2a thread class right-hand 0.870" thread length flat countersunk head style 40 thread quantity per inch passivate fastener surface treated unc thread series
3a thread class right-hand 0.444" thread length flat countersunk head style 0.740" grip length 28 thread quantity per inch thd hole in top of head 0.138-32 unjc-3b thd, hole 0.300 in. min. 0.345 in. max dp, counterbore 0.145 in. min. 0.150 in. max dia; injection port 0.120 in. lg, 0.060 in. wide in unthd shank; distance from top of head to beginning of injection port 0.290 in. unjf thread series
3a thread class right-hand 0.553" thread length dished hexagon head style 1.052" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.350" thread length round extended washer head style 32 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 1.500" thread length hexagon head style 0.092" hole diameter 11 thread quantity per inch cadmium surface treated unc thread series