CODE – 02-041-003
NAME – MP7A1 Suppressed
COUNTRY OF ORIGIN – Germany
DATE OF MANUFACTURE – 2003
CALIBER – 4.3x30mm
OVERALL LENGTH WITH SUPPRESSOR MOUNTED – 56.4 cm (22.2 in) Stock collapsed, 77.4 cm (30.47 in) Stock extended
BARREL LENGTH – 18 cm (7.09 in)
SUPPRESSOR LENGTH – 22.3 cm (8.78 in)
SUPPRESSOR DIAMETER – 4 cm (1.57 in)
RIFLING (TYPE & TWIST) – 6 Grooves, 1 turn in 16 cm (1 turn in 6.3 in)
BULLET DIAMETER – 4.65 mm (0.18 in)
BULLET WEIGHT – 4.99 g (77 grains)
MUZZLE VELOCITY – 326 m/s (1069 fps)
MUZZLE ENERGY – 265 j (195 ft/lb)
WEIGHT (EMPTY) WITH SUPPRESSOR – 2.51 kg (5 lb 8.54 oz)
WEIGHT (LOADED) WITH SUPPRESSOR – 3.09 kg (6 lb 13 oz) with 40 rounds Subsonic
SUPPRESSOR WEIGHT – 0.607 kg (1 lb 5.4 oz)
SUPPRESSOR MOUNTING – Collet-type, secures over MP7 flash suppressor
SUPPRESSOR OPERATION – Expansion chamber with multiple baffle stack
SUPPRESSOR DECIBLE REDUCTION – 38 db down from 141 db with subsonic ammunition
SUPPRESSOR DECIBLE REDUCTION – 31 db down from 141 db with Supersonic ammunition (Combat steel ball)
SIGHTS – Folding iron sights, Rear sight – Adjustable peep, Front sight – Post
EFFECTIVE RANGE – 100 m (109 yards)
OPERATION – Gas operated, fires from closed bolt
TYPE OF FIRE – Selective, Semi and Full automatic
RATE OF FIRE – 50 rpm Semiautomatic, 120 rpm Full automatic
CYCLIC ROF – 950 rpm
FEED DEVICE – 20, 30 or 40 round box magazines, double column, double feed
FEED DEVICE WEIGHT (EMPTY) – 20-round – 0.10 kg (3.53 oz), 30-round 0.15 kg (5.29 oz) 40-round – 0.20 kg (7.05 oz)
FEED DEVICE WEIGHT (LOADED) – 20 round – 0.12 kg (4.23 oz), 30–round 0.43 kg (15.17 oz), 40-round – 0.58 kg (1 lb 4.46 oz)
BASIC LOAD – Four – 40 round magazines (160 rounds)
LOAD WT – 2.32 kg (5 lb 1.84 oz)
MANUFACTURER – Heckler & Koch GmbH Oberndorf am Necker, Germany
STATUS – In production
SERVICE – German military, German and US Special Operations Forces, Law Enforcement sales
Specifications are for the B&T Rotex-II 4.6x30mm SMG/PDW Suppressor +18.4 cm
