Technical Specifications

Type	Assault rifle
Country of origin	West Germany
Manufacturer	Heckler & Koch, · MKEK (licensed)
Produced	1968—2000 (H&K) · 1999—present (MKEK)
In service	1968–present
Used by	See Users
Variants	See Variants
Weight	HK33A2: 3.65 kg · HK33A3: 4.0 kg · HK33KA3: 3.9 kg · HK53: 3.05 kg
Length	HK33A2: 920 mm · HK33A3: 940 mm stock extended / 735 mm stock collapsed · HK33KA3: 865 mm stock extended / 675 mm stock collapsed · HK53: 755 mm stock extended / 563 mm stock collapsed
Barrel length	HK33A2: 390 mm · HK33KA3: 332 mm · HK53: 211 mm
Caliber	5.56mm
Cartridge	.223 Remington · 5.56×45mm NATO
Action	Roller-delayed blowback
Feed	25-, 30-, or 40-round detachable box magazine
Muzzle velocity	HK33A2: 950 m/s · HK33KA3: 880 m/s · HK53: 750 m/s
Rate of fire	HK33A2: 750 rounds/min · HK53: 700 rounds/min
Range	200 - sight adjustments · 600 m with Fero Z24-G telescopic sight

Data from Heckler & Koch HK33 (Wikipedia, 2026-09-22). Text licensed under CC BY-SA. Image: CC BY 2.0 — yet_another_finn / Mika Järvinen.

Compatible Calibers (1)

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