NAME – 24.5x70mm
NAME (COMMON) – Model 1862 Gatling Chamber Piece
TYPE – Steel cylinder
YEAR OF INTRODUCTION – 1862
COUNTRY OF ORIGIN – USA
CASE TYPE – Straight cylinder
CASE LENGTH – 70 mm (2.75 in)
CASE DIAMETER – 24.49 mm (0.964 in)
BULLET TYPE – Conical lead ball
BULLET DIAMETER – 14.68 mm (0.578 in)
BULLET WEIGHT – 36.68 g (566 gr) [.58 Gatling Short Rimfire] or 37.58 g (580 grains) [.58 Gatling Long Rimfire]
POWDER WEIGHT – 3.54 g (54.7 gr) [.58 Gatling Short Rimfire] or 4.43 g (68.3 grains) [.58 Gatling Long Rimfire]
CASE WEIGHT – 162.5 g (2,508 grains)
TOTAL ROUND WEIGHT – 207.55 g (3,203 grains) [.58 Gatling Short Rimfire] or 210.6 g (3,250 grains) [.58 Gatling Long Rimfire]
MUZZLE VELOCITY – 335 m/s (1,100 fps) [.58 Gatling Short Rimfire] or 311 m/s (1020 fps) [.58 Gatling Long Rimfire]
NOMINAL BARREL LENGTH – 82.6 cm (32.5 in)
MUZZLE ENERGY – 2062 j (1521 ft/lb) [.58 Gatling Short Rimfire] or 1817 j (1340 ft/lb) [.58 Gatling Long Rimfire]