3a thread class right-hand 0.413" thread length flat countersunk undercut head style 24 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand knurled no. 5 head style 32 thread quantity per inch furnished with rubber o-ring passivate springanodize stand-off surface treated unf thread series
1a thread class right-hand 0.403" thread length flat countersunk head style 0.802" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.403" thread length flat countersunk head style 1.490" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.617" thread length hexagon head style 10 thread quantity per inch phosphate zinc or phosphate manganese surface treated concentric hole threaded unc thread series
3a thread class right-hand 0.312" thread length hexagon head style 0.740" grip length 32 thread quantity per inch passivate surface treated unf thread series