CODE – 02-041-974

NAME – MP5SD1

NAME (NATIVE) – Maschinenpistole 5 Schalldämpfer 1 (Machine pistol 5 Sound Dampener (Silencer) 1)

COUNTRY OF ORIGIN – Germany

DATE OF MANUFACTURE – 1974

CALIBER – 9x19mm

OVERALL LENGTH WITH SUPPRESSOR MOUNTED – 55 cm (21.73 in)

BARREL LENGTH – 14.6 cm (5.73 in)

SUPPRESSOR LENGTH – 30.2 cm (11.89 in)

SUPPRESSOR DIAMETER – 4 cm (1.57 in)

RIFLING (TYPE & TWIST) – 4 Grooves, Right-hand twist, 1 turn in 25 cm (1 turn in 9.86 in)

BULLET DIAMETER – 9.02mm (0.355 in)

BULLET WEIGHT – 8.04 g (124 grain)

MUZZLE VELOCITY – 285 m/s (935 fps)

MUZZLE ENERGY – 326 j (241 ft/lb)

WEIGHT (EMPTY) – 2.40 kg [1974]

WEIGHT (EMPTY) – 2.79 kg [1977]

WEIGHT (LOADED) – 2.89 kg (6 lb 5.9 oz) with 30 rounds, straight magazine [1974]

WEIGHT (LOADED) – 3.32 kg (7 lb 5.1 oz) with 30 rounds, curved magazine [1977]

SUPPRESSOR WEIGHT – 0.5 kg (1 lb 1.6 oz)

SUPPRESSOR MOUNTING – Integral with barrel/receiver, threaded to base of barrel

SUPPRESSOR OPERATION – Two-stage, expansion chamber, Angled 4-baffle assembly

SUPPRESSOR DECIBLE REDUCTION – 30 db down from 157 db

SIGHTS – Open iron, adjustable, Front – Ring-protected fixed blade, Rear – Rotating vertical drum with 4 peep apertures of varying size, Adjustable for windage and elevation, Factory zeroed to 25 m (27 yards)

EFFECTIVE RANGE – 135 m (150 yards)

OPERATION – Roller-delayed blowback, fires from closed bolt, hammer fired

TYPE OF FIRE – Selective, Semiautomatic and Full automatic

RATE OF FIRE – 40 rpm Semi, 100 rpm Full

CYCLIC ROF – 650 rpm

FEED DEVICE – 30-round straight box magazine, Double column, Double feed [1968]

FEED DEVICE – 15 or 30-round curved box magazine, Double column, Double feed (1977]

FEED DEVICE WEIGHT (EMPTY) – 0.137 kg (4.6 oz)

FEED DEVICE WEIGHT (EMPTY) – 15-round curved – 0.12 kg (4.23 oz), 30-round curved – 0.17 kg (6 oz) [1977]

FEED DEVICE WEIGHT (LOADED) – 0.49 kg (1 lb 1.3 oz)

FEED DEVICE WEIGHT (LOADED) – 15-round curved – 0.30 kg (10.6 oz), 30-round curved – 0.53 kg (1 lb 2.7 oz) [1977]

BASIC AMMUNITION LOAD – Six-30 round magazines (180 rounds)

LOAD WEIGHT – 2.94 kg (6 lb 7.7 oz)

LOAD WEIGHT – 3.18 kg (7 lb 0.2 oz) [1977]

MANUFACTURER – Heckler & Koch GmbH Oberndorf am Necker, Germany

STATUS – In production

SERVICE – Military Special Operations Forces, Law Enforcements, Commercial sales worldwide

30 2.5mm gas bleed holes, receiver cap