Used on mrap buffalo mk2a2; mrap - cougar; mrap - m-atv dv178; mrap - cougar cat1 a2. 2a thread class right-hand 0.650" thread length pan head style 20 thread quantity per inch passivate screw surface treated cres comp 316 only unc thread series
2a thread class right-hand 0.450" thread length pan head style 40 thread quantity per inch passivate screw surface treated cres 316 only unf thread series
2a thread class right-hand 0.250" thread length pan head style 32 thread quantity per inch passivate screw surface treated cres comp 316 only unc thread series
Used on f-15acft. 2a thread class right-hand 0.156" thread length hexagon head style 40 thread quantity per inch passivate surface treated unc thread series