3a thread class right-hand 0.500" thread length headless (setscrew) head style 32 thread quantity per inch safety wire hole drilled 0.050 in. from hex end to dia of 0.040 in. to 0.050 in. through both walls passivate surface treated unc thread series
Used on MRAP. 3a thread class right-hand 1.469" thread length headless (setscrew) head style 24 thread quantity per inch point undercut to 0.318 in. dia, 0.200 in. lg unf thread series
2a thread class right-hand 1.380" thread length headless (setscrew) head style 16 thread quantity per inch 0.469 in. dia. hole, 0.250 in. deep along center axis of thread end unf thread series
2a thread class right-hand 0.812" thread length headless (setscrew) head style 28 thread quantity per inch thread at point end chamfered; point flares from end toward thread to o.118 in. min, 0.121 in. max dia for 0.148 in. max lg cadmium surface treated unf thread series
2a thread class right-hand 0.292" thread length fillister head style 0.063" hole diameter 28 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 0.325" thread length square head style 16 thread quantity per inch 5/16 in. dia, unthreaded portion of shank unc thread series
3a thread class right-hand 0.250" thread length headless (setscrew) head style 32 thread quantity per inch (navy) setscrew, self-locking passivate surface treated unc thread series
3a thread class right-hand 0.849" thread length flat chamfer head style 28 thread quantity per inch point end threaded no. 4-40 unc-2b 0.375 in. deep passivate surface treated unf thread series
2a thread class right-hand 0.343" thread length 32 thread quantity per inch unthreaded portion 0.609 in. min, 0.641 in. max lg with 1/4 in. taper per foot, oval point dia 0.084 in. min 0.086 in. max tapered 0.250 in. per foot cadmium surface treated unc thread series
