CODE – 04-132-861
NAME – Billinghurst-Requa Battery Gun
COMMON NAMES –Requa Battery, Mosquito Battery, Covered Bridge Gun
COUNTRY OF ORIGIN – USA
DATE OF MANUFACTURE – 1861
CALIBER – 13.2x52mmR
OVERALL LENGTH – 261.6 cm (103 in) on field carriage
BARREL LENGTH – 61 cm (24 in)
RIFLING (TYPE & TWIST) – 6-Groove, right-hand, concentric, 1 turn in 183 cm (1 turn in 72 in)
LOAD – Lead conical ball
BULLET DIAMETER – 13.51 mm (0.532 in)
BULLET WEIGHT – 26.83 g (414 gr)
MUZZLE VELOCITY – 267 m/s (875 fps)
MUZZLE ENERGY – 954 j (704 ft/lb)
WEIGHT (EMPTY) – 257.6 kg (568 lb)
WEIGHT (LOADED) – 259.3 (571 lb 11 oz)
TYPE OF MOUNT – Non-removable 2-Wheeled carriage
SIGHTS – Open, iron, adjustable, Front sight – Post, Rear sight – Aperture peep, adjustable for elevation
EFFECTIVE RANGE – 1,189 m (1,300 yards)
OPERATION – Manual
TYPE OF FIRE – Volley fire
RATE OF FIRE – Seven volleys, 175 rpm with 3-man crew
FEED DEVICE – 25 round perforated strip
FEED DEVICE WEIGHT (EMPTY) – 0.40 kg (14.1 oz) Empty feed strip
FEED DEVICE WEIGHT (LOADED) – 1.66 kg (3 lb 10.6 oz) Feed strip with 25 rounds
BASIC AMMUNITION LOAD – Ninety-six 25-round clips (2,400 rounds)
LOAD WEIGHT – 159 kg (350 lb 8 oz) in 210.5 kg (464 lb) Cassion – Total weight loaded 369.5 kg (814 lb)
MANUFACTURER – Billinghurst & Requa, Rochester, New York, also Parmenter & Bramwell, Troy, New York
STATUS – Antique
SERVICE – Limited service with Union forces, some commercial sales
Barrels were made by Remington of Illion, NY
