3a thread class right-hand 0.345" thread length hexagon head style 3.615" grip length 32 thread quantity per inch bolt tension hex head close tolerance A286 cres long thread reduced major thread diameter self-locking cadmium surface treated unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style rivet blind non structural 100 degrees flush head cadmium surface treated
Used on mk17 mod 3 afterbody/tailcone mk48 mod 6. 2a thread class right-hand 0.500" thread length flat chamfer head style 32 thread quantity per inch type 2 cross recessed binding head machine screw unc thread series
3a thread class right-hand 0.251" thread length modified pan head style 0.490" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.251" thread length modified pan head style 0.428" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.251" thread length modified pan head style 0.365" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.251" thread length modified pan head style 0.302" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.251" thread length modified pan head style 0.678" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.251" thread length modified pan head style 0.615" grip length 32 thread quantity per inch passivate surface treated unjc thread series
Used on c-130 aircraft. 3a thread class right-hand 1.965" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 0.276" thread length pan head style 0.938" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
Used on arr list. flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 49 single newtons per square millimeter shear strength cadmium surface treated