CODE 04-041-972

NAME – HK 13

COUNTRY OF ORIGIN – Germany

DATE OF MANUFACTURE – 1972

CALIBER – 5.56x45mm (.223 Remington)

OVERALL LENGTH – 98 cm (38.58 in)

BARREL LENGTH – 45 cm (17.72 in)

RIFLING (TYPE & TWIST) – 4 Grooves, Right-hand twist, 1 turn in 30.5 cm (12 in)

LOAD – M193 Ball, Spitzer-pointed full metal jacket

BULLET DIAMETER – 5.70 mm (0.224 in)

BULLET WEIGHT – 3.56 g (55 grains)

MUZZLE VELOCITY – 970 m/s (3,182 fps)

MUZZLE ENERGY – 1,677 j (1,237 ft/lb)

WEIGHT (EMPTY) – 5.4 kg (11 lb 15 oz)

WEIGHT (LOADED) – 6.03 kg (13 lb 5 oz) with 40 round magazine loaded with 40 rounds M193 Ball

WEIGHT (MOUNTED) – 6.63 kg (14 lb 10 oz) with bipod, with 40 round magazine, loaded with 40 rounds M193 Ball

TYPE OF MOUNT – Removable folding bipod

WEIGHT OF MOUNT – 0.60 kg (1 lb 5 oz)

WEIGHT OF SPARE BARREL – 1.70 kg (3 lb 12 oz)

SIGHTS – Open, iron, adjustable, Front sight – Hooded blade, Rear sight – Vertical rotary drum with 3 apertures for 200, 300, and 400 meters, (219, 328, and 438 yards) V-notch battle sight 100 m (109 yards)

OPTICAL SIGHT – Hensoldt Wetzlar FERO-Z 4×24

OPTICAL SIGHT WEIGHT – 0.65 kg (1 lb 7 oz) Telescopic sight with mount

OPTICAL MOUNT WEIGHT – 0.43 kg (15 oz) Removable STANAG 2324 Claw mount

OPTICAL SIGHT MAGNIFICATION – 4 Power

OPTICAL SIGHT FIELD OF VIEW – 6 degrees – 105 m @ 1000 m (31.42 ft @100 yds)

OPTICAL SIGHT ADJUSTMENTS – elevation 100 to 600 meters in 100 meter clicks (109 to 656 yards in 109 yard clicks)

EFFECTIVE RANGE – 800 m (875 yards)

OPERATION – Delayed blowback, roller-locked bolt, fires on closed bolt

TYPE OF FIRE – Selective, semiautomatic, and full automatic

RATE OF FIRE – 60 rpm semi, 100 rpm full automatic with barrel change

CYCLIC ROF – 750 rpm

FEED DEVICE – 25, or 40 round removable box magazine, double column, double feed, plastic 100 round double drum.

FEED DEVICE WEIGHT (EMPTY) – 25 round magazine – 0.11 kg (4 oz), 40 round magazine – 0.16 kg (6 oz), 100 round double drum – 1.35 kg (3 lb)

FEED DEVICE WEIGHT (LOADED) – 25 round magazine – 0.40 kg (14 oz) loaded with 20 rounds M193 Ball

40 round magazine – 0.63 kg (1 lb 6 oz) loaded with 40 rounds M193 Ball

100 round drum – 2.53 kg (5 lb 9 oz) loaded with 100 rounds M193 Ball

BASIC AMMUNITION LOAD – One 100-round drum, four 40-round magazines (260 rounds)

LOAD WEIGHT – 5.05 kg (11 lb 2 oz)

MANUFACTURER – Heckler & Koch GmbH, Oberndorf/Neckar, Germany

STATUS – Production completed

SERVICE – International military sales