7,5 cm Stu K 40 (L/48)

By Christian Ankerstjerne

Production Costs

7,5 cm Stu K 40 (L/48)
Price 13 500 Reichmark
Man-hours 1800
Production time 6 months
Iron 2995 kg
Chromium 17.800 kg
Tungsten 0.230 kg
Tin 0.010 kg
Copper 1.800 kg
Aluminum 0.420 kg
Lead 0.008 kg
Zinc 2.600 kg
Nickel 16.500 kg
Silver 1.4 g

Technical Information

7,5 cm Stu K 40 (L/48)
Gun
Caliber 75 mm
Barrel length 3.855 m
Barrel length in calibers 48
Range (max) 7700 m
Rate of fire 12-15 rounds per minute
Barrel life 4000 rounds
Mount
Maximum elevation 17°
Minimum depression -5°

Armor Penetration

Round Shot type Weight (shot) Muzzle velocity Range
100 m 500 m 1000 m 1500 m 2000 m
Pzgr 39 APCBC-HE 6.80 kg 750 m/s 106 mm 96 mm 85 mm 74 mm 64 mm
Pzgr 40 APCR 4.10 kg 930 m/s 143 mm 120 mm 97 mm 77 mm -
Gr 38 Hl/C HEAT 5.00 kg 450 m/s 90 mm 90 mm 90 mm 90 mm 90 mm

Accuracy

Round Range
100 m 500 m 1000 m 1500 m 2000 m 2500 m 3000 m
Pzgr 39 Training 100% 100% 99% 77% 48% 30% 17%
Action 100% 99% 71% 33% 15% 8% 4%
Pzgr 40 Training 100% 100% 95% 66% 21% - -
Action 100% 98% 58% 24% 6% - -
Gr 38 Hl/C Training 100% 100% 85% 42% 20% - -
Action 100% 100% 45% 15% 6% - -

Sources

  1. JENTZ, Thomas L., DOYLE, Hilary Louis & BRYAN, Tony. New Vanguard 39 - Panzerkampfwagen IV Ausf. G, H and J, 1942-45. Oxford : Osprey Publishing, 2001. 48 p. ISBN 1-84176-183-4.
  2. JENTZ, Thomas L., DOYLE, Hilary Louis, FULLER, Mike & SARSON, Peter. New Vanguard 37 - Sturmgeschütz III & IV, 1942-45. Oxford : Osprey Publishing, 2001. 48 p. ISBN 1-84176-182-6.
  3. PAWLAS, Karl R. Waffen-Revue W 127 - Datenblätter für Heeres-Waffen, -Fahrzeuge und Gerät. Nurnberg : Publizistisches Archiv für Militär- und Waffenwessen, 1976. 248 p. ISBN 3-88088-213-4.