Aden 25mm Revolver Cannon

Figure 18-2. 30-mra British Aden Gun. Cylinder housing Figure 18-2. 30-mra British Aden Gun. Cylinder housing Buffers. The buffers are situated between the front of the cradle and the front face of the breech cylinder housing. Assembled on the buffer spindle is the buffer housing. Between the spindle washer and the buffer housing plug are 29 Belleville washers, each 0.090 inch thick, in pairs. A single Belleville washer at one end is placed with its concave surface facing outward. Barrel. The...

Caliber Machine Guns

Model T17e3 Machine Gun

The first attempt to meet the characteristics for the caliber .60 aircraft machine gun was to modify a 20-mm Hispano-Suiza automatic cannon. 1'he receiver was identical and parts of the gun were interchangeable with the 20-mm, Ml. The chicf difference was in the barrel, which was chambered for the 20-mm ease, bored and rifled for the 15-mm bullet and fixed in relation to the mount. The whole gun was rigidly mounted and the muzzle brake and recoil mechanism used on the...