5 cm Kw K

By Christian Ankerstjerne

The 5 cm Kampfwagenkanone was designed for the Pz Kpfw III to replace the 3,7 cm Kampfwagenkanone. The ammunition had a smaller charge than that for the longer-barreled 5 cm Kampfwagenkanone 39 (L/60) and 5 cm Panzerabwehrkanone 38.

Technical Information

5 cm Kampfwagenkanone
Dimensions
Caliber 50 mm
Barrel length 2100 mm
Barrel length in calibers 42
Length of rifled part 1625 mm
Length of rifled part in calibers 32.5
Weights
Total weight of gun 400 kg
Weight of barrel 128 kg
Mount and usage
Traverse 360°
Maximum elevation 20°
Minimum depression 10°

Armor Penetration

Round Shot type Weight (shot) Muzzle velocity Range
100 m 500 m 1000 m 1500 m
5 cm Pzgr. AP-HE 2.06 kg 685 m/s 53 mm 43 mm 32 mm 24 mm
5 cm Pzgr. 39 APC-HE 2.06 kg 685 m/s 55 mm 47 mm 37 mm 28 mm
5 cm Pzgr. 40 APCR 0.925 kg 1050 m/s 94 mm 55 mm - -

Ammunition

5 cm Pzgr Patr Kw K 5 cm Pzgr Patr 39 Kw K 5 cm Pzgr Patr 40 Kw K 5 cm Sprgr Patr 38 Kw K
Type
Type AP-HE APC-HE APCR HE
Physical Characteristics
Weight, shot 2.06 kg 2.06 kg 0.925 kg 1.82 kg
Weight, crate with six rounds 28.6 kg 28.6 kg 21.76 kg 25.0 kg
Weight, airtight crate with six rounds 30.8 kg 30.8 kg 24.0 kg 27.2 kg
Length, round 419.9 mm 426.0 mm 345.0 mm 474.6 mm
Muzzle velocity 685 m/s 685 m/s 1050 m/s 450 m/s
Muzzle energy 483 kJ 483 kJ 510 kJ -
Explosive Contents
Weight, shot 17 g 17 g 0 g 170 g
Weight, propellant 530 g 530 g 567 g or 525 g1 190 g

Additional Reading

Web Links

Pz Kpfw III
Information about the Pz Kpfw III.

Books

Notes

  1. Depending on powder type. Back.

Sources

  1. Zusammenstellung der Explosivstoffgewichte für deutsche Munition (zu H. Dv. 450 Rdnr. 46). Berlin : Heereswaffenamt, 1944. 21 p. Merkblatt 28/1.
  2. Heereswaffenamt. Geschoßringbuch Band I. Berlin : Oberkommando des Heeres, 1939. 111 p. D 460/1+.
  3. Koch. Panzerkampfwagen III Ausf. E bis J : Gerätbeschreibung und Bedienungsanweisung zum Aufbau, Heft I. Berlin : Heereswaffenamt, 1942. 64 p. D 652/19.
  4. Koch. Handbuch Die Munition der deutschen Geschütze und Werfer. Berlin : Heereswaffenamt, Oberkommando des Heeres, 1940. 324 p. D 435/1.