Heavy aircraft gun Data (have not converted EE hit at this time) B25H T13E1 / M5 75mm (Same ammunition and ballistics as M3) Barrel length: 40 calibres (3 m) Muzzle velocity: 619 m/s Shell weight (M72 AP): 6.32 kg (14pd) Armour penetration (M72 AP shell, @457m, AOA/30dg): 76mm penetration. MK 108 Rheinmetall-Borsig 30mm Caliber 30mm (1.18") Length 1057 mm (3'5.6") Gun Weight 58 kg (127.9lbs) RPM 660* Muzzle velocity 500-540 m/s Shell Weight 330g (0.73lbs) P39 T9 / 37mm Type: single-barrel semi-automatic cannon Caliber: 37 mm (1.46 in) Operation: gas Length: N/A Weight (complete): 96 kg Rate of fire: 150 rpm Muzzle velocity: 610 m/s Projectile weight: 608 g /////////////////////// Power of Hit; T13E1 75mm T9 37mm Mk108 30mm RPM; Mk108 30mm T9 37mm T13E1 75mm Muzzle velocity; T13E1 75mm T9 37mm Mk108 30mm
The name before standardization was "37mm T9" Built by American Armament Corporation Other designation(s): 37mm T9 (Oldsmobile) T9/M4 (the same thing). http://stinet.dtic.mil/oai/oai?&verb=getRecord&metadataPrefix=html&identifier=AD0702231 http://en.wikipedia.org/wiki/T9_cannon http://www.lemaire.happyhost.org/armes/artillerie/5387.html
