3a thread class right-hand 0.189" grip length 28 thread quantity per inch 156000 single pounds per square inch shear strength zinc surface treated unjf thread series
3a thread class right-hand 0.378" thread length pan no. 2 head style 0.302" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.320" thread length pan head style 0.178" grip length 32 thread quantity per inch passivate surface treated unjf thread series
2a thread class right-hand 0.145" thread length flat chamfer head style 40 thread quantity per inch grooves between first passivate surface treated unc thread series
3a thread class right-hand 0.875" thread length flat chamfer head style 0.047" hole diameter 32 thread quantity per inch passivate surface treated unrf thread series
3a thread class right-hand 0.345" thread length dished hexagon head style 0.115" grip length 28 thread quantity per inch cadmium surface treated unjf thread series