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 ARC6.18 (.243)37.85 (1.49)11.201 (.4410)10.44 (.441))10.924 (.4301)6.96 (.274)57.40 (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)13.5 (.532)12.9 (.508)11.3 (.445)6.7 (.263)91 (3.58)
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)
.25-25 Stevens 6.5 (.257) 60.2 (2.37) 9.6 (.376) 8.2 (.323) 0 (0.0) 7.2 (.282) 66.8 (2.63)
.25 Remington 6.54 (.257) 52.1 (2.05) 10.6 (.419) 10.6 (.419) 10.1 (.396) 7.3 (.286) 64.3 (2.53)

.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)
6.5mm Remington Magnum 6.70 (.264) 55.1 (2.170) 13.51 (.532) 13.51 (.532) 12.6 (.495) 7.6 (.298) 71.1 (2.80)
6.5-06 A-Square 6.70 (.264) 63.3 (2.494) 12.014 (.473) 11.93 (.470) 11.24 (.443) 7.5 (.296) 87.3 (3.44)
.256 Newton 6.70 (.264) 61.976 (2.440) 12.014 (473) 11.963 (.471) 10.617 (.418) 7.391 (.291) 86.36 (3.40)
.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)-
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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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