3a thread class right-hand 0.625" thread length thumb no. 8 head style 16 thread quantity per inch color green cadmium or zinc surface treated unc thread series
2a thread class right-hand 0.469" thread length hexagon head style 16 thread quantity per inch w/header point cadmium or zinc surface treated unc thread series
2a thread class right-hand 1.500" thread length 3.310" overall length 18 thread quantity per inch navy special project cadmium or zinc surface treated round, closed unc thread series
3a thread class right-hand 0.375" thread length flat countersunk undercut head style 20 thread quantity per inch passivate surface treated unc thread series
3a thread class 0.748" thread length flat chamfer head style hex socket style of internal drive 0.156 in. min to 0.158 in. max w. across flats, located in thd end nickel surface treated
2a thread class right-hand 1.375" thread length hexagon head style 13 thread quantity per inch tapped hole in head 0.138-32 by 0.188 in. deep along concentric axis unc thread series
