From Wikipedia, the free encyclopedia   (Redirected from
6.5x55mm) Jump to: navigation, search 6.5 x 55mm.JPG Type
Military Rifle Place of origin  Sweden /  Norway Service history
In service 1894-1995 [1] Used by Sweden, Production history
Designed 1891 Produced 1894–present Bullet diameter 6.71 mm
(0.264 in) Neck diameter 7.60 mm (0.299 in) Shoulder diameter
11.04 mm (0.435 in) Base diameter 12.20 mm (0.480 in)
Rim diameter 12.20 mm (0.480 in) Rim thickness 1.50 mm
(0.059 in) Case length 55.00 mm (2.165 in) Overall length
80.00 mm (3.150 in) Case capacity 3.75 cm3 (57.9 gr H2O)
Rifling twist 220 mm (1-8.66 in) Primer type large rifle Maximum
pressure (C.I.P.) 380.0 MPa (55,110 psi) Maximum pressure
(SAAMI) 351.6 MPa (51,000 psi) Ballistic performance Bullet
weight/type Velocity Energy 100 gr (6 g) HP 3,183 ft/s (970 m/s)
2,250 ft·lbf (3,050 J) 120 gr (8 g) BT 2,812 ft/s (857 m/s)
2,108 ft·lbf (2,858 J) 140 gr (9 g) SP 2,651 ft/s (808 m/s)
2,185 ft·lbf (2,962 J) 140.4 gr (9 g) DK 2,854 ft/s (870 m/s)
2,540 ft