7.62×20 mm (.30 Pedersen)

NAME – 7.62×20 mm (.30 Pedersen)

NAME (COMMON) – Pedersen

TYPE – Rimless centerfire

YEAR OF INTRODUCTION – 1917

COUNTRY OF ORIGIN – USA

CASE TYPE – Rimless straight

CARTRIDGE LENGTH – 2.74 cm (1.08 in)

CASING LENGTH – 19.74 mm (0.777 in)

CASE HEAD DIAMETER – 8.53 mm (0.336)

CASE RIM DIAMETER – 8.46 mm (0.333 in)

BULLET TYPE – Full metal jacket

BULLET DIAMETER – 7.85 mm (0.309 in)

BULLET WEIGHT – 5.18 g (80 grains)

POWDER WEIGHT – 0.23 g (3.5 grains)

TOTAL ROUND WEIGHT – 8.35 g (128.9 grains)

MUZZLE VELOCITY – 396 m/s (1300)

NOMINAL BARREL LENGTH – 61 cm (24 in)

MUZZLE ENERGY – 407 j (300 ft/lb)