3a thread class right-hand countersunk w/reverse chamfer head style 0.750" grip length 24 thread quantity per inch 6-32unjc-3b thread size along the longitudinal axis from the head end; 0.120 in. slot length, 0.060 in. slot width located on shank near head unjf thread series
3a thread class right-hand 0.252" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.845" thread length hexagon head style 0.125" grip length 24 thread quantity per inch nickel surface treated unjf thread series
3a thread class right-hand 0.625" thread length flat chamfer head style 40 thread quantity per inch head may be smooth or knurled passivate surface treated unc thread series
3a thread class right-hand 0.413" thread length dished hexagon head style 1.740" grip length 24 thread quantity per inch cadmium surface treated unjf thread series