3a thread class right-hand flush countersunk head style 0.3075" grip length 32 thread quantity per inch 125000 single pounds per square inch shear strength unjf thread series
Used on w/s:aircraft,b-2 bomber (atb). 3a thread class right-hand 0.6825" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series
3a thread class right-hand belt head style 0.1825" grip length 32 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series
3a thread class right-hand 0.363" thread length flat countersunk head style 2.240" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.345" thread length dished hexagon head style 0.552" grip length 32 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.345" thread length dished hexagon head style 0.678" grip length 32 thread quantity per inch passivate surface treated unjf thread series