3a thread class right-hand 0.278" thread length crowned hexagon head style 4.937" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.490" thread length double hexagon head style 1.615" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.490" thread length double hexagon head style 0.928" grip length 20 thread quantity per inch navy special project cadmium surface treated unjf thread series
3a thread class right-hand 0.440" thread length double hexagon head style 0.928" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.325" thread length double hexagon head style 0.365" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.345" thread length dished hexagon head style 1.552" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.406" thread length flat countersunk head style 1.391" grip length 32 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 0.184" thread length fillister head style 0.031" hole diameter 56 thread quantity per inch cadmium screw surface treated unc thread series
Used on family of hemtt vehicles (heavy expanded mobility tactical trucks). 3a thread class right-hand 1.373" thread length flat chamfer head style 18 thread quantity per inch unc thread series