CODE – 01-125-972

NAME – Stechkin APB

NAME (NATIVE) – 6P13, Avtomaticheskij Pistolet Besshumnyj [Automatic Silenced Pistol}

TYPE – Suppressed machine pistol

COUNTRY OF ORIGIN – USSR

DATE OF MANUFACTURE – 1972

CALIBER – 9x18mm

OVERALL LENGTH – 24.6 cm (9.69 in)

LENGTH WITH SUPPRESSOR – 45.5 cm (17.91 in)

LENGTH WITH STOCK – 64 cm (25.2 in)

LENGTH WITH STOCK AND SUPPRESSOR – 78 cm (30.71 in)

STOCK LENGTH – 39.4 cm (15.51 in)

SUPPRESSOR LENGTH – 23 cm (9.06 in)

SUPPRESSOR DIAMETER – 3.6 cm (1.42 in)

BARREL LENGTH – 17.4 cm (6.85 in)

RIFLING (TYPE & TWIST) – 4-Groove, Right hand twist, 1 turn in 26 cm (1 turn in 10.24 in)

BULLET DIAMETER – 9.25 mm (0.364 in)

BULLET WEIGHT – 6.07 g (93.7 grains)

MUZZLE VELOCITY – 290 m/s (951 fps)

MUZZLE ENERGY – 255 j (188 ft/lb)

WEIGHT (EMPTY) – 1.10 kg (2 lb 6.8 oz)

WEIGHT (LOADED) – 1.35 kg (2 lb 15.6 oz) with 20 rounds

WEIGHT (LOADED WITH SUPPRESSOR) – 1.75 kg (3 lb 13.7 oz) with 20 rounds and suppressor

SUPPRESSOR WEIGHT – 0.40 kg (14.1 oz)

WEIGHT (LOADED WITH STOCK AND SUPPRESSOR) – 1.95 kg (4 lb 4.8 oz) with 20 rounds, wire stock, suppressor

STOCK WEIGHT – 0.20 kg (7.1 oz)

SIGHTS – Fixed, open iron, Front sight – blade, Rear sight – U-notch

EFFECTIVE RANGE – 50 m (55 yards), 150 m (164 yards) with stock

OPERATION – Blowback, double-action

TYPE OF FIRE – Selective, Semi and Full automatic

RATE OF FIRE – 40 rpm – Semiautomatic, 90 rpm – Full automatic

CYCLIC ROF – 750 rpm

FEED DEVICE – 20 round box magazine, double column, double feed

FEED DEVICE WEIGHT (EMPTY) – 0.050 kg (1.76 oz)

FEED DEVICE WEIGHT (LOADED) – 0.25 kg (8.8 oz)

BASIC AMMUNITION LOAD – Five – 20 round magazines (100 rounds)

LOAD WEIGHT – 1.25 kg (2 lb 12.1 oz)

MANUFACTURER – TsNII TochMash, Vyatskie Polyansky Machine-Building Plant

STATUS – Obsolescent

SERVICE – Soviet Special Operations Forces

Barrel is encased in a steel tube with 1.5mm clearance from the barrel itself, 4 holes have been drilled into the barrel 15mm in front of the chamber and an additional 8 holes drilled into the barrel 15 mm back from the muzzle