"Insert-helical coil, two; Nut, strip-captive, two; Cover, aluminum alloy 6061-T6, 0.012 in x 8.880 x 4.400 per QQ-A-250/11, T6 temper; Support, one; 4.470 in long; 0.290 in minimum, 0.300 in maximum width; 0.240 in minimum, 0.230 in maximum height; Pin, spring, 0.062 in minimum, 0.650 in maximum diameter, two places."
Product Specifications:
FSC With Name
1260 - Fire Control Designating and Indicating Equipment