NAME – 19.7x89mmR (10 gauge 3 ½ inch Magnum) 00 Buckshot

TYPE – Shotshell

YEAR OF INTRODUCTION – 1932

COUNTRY OF ORIGIN – USA

CASE TYPE – Rimmed straight Plastic

CARTRIDGE LENGTH – 84.6 mm (3.325 in)

CASING LENGTH – 85.7 mm (3.375 in)

CASE HEAD DIAMETER – 21.77 mm (0.857 in)

CASE RIM DIAMETER – 23.37 mm (0.920 in)

LOAD – Magnum 00 Lead Buckshot

LOAD WEIGHT – 68.4 g (1044 grains)

PELLET DIAMETER – 8.6 mm (0.34 in)

NUMBER OF PELLETS – 18

WEIGHT OF PELLET – 3.8 g (58 grains)

CASING WEIGHT – 11.6 g (179 grains)

TOTAL ROUND WEIGHT – 97 g (3.42 oz)

MUZZLE VELOCITY – 335 m/s (1100 fps)

NOMINAL BARREL LENGTH – 76.2 cm (30 in)

MUZZLE ENERGY – 3804 j (2805 ft/lb)

MUZZLE ENERGY PER PELLET – 211 j (156 ft/lb)