3a thread class right-hand flush countersunk head style 0.7400" grip length 24 thread quantity per inch 180000 single pounds per square inch shear strength cadmium surface treated unjf thread series
2a thread class right-hand 0.813" thread length hexagon head style 11 thread quantity per inch 20 degree tapered shank under head passivate surface treated unc thread series
Used on aircraft, stratolifter c-135. 3a thread class right-hand 0.320" thread length pan head style 0.178" grip length 32 thread quantity per inch chromate surface treated unjc thread series
3a thread class right-hand 0.444" thread length flat countersunk head style 0.2865" grip length 28 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.381" thread length flat countersunk head style 1.302" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 1.970" thread length flat chamfer head style 0.047" hole diameter 24 thread quantity per inch cadmium surface treated unrc thread series
3a thread class right-hand 0.881" thread length flat countersunk head style 0.990" grip length 18 thread quantity per inch chromate surface treated unjf thread series
