3a thread class right-hand flush countersunk head style 0.495" grip length 28 thread quantity per inch 125000 single pounds per square inch shear strength unjf thread series
3a thread class right-hand flush countersunk head style 0.432" grip length 28 thread quantity per inch 125000 single pounds per square inch shear strength unjf thread series
3a thread class right-hand 0.469" thread length dished hexagon head style 0.625" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.452" thread length oval countersunk head style 0.562" grip length 24 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.569" thread length dished hexagon head style 0.240" grip length 20 thread quantity per inch cadmium surface treated unjf thread series