2a thread class right-hand 0.750" thread length hexagon head style 20 thread quantity per inch chromate zinc fastener surface treated unc thread series
3a thread class right-hand 0.537" thread length hexagon head style 4.906" grip length 24 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 1.000" thread length hexagon head style 24 thread quantity per inch chromate zinc fastener surface treated unf thread series
2a thread class right-hand 0.588" thread length button head style 20 thread quantity per inch can be furnished with black oxide finish in accord w/ mil-c-13924 CL4 in the locking strip slot. oxide grip surface treated unc thread series
3a thread class right-hand 0.200" thread length flat chamfer head style 56 thread quantity per inch cadmium or passivate surface treated unrc thread series