two axial keyways 0.107 in. min by 0.111 in. max wide by 0.065 in. min 0.075 in. max deep by 0.380 in. nom long; one end countersunk 79.5 deg min 80.5 deg max to 0.480 in. min 0.490 max dia; other end chamfered 0.050 in. by 45.0 ddeg; external 0.562-18unf-2a thread full length; fluorocarbon dispersion lubricant per mil spec mil-l-60326; heat treated to H1025, 155000 psi tensile per sae spec ams 5643 passivate surface treated
3a thread class right-hand 1.755" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 0.505" grip length 28 thread quantity per inch 125000 single pounds per square inch shear strength white paint on head unjf thread series
3a thread class right-hand flush countersunk head style 0.313" grip length 28 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.251" grip length anodize sleeve or chromate sleeve surface treated
3a thread class right-hand 0.251" thread length flat countersunk head style 0.928" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.777" thread length double hexagon extended washer head style 1.557" grip length 24 thread quantity per inch unjf thread series
3a thread class right-hand 1.047" thread length flat chamfer head style 0.033" hole diameter 32 thread quantity per inch cadmium surface treated unjc thread series
3a thread class right-hand 0.650" thread length flat chamfer head style 0.061" hole diameter 20 thread quantity per inch cadmium surface treated unc thread series
3a thread class right-hand 0.553" thread length dished hexagon head style 0.990" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 2.185" thread length hexagon head style 0.070" hole diameter 24 thread quantity per inch cadmium surface treated unjf thread series
