3a thread class right-hand 0.340" thread length headless (setscrew) head style 24 thread quantity per inch passivate fastener surface treated unjf thread series
3a thread class right-hand 0.147" thread length hexagon head style 0.046" hole diameter 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.441" thread length flat chamfer head style 0.043" hole diameter 28 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.490" thread length headless (setscrew) head style 40 thread quantity per inch navy special project passivate surface treated unjs thread series