3a thread class right-hand 0.277" thread length crowned hexagon head style 2.125" grip length 28 thread quantity per inch retaining element in shank passivate surface treated unjf thread series
3a thread class right-hand 0.277" thread length crowned hexagon head style 0.875" grip length 28 thread quantity per inch retaining element in shank passivate surface treated unjf thread series
2a thread class right-hand 0.194" thread length flat countersunk head style 56 thread quantity per inch navy special project cadmium surface treated unc thread series
3a thread class right-hand 0.110" thread length watertight head style 32 thread quantity per inch navy special project furnished with one polytetrafluoroethylene shim passivate surface treated unc thread series
3a thread class right-hand 0.122" thread length watertight head style 40 thread quantity per inch navy special project furnished with one polytetrafluoroethylene shim passivate surface treated unc thread series