2a thread class right-hand 1.316" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.244" thread length watertight head style 20 thread quantity per inch furnished with one buna n compound o-ring underside of head unc thread series
3a thread class right-hand 0.484" thread length flat countersunk head style 1.802" grip length 20 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.484" thread length flat countersunk head style 1.490" grip length 20 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.331" thread length flat countersunk head style 0.438" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.397" thread length flat countersunk head style 0.750" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.397" thread length flat countersunk head style 0.625" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.397" thread length flat countersunk head style 0.500" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.397" thread length flat countersunk head style 0.438" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.331" thread length flat countersunk head style 0.500" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.331" thread length flat countersunk head style 0.375" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.397" thread length flat countersunk head style 0.688" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.397" thread length flat countersunk head style 0.562" grip length 28 thread quantity per inch cadmium surface treated unjf thread series