3a thread class right-hand 0.476" thread length pan no. 2 head style 0.240" grip length 24 thread quantity per inch passivate surface treated unjf thread series
2a thread class left-hand 5.780" thread length spade head style 20 thread quantity per inch ssolid film lubricant on threads paint first shoulder surface treated unf thread series
3a thread class right-hand 0.845" thread length flat chamfer head style 0.062" hole diameter 11 thread quantity per inch navy special project zinc surface treated unc thread series
3a thread class right-hand 0.625" thread length flat chamfer head style 48 thread quantity per inch passivate fastener surface treated unrc thread series
3a thread class right-hand 0.968" thread length double hexagon w/hole head style 16 thread quantity per inch cadmium or chromate surface treated unjf thread series