Summary of the armament of the M36 “Jackson” tank destroyer from the M36B1 technical manual TM 9-748: 90-mm Gun Motor Carriage M36B1, War Department Technical Manual, U.S. War Department, Washington D.C., January, 1945.

ARMAMENT CHARACTERISTICS

a. The armament on the 90-mm Gun Motor Carriage M36B1 is employed chiefly against enemy tanks and other ground objectives. The 90-mm Gun M3 is mounted in the turret. The turret can be traversed 360 degrees manually or by a hydraulic traversing mechanism. The 90-mm gun can be elevated 30 degrees and depressed 10 degrees.

b. The cal. .30 machine gun in the front of the gun motor carriage on the right side is elevated and depressed manually, and fired by a conventional trigger. Refer to FM 23-50 for complete information on its operation.

c. The cal. .50 machine gun is employed chiefly against enemy aircraft and is elevated and traversed manually, and fired by a conventional trigger. The machine gun can be traversed independently of the turret. Refer to FM 23-65 for the complete information on its operation.