3a thread class right-hand 1.067" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 0.338" thread length flat countersunk head style 1.178" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.381" thread length flat countersunk head style 0.740" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.506" thread length flat countersunk head style 0.928" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.291" thread length flat countersunk head style 0.240" grip length 28 thread quantity per inch passivate surface treated unjf thread series