3a thread class right-hand 0.294" thread length flat countersunk head style 40 thread quantity per inch passivate fastener surface treated unjc thread series
3a thread class right-hand 1.927" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
2a thread class right-hand 1.750" thread length flat countersunk head style 16 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 1.196" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.667" thread length hexagon extended washer head style 24 thread quantity per inch zinc screw surface treated unc thread series