6 mm caliber

This article lists firearm cartridges which have a bullet caliber between 6 millimetres (0.236 in) and 6.99 millimetres (0.275 in).

  • Length refers to the cartridge case length
  • OAL refers to the overall length of the cartridge
6 mm caliber
Example of a 6-mm cartridge, a .25 ACP
Firearm cartridges

Measurements are in millimeters then inches, i.e. mm (in).

Pistol cartridges

NameBulletLengthRimBaseShoulderNeckOAL
.25 ACP6.375 (.251)15.62 (.615)7.67 (.302)7.06 (.278)N/A7.06 (.278)23.11 (.910)
.25 NAA6.375 (.251)18.9 (.744)8.6 (.339)8.6 (.337)8.5 (.333)7.0 (.276)24.4 (.960)
6.5mm Bergmann6.706 (.264)22.1 (.87)9.4 (.372)9.3 (.368)8.4 (.330)7.2 (.285)31.2 (1.23)
6.5×25mm4.0 (.157)----29.7 (1.169)

Rifle cartridges

.24 in (6.2 mm)

NameBulletLengthRimBaseShoulderNeckOAL
6mm Lee Navy6.2 (.244)60 (2.35)11.4 (.448)11.5 (.443)10.2 (.402)7.1 (.278)79 (3.11)
6mm Creedmoor6.17 (.243)48.77 (1.92)----71.76 (2.825)
.243 Winchester6.17 (.243)51.94 (2.035)12.00 (.472)11.96 (.470)11.5 (.454)7.01 (.276)68.82 (2.709)
6mm Remington
(.244 Remington)[1]
6.18 (.243)56.72 (2.233)11.99 (.472)11.96 (.471)10.89 (.429)7.01 (.276)71.76 (2.825)
.240 Apex [2]
.240 Magnum Rimless
.240 Magnum Flanged
H&H 240 Apex
.240 Belted Nitro Express
6.223 (.245)63.25 (2.49)11.86 (.467)11.43 (.450)10.24 (.403)6.96 (.274)81.53 (3.21)
6mm PPC [3]6.172 (.243)38.48 (1.515)11.30 (.445)11.20 (.441)10.95 (.431)6.654 (.262)53.34 (2.100)
6mm BR6.17 (.243)39.6 (1.560)12.00 (.4728)10.39 (.4709)11.6 (.458)6.95 (.274)-
6mm AR6.2 (.243)38.7 (1.525)11.30 (.4449)11.26 (.4433)10.98 (.4323)6.9 (.271)57.4 (2.260)
6mm XC6.1722 (.243)48.2092 (1.898)11.8872 (.468)11.8364 (.466)11.42 (0.450)6.8834 (.271)71.3232 (2.808)
.243 WSSM6.1722 (.243)42.42 (1.670)13.59 (.535)14.1 (.555)13.82 (.544)7.39 (.291)59.94 (2.360)
.240 Weatherby Magnum [4]6.18 (.243)63.40 (2.496)12.00 (.472)11.50 (.453)10.40(.429)6.90 (.272)80.00 (3.10)
.244 H&H Magnum6.223 (.245)71 (2.78).532 (13.5).508 (12.9).445 (11.3).263 (6.7)3.58 (91)
6mm SAW6.17 (.243)45.01 (1.772)10.36 (.408)10.269.726.6365.44 (2.576)

.25 in (6.5 mm)

NameBulletLengthRimBaseShoulderNeckOAL
.25-06 Remington [5]6.541 (.2575)63.35 (2.494)12.01 (.473)11.94 (.470)11.20 (.441)7.37 (.290)82.55 (3.250)
.25-20 Winchester6.55 (.258)33.78 (1.33)10.36 (.408)8.86 (.349)8.46 (.333)6.96 (.274)40.44 (1.592)
.25-35 Winchester [6]6.55 (.258)51.89 (2.043)12.85 (.506)10.73 (.422)9.26 (.365)7.15 (.282)64.77 (2.55)
.25-45 Sharps6.53 (.257)44.7 (1.76)9.6 (.378)9.6 (.376)8.99 (.3539)7.2 (.284)57.4 (2.26)
.250-3000 Savage[7]6.553 (.258)48.46 (1.912)12.01 (.473)11.91 (.469)10.51 (.414)7.26 (.286)63.88 (2.515)
.256 Win Magnum6.528 (.257)32.54 (1.281)11.18 (.440)9.677 (.381)9.347 (.368)6.528 (.257)40.39 (1.590)
.257 Roberts [8]6.553 (.258)56.72 (2.233)12.01 (.473)11.99 (.427)10.92 (.430)7.36 (.290)70.49 (2.775)
.257 Weatherby Magnum6.5 (.257)65.0 (2.560)13.6 (.534)13.1 (.514)12.6 (.496)7.3 (.288)81.5 (3.209)

.264 in (6.6 mm) and up

NameBulletLengthRimBaseShoulderNeckOAL
6.5×50mmSR Arisaka6.705 (.264)50.39 (1.984)11.84 (.466)11.35 (.447)10.59 (.417)7.34 (.289)75.69 (2.980)
6.5×53mmR6.756 (.266)53.59 (2.110)13.40 (.527)11.48 (.453)10.75 (.423)7.55 (.297)77.56 (3.053)
6.5×54mm Mannlicher–Schönauer6.705 (.264)53.65 (2.112)11.52 (.454)11.47 (.452)10.87 (.428)7.56 (.288)76.77 (3.022)
6.5×55mm Swedish
(aka 6.5×55mm Krag)
6.7 (.264)54.864 (2.16)12.192 (.480)12.17 (.479)10.688 (.420)7.468 (.294)80.010 (3.15)
6.5×58mm Vergueiro6.65 (.262)57.85 (2.278)11.78 (.464)11.88 (.468)10.94 (.431)7.56 (.298)81.50 (3.209)
6.5×68mm6.70 (.264)67.50 (2.657)13.00 (.512)13.30 (.524)12.18 (.480)7.60 (.299)86.50 (3.408)
6.5-2846.70 (.264)55.118 (2.170)12.014 (.473)12.725 (.501)12.065 (.475)7.544 (.297)81.991 (3.228)
.260 Remington6.70 (.264)51.7 (2.035)12.0 (.473)11.9 (.470)11.5 (.454)7.5 (.297)71 (2.8)
6.5mm Creedmoor6.70 (.264)48.8 (1.924)12.01 (.473)11.9 (.470)11.7 (.459)7.54 (.297)71.6 (2.82)
6.5×47mm Lapua6.70 (.264)47 (1.9)12.01 (.473)11.95 (.470)11.53 (.454)7.41 (.292)70 (2.8)
6.5mm Grendel6.70 (.264)38.7 (1.524)11.2 (.441)11.14 (.439)10.87 (.428)7.44 (.293)57.5 (2.264)
.264 Winchester Magnum6.70 (.264)64 (2.5)13.5 (.532)13.1 (.515)12.5 (.491)7.6 (.299)85 (3.34)
6.5×52mm Carcano6.80 (.268)52.50 (2.067)11.42 (.450)11.42 (.450)10.85 (.427)7.52 (.296)-

See also

References

  1. "6mm Rem data from Accurate Powder" (PDF). Archived from the original (PDF) on 2008-10-06. Retrieved 2007-08-20.
  2. Barnes, Frank C. (2006) [1965]. Skinner, Stan (ed.). Cartridges of the World (11th ed.). Iola, WI, USA: Gun Digest Books. pp. 380, 408, 410. ISBN 0-89689-297-2.
  3. "6mm PPC data from Accurate Powder" (PDF). Archived from the original (PDF) on 2007-09-28. Retrieved 2007-08-20.
  4. ".240 Wby data at Accurate Powder" (PDF). Archived from the original (PDF) on 2008-10-06. Retrieved 2007-08-17.
  5. ".25-06 Remington Archived 2007-09-30 at the Wayback Machine" data from Accurate Powder
  6. ".25-35 Winchester data Archived 2010-11-05 at the Wayback Machine" from Accurate Powder
  7. ".250-3000 Savage"data from Accurate Powder
  8. ".257 Roberts Archived 2010-11-05 at the Wayback Machine" data from Accurate Powder
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