2a thread class right-hand 0.750" thread length hexagon head style 20 thread quantity per inch locking element in accordance with mil-f-18240 except prevailing passivate fastener surface treated unc thread series
2a thread class right-hand 0.875" thread length hexagon head style 18 thread quantity per inch locking element in accordance with mil-f-18240, except prevailing passivate fastener surface treated unc thread series
Used on mrap buffalo mk2a2; mrap - cougar; mrap - cougar cat1 a2. 2a thread class right-hand 0.969" thread length hexagon head style 18 thread quantity per inch passivate surface treated unc thread series