Used on A-10. 3a thread class right-hand countersunk w/reverse chamfer head style 20.000 thread quantity per inch 62100 single pounds per square inch shear strength hi-lok pin hi-lok pin, protruding tension head, stainless steel, 1/16 inch grip variation cadmium surface treated unjf thread series
3a thread class right-hand 0.389" thread length hexagon head style 1.364" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
Used on f/a-18 e/f. flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.220" grip length fastener-blind internally threaded external sleeve titanium flush head self-locking passivate sleeve surface treated
3a thread class right-hand 0.345" thread length hexagon head style 1.612" grip length 32 thread quantity per inch cadmium surface treated unjf thread series