06-132-937

NAME – Manville Shotgun

COMMON NAMES – Manville Gas Gun with 12 gauge adapters

TYPE – Repeating (Revolver) shotgun

COUNTRY OF ORIGIN – USA

DATE OF MANUFACTURE – 1937 (3rd Generation design)

CALIBER – 18.5×70 mmR (12 gauge 2 ¾ in) with 25 mm adapter

OVERALL LENGTH – 50.8 cm (20 in)

BARREL LENGTH – 24.1 cm (9.5 in)

EFFECTIVE BARREL LENGTH – 4.1 cm (1.63 in) 25 mm adapter only

RIFLING (TYPE & TWIST) – Smoothbore

CHOKE – Cylinder bore

LOAD – 00 Buckshot

BULLET (PELLET) WEIGHT – 3.5 g (54 grains)

NUMBER OF PELLETS – 9

MUZZLE VELOCITY – 93 m/s (306 fps)

MUZZLE ENERGY – 137 j (101 ft/lb)

MUZZLE ENERGY PER PELLET – 15 J (11 ft/lb)

WEIGHT (EMPTY) – 7.08 kg (15 lb 9.7 oz)

WEIGHT (LOADED) – 11.42 kg (25 lb 3.8 oz)

SIGHTS – Front bead only

EFFECTIVE RANGE – 23 m (25 yards)

OPERATION – Manual, spring-loaded revolver

TYPE OF FIRE – Semiautomatic

RATE OF FIRE – 18 rounds in 12-15 seconds

FEED DEVICE – 18 round cylinder

FEED DEVICE WEIGHT (EMPTY) – Steel 12 gauge adapter – 0.19 kg (8.5 oz)

FEED DEVICE WEIGHT (LOADED) – Single 25 mm adapter with 12 gauge round – 0.24 kg (8.5 oz),

18 adapters with rounds – 4.34 kg (9 lb 9 oz)

BASIC AMMUNITION LOAD – 18 rounds

LOAD WEIGHT – 4.25 kg (9 lb 5.9 oz)

MANUFACTURER – Manville Manufacturing Corp., Pontiac, Michigan

STATUS – Obsolete

SERVICE – Police agencies