Books. pp. 227, 230. ISBN 0-87349-178-5.
  5. ^ a b c d Barnes, Frank C. (1972) [1965]. Amber, John T. (ed.). Cartridges of the World (3d ed.). DBI Books. pp. 228, 236. ISBN 0-87349-178-5.
  6. ^ Barnes, Frank C. (1972) [1965]. Amber, John T. (ed.). Cartridges of the World. DBI Books. pp. 230, 236. ISBN 0-87349-178-5.
  7. ^ Barnes, Frank C. (1972) [1965]. Amber, John T. (ed.). Cartridges of the World. DBI Books. pp. 230, 236. ISBN 0-695-80326-3.
  8. ^ "municion.org, 12.7x81". Archived from the original on 2018-10-09. Retrieved 2018-07-23.
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