3a thread class right-hand 0.875" thread length hexagon head style 20 thread quantity per inch under side of head is chamfered 10 degrees passivate surface treated unf thread series
Used on mrap m-atv with cs13 pop and sne. right-hand 1.0" thread length 20 thread quantity per inch for 0.5 inch pipe size zinc surface treated round bend unc thread series
2a thread class right-hand 0.438" thread length pan head style 32 thread quantity per inch gray finish no 36231 passivate surface treated unc thread series