CODE 04-041-972
NAME u2013 HK 13
COUNTRY OF ORIGIN u2013 Germany
DATE OF MANUFACTURE u2013 1972
CALIBER u2013 5.56x45mm (.223 Remington)
OVERALL LENGTH u2013 98 cm (38.58 in)
BARREL LENGTH u2013 45 cm (17.72 in)
RIFLING (TYPE & TWIST) u2013 4 Grooves, Right-hand twist, 1 turn in 30.5 cm (12 in)
LOAD u2013 M193 Ball, Spitzer-pointed full metal jacket
BULLET DIAMETER u2013 5.70 mm (0.224 in)
BULLET WEIGHT u2013 3.56 g (55 grains)
MUZZLE VELOCITY u2013 970 m/s (3,182 fps)
MUZZLE ENERGY u2013 1,677 j (1,237 ft/lb)
WEIGHT (EMPTY) u2013 5.4 kg (11 lb 15 oz)
WEIGHT (LOADED) u2013 6.03 kg (13 lb 5 oz) with 40 round magazine loaded with 40 rounds M193 Ball
WEIGHT (MOUNTED) u2013 6.63 kg (14 lb 10 oz) with bipod, with 40 round magazine, loaded with 40 rounds M193 Ball
TYPE OF MOUNT u2013 Removable folding bipod
WEIGHT OF MOUNT u2013 0.60 kg (1 lb 5 oz)
WEIGHT OF SPARE BARREL u2013 1.70 kg (3 lb 12 oz)
SIGHTS u2013 Open, iron, adjustable, Front sight u2013 Hooded blade, Rear sight u2013 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 u2013 Hensoldt Wetzlar FERO-Z 4×24
OPTICAL SIGHT WEIGHT u2013 0.65 kg (1 lb 7 oz) Telescopic sight with mount
OPTICAL MOUNT WEIGHT u2013 0.43 kg (15 oz) Removable STANAG 2324 Claw mount
OPTICAL SIGHT MAGNIFICATION u2013 4 Power
OPTICAL SIGHT FIELD OF VIEW u2013 6 degrees – 105 m @ 1000 m (31.42 ft @100 yds)
OPTICAL SIGHT ADJUSTMENTS u2013 elevation 100 to 600 meters in 100 meter clicks (109 to 656 yards in 109 yard clicks)
EFFECTIVE RANGE u2013 800 m (875 yards)
OPERATION u2013 Delayed blowback, roller-locked bolt, fires on closed bolt
TYPE OF FIRE u2013 Selective, semiautomatic, and full automatic
RATE OF FIRE u2013 60 rpm semi, 100 rpm full automatic with barrel change
CYCLIC ROF u2013 750 rpm
FEED DEVICE u2013 25, or 40 round removable box magazine, double column, double feed, plastic 100 round double drum.
FEED DEVICE WEIGHT (EMPTY) u2013 25 round magazine u2013 0.11 kg (4 oz), 40 round magazine u2013 0.16 kg (6 oz), 100 round double drum u2013 1.35 kg (3 lb)
FEED DEVICE WEIGHT (LOADED) u2013 25 round magazine u2013 0.40 kg (14 oz) loaded with 20 rounds M193 Ball
40 round magazine u2013 0.63 kg (1 lb 6 oz) loaded with 40 rounds M193 Ball
100 round drum u2013 2.53 kg (5 lb 9 oz) loaded with 100 rounds M193 Ball
BASIC AMMUNITION LOAD u2013 One 100-round drum, four 40-round magazines (260 rounds)
LOAD WEIGHT u2013 5.05 kg (11 lb 2 oz)
MANUFACTURER u2013 Heckler & Koch GmbH, Oberndorf/Neckar, Germany
STATUS u2013 Production completed
SERVICE u2013 International military sales
