2a thread class right-hand 0.277" thread length flat countersunk head style 40 thread quantity per inch navy special project passivate fastener surface treated unc thread series
3a thread class right-hand flush countersunk head style 2.052" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 0.291" thread length flat countersunk head style 0.428" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.381" thread length oval countersunk head style 0.115" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.381" thread length oval countersunk head style 0.802" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.381" thread length oval countersunk head style 0.740" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.381" thread length oval countersunk head style 0.678" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.205" thread length pan no. 2 head style 56 thread quantity per inch navy special project thd relief 0.057 in. min 0.060 in. max dia by 0.017 in. min 0.023 in. max w unc thread series
3a thread class right-hand 0.238" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series