2a thread class right-hand 0.201" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
Used on mrap rg-33; mrap cougar ambulance. 2a thread class right-hand 0.563" thread length pan head style 32 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.531" thread length flat countersunk head style 24 thread quantity per inch navy special project passivate screw surface treated unf thread series
3a thread class right-hand 0.276" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
Used on w/s:aircraft, hawkeye e-2c; aircraft, tomcat f-14; aircraft, b-1b; aircraft, c-2a (reprocured). 2a thread class right-hand 1.750" thread length pan head style 32 thread quantity per inch unc thread series
3a thread class right-hand 0.272" thread length flat countersunk head style 56 thread quantity per inch cadmium or chromate screw surface treated unjc thread series
