2a thread class right-hand 0.500" thread length pan no. 2 head style 32 thread quantity per inch furnished with spring washer; dia. 0.306 min. 0.317 max., 0.020 in. thk. unc thread series
2a thread class right-hand 0.406" thread length pan no. 2 head style 20 thread quantity per inch furnished with spring washer; dia. 0.495 min. 0.506 max.; 0.025 in. thk. unc thread series
2a thread class right-hand 0.444" thread length pan head style 56 thread quantity per inch navy special project nickel screw surface treated unc thread series
2a thread class right-hand 0.857" thread length pan head style 40 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 0.338" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated keyway unf thread series
3a thread class right-hand 0.276" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.277" thread length pan head style 32 thread quantity per inch navy special project cadmium screw surface treated unjc thread series
3a thread class right-hand 0.276" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unjc thread series
