3a thread class right-hand 0.443" thread length double hexagon w/hole head style 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.526" thread length double hexagon w/hole head style 24 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.680" thread length double hexagon w/hole head style 20 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.742" thread length double hexagon w/hole head style 20 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.742" thread length double hexagon w/hole head style 20 thread quantity per inch passivate surface treated unjf thread series
2a thread class right-hand 0.415" thread length double hexagon extended washer head style 32 thread quantity per inch 0.047 min. to 0.062 max. thread relief unc thread series
3a thread class right-hand 0.491" thread length double hexagon extended washer head style 32 thread quantity per inch undercut below shoulder 0.137 in. min, 0.141 in. max dia unjf thread series