8×58mmR Danish Krag

8×58mmR Danish Krag
Danish M1889 round-nosed and M1908 spitzer service ammunition
TypeRifle
Place of originDenmark
Service history
In service1889–1945
Used byDenmark
Norway
Sweden
WarsWorld War II
Production history
Designed1888
ManufacturerNorma Precision
Specifications
Case typeRimmed, bottleneck
Bullet diameter8.20 mm (0.323 in)
Land diameter7.89 mm (0.311 in)
Neck diameter8,98
Shoulder diameter11.95 mm (0.470 in)
Base diameter12.75 mm (0.502 in)
Rim diameter14.65 mm (0.577 in)
Rim thickness1.80 mm (0.071 in)
Case length58.00 mm (2.283 in)
Overall length78.00 mm (3.071 in)
Case capacity4.55 cm3 (70.2 gr H2O)
Rifling twist1:11.811 in (300 mm)
Maximum pressure180.00–306.00 MPa (26,107–44,382 psi)
Ballistic performance
Bullet mass/type Velocity Energy
237 gr (15 g) Round Nose 2,460 ft/s (750 m/s) 3,185 ft⋅lbf (4,318 J)
196 gr (13 g) Spitzer 2,530 ft/s (770 m/s) 2,786 ft⋅lbf (3,777 J)
Source(s): Spitzer

The 8×58mmR Danish Krag, also known as the 8×58mmRD, is a late 19th-century rimmed centerfire military rifle cartridge similar to other early smokeless powder designs. It was briefly adopted by Norway and Sweden and remained the standard Danish service rifle cartridge from 1889 until 1945.