3a thread class right-hand 0.381" thread length oval countersunk head style 0.115" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.469" thread length flat countersunk head style 28 thread quantity per inch furnished with one o ring. must be lubricated with cetyl alcohol passivate surface treated unjf thread series
3a thread class 0.503" thread length thumb no. 3 head style 20 thread quantity per inch furnished with one wear washer zinc surface treated square thread series
Used on spec item. 2a thread class right-hand 0.720" thread length distorted head head style 16 thread quantity per inch cadmium surface treated unc thread series
2a thread class right-hand 0.720" thread length hexagon head style 18 thread quantity per inch with 0.095 in. min, 0.155 max lg dog point unc thread series