flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.063" grip length zinc body or chromate body or phosphate body surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.251" grip length anodize body or chromate body surface treated
3a thread class right-hand 0.282" thread length undercut hexagon head style 4.375" grip length 28 thread quantity per inch retaining element in shank cadmium surface treated unjf thread series
2a thread class right-hand 1.000" thread length hexagon head style 0.106" hole diameter 16 thread quantity per inch cadmium surface treated unc thread series
2a thread class right-hand 0.419" thread length binding head style 40 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 1.191" thread length fillister head style 72 thread quantity per inch navy special project passivate screw surface treated unf thread series
2a thread class right-hand 0.157" thread length fillister head style 0.046" hole diameter 32 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.625" thread length double hexagon extended washer head style 1.875" grip length 32 thread quantity per inch unf thread series
Used on F-4. 3a thread class right-hand 0.447" thread length spline drive shear head head style 1.146" grip length 24 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.488" thread length flat countersunk head style 0.840" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.282" thread length undercut hexagon head style 2.000" grip length 28 thread quantity per inch retaining element in shank cadmium surface treated unjf thread series
2a thread class right-hand 1.000" thread length hexagon head style 0.062" hole diameter 16 thread quantity per inch passivate surface treated unc thread series
2a thread class right-hand 0.540" thread length 32 thread quantity per inch closed end 90 degree bend by 0.220 in. lg cadmium surface treated square bend unf thread series