MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Magnesium alloy qq-m-56 comp az63-hta or comp az92-hta, surface treatment dichromate mil-m-3171 type 3, dim., 6.250 in. N/m flange od, 0.125 in. Nom flange w, 0.6875 in. Nom o/a w, 6-16 n class 3 external od threads by 0.406 in. Lg, one central external extension 0.880 in. Diameter by 0.500 in. Lg w/0.625 in. Distance across wrenching flats, fiveinternal webs 0.180 in. Thk, item used on main rotor hub
