2a thread class right-hand 0.140" thread length flat countersunk undercut head style 32 thread quantity per inch passivate surface treated unc thread series
3a thread class right-hand 0.336" thread length hexagon head style 40 thread quantity per inch hexagon socket in threaded end. width across flats 0.050 min cadmium surface treated unc thread series
2a thread class right-hand 0.180" thread length pan head style 10 thread quantity per inch navy special project passivate surface treated unc thread series
2a thread class right-hand 0.160" thread length pan head style 32 thread quantity per inch navy special project passivate surface treated unf thread series
2a thread class right-hand 0.172" thread length pan no. 2 head style 32 thread quantity per inch make from MS51957-30 passivate surface treated unc thread series
2a thread class right-hand 0.250" thread length pan head style 32 thread quantity per inch navy special project passivate surface treated unf thread series
2a thread class right-hand 0.234" thread length oval countersunk head style 32 thread quantity per inch color black oxide surface treated unc thread series
2a thread class right-hand 0.156" thread length round head style 40 thread quantity per inch navy special project cadmium surface treated unc thread series