8×50mmR Mannlicher

The Austro-Hungarian 8×50mmR Mannlicher or 8×50mmR M93 is a service cartridge dating back to the days of semi-smokeless powder. It was later replaced by (and many weapons were rechambered for) the 8×56mmR cartridge.

8×50mmR Mannlicher
TypeRifle cartridge
Place of originAustria-Hungary
Service history
Used byAustria-Hungary
Kingdom of Bulgaria
Kingdom of Italy
WarsWorld War I
World War II
Production history
Designed1890 (M. 90)
Specifications
Parent case8×52mmR Mannlicher
Case typeRimmed, bottleneck
Bullet diameter8.15 mm (0.321 in)
Land diameter7.95 mm (0.313 in)
Neck diameter9.03 mm (0.356 in)
Shoulder diameter12.01 mm (0.473 in)
Base diameter12.48 mm (0.491 in)
Rim diameter14.11 mm (0.556 in)
Rim thickness1.38 mm (0.054 in)
Case length50.38 mm (1.983 in)
Overall length76.21 mm (3.000 in)
Ballistic performance
Bullet mass/type Velocity Energy
244 gr (16 g) M90 RN 1,950 ft/s (594 m/s) 2,060 ft⋅lbf (2,793 J)
244 gr (16 g) M93 RN 2,035 ft/s (620 m/s) 2,244 ft⋅lbf (3,042 J)
Test barrel length: 30
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