3b thread class right-hand 28 thread quantity per inch 0.193 in.lg; 0.466 in.dia.; includes a spline on each side 0.340 in.lg; acft model HH65a housing, input, tail gearbox
3b thread class right-hand 32 thread quantity per inch hardness rating applies to the bracket only; the nut has a 160 ksi min tensile strength cadmium bracket surface treated
Used on wasp class lhd;missile, advanced medium range air-to-air (amraam)/aim120a. 3b thread class right-hand 28 thread quantity per inch cadmium boss surface treated
3b thread class right-hand 32 thread quantity per inch bracket only hardness rockwell c scale 40.0 min, 50.0 max; nut float 0.025 in. min measured radially; passivated sleeve or boss portion only, per fed spec qq-p-35 cadmium surface treated
