2a thread class right-hand 0.178" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated black oxide coated iaw mil-c-13924, CL4; grove on shank 0.277 in. from top of head 0.018 in. min unc thread series
3a thread class right-hand 0.125" thread length flat countersunk head style 28 thread quantity per inch passivate screw surface treated 0.190 in. dia hole along the longitudinal centerline unf thread series
3a thread class right-hand 0.205" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unjf thread series
2a thread class right-hand 0.291" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated paint head, per fed.std 595, no 6307 unc thread series
2a thread class right-hand 0.200" thread length flat countersunk head style 32 thread quantity per inch paint head, per fed std 595, no. 6307 unc thread series
2a thread class right-hand 0.667" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.252" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
