2a thread class right-hand 1.200" thread length round w/wrench flats head style 18 thread quantity per inch concentric hole unthreaded unf thread series
3a thread class right-hand 0.345" thread length dished hexagon head style 4.115" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.500" thread length ball head style 48 thread quantity per inch saw slot at bottom of screw .03wide x .06dp unf thread series
Used on lan targeting pod. 2a thread class right-hand 0.410" thread length roof head style 32 thread quantity per inch passivate screw surface treated head has locking feature unc thread series
3a thread class right-hand flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.374" grip length 28 thread quantity per inch unf thread series