9.3×74mmR

9.3×74R
9.3×74mmR casing
TypeRifle
Place of originGermany
Production history
Designedc. 1900 (1900)
Producedc. 1900–present
Specifications
Case typeRimmed, bottleneck
Bullet diameter9.30 mm (0.366 in)
Neck diameter9.92 mm (0.391 in)
Shoulder diameter10.40 mm (0.409 in)
Base diameter11.90 mm (0.469 in)
Rim diameter13.35 mm (0.526 in)
Rim thickness1.40 mm (0.055 in)
Case length74.70 mm (2.941 in)
Overall length94.50 mm (3.720 in)
Case capacity5.39 cm3 (83.2 gr H2O)
Rifling twist360 mm (1-14.2")
Primer typeLarge rifle
Maximum pressure (C.I.P.)340.00 MPa (49,313 psi)
Ballistic performance
Bullet mass/type Velocity Energy
230 gr (15 g) Norma Ecostrike 2,559 ft/s (780 m/s) 3,345 ft⋅lbf (4,535 J)
247 gr (16 g) KS 2,460 ft/s (750 m/s) 3,319 ft⋅lbf (4,500 J)
285 gr (18 g) Norma Oryx 2,329 ft/s (710 m/s) 3,434 ft⋅lbf (4,656 J)
Test barrel length: 610 millimetres (24 in)
Source(s): Norma

9.3×74mm R (designated as the 9,3 x 74 R by the C.I.P.) is a medium-bore cartridge designed in Germany around 1900.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.