5-cm Pak 381,2,
5-cm Panzerabwehrkanone 382
In 1937 design specifications were sought for a replacement to the 3.7-cm Pak 35/36.1 By 1938 Rheinmetall-Börsig had designed and by 1939 had started production on the 50 mm.1 The army didn't see any until the summer of 1940.1,2
By the time of the invasion of Russia, the AP40 round had been supplied to the troops.1 This was made of a tungsten core.1 The combination of the 50 mm and AP40 round could penetrate the T-34/76.1,2
Design
It had steel wheels, a curved shield, and a tubular split rail carriage.1 There was a small wheel under the trail legs for easier handling by the crew.1
The gun also had a muzzle brake installed.1
Bordkanone 52
Used in aircraft with an auto feed mechanism.2
5-cm FlaK 2142
This was a anti-aircraft gun based on the Bordkanone 5.2
| 5-cm Pak 38 | |
|---|---|
| Caliber | 1.97"1,2 50 mm1,2 |
| Length of gun | 10' 4.9"2, 10' 5.5"1 3.173 m2, 3.187 m1 |
| Length of bore | |
| Rifling | |
| Length of rifling | 7' 9.7"1 2.381 m1 |
| Weight traveling | 2,174 lb2, 2,341 lb1 986 kg2, 1,062 kg1 |
| Weight in action | 2,205 lb1 1,000 kg1 |
| Elevation | -8° to +27°1,2 |
| Traverse | 65°1,2 |
| Muzzle Velocity | AP: 2,903'/sec1 AP: 835 m/sec1 AP40: 3,870'/sec1 AP40: 1,180 m/sec1 HE: 1,805'/sec1 HE: 550 m/sec1 3,930'/sec2 1,198 m/sec2 |
| Range of shell | HE: 2,900 yards1 HE: 2,650 m1 490 yards2 450 m2 |
| Shell weight | AP: 4.54 lb1 AP: 2.06 kg1 AP40: 2.04 lb1 AP40: 4.1 kg1 HE: 4 lb1 HE: 1.82 kg1 4 lb 15.25 oz2 2.25 kg2 |
| Armor penetration | AP40: 3.98" @ 820 yards1 AP40: 101 mm @ 740 m1 |
| Breech mechanism |
Sources:
- The Encyclopedia of Weapons of World War II, 1998, Chris Bishop
- Artillery of World War II, Chris Chant, 2001
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