MIL-T-45379D, MILITARY SPECIFICATION: TANK, COMBAT, FULL-TRACKED, 105MM GUN, M60A3-TTS (28 APR 1986) [SUPERSEDING M60PD-T-62289B & MIL-T-45379C] [NO S/S DOCUMENT]., This specification establishes the construction, performance and inspection requirements for M60A3 full-tracked combat tank equipped with a Tank Thermal Sight (TTS).