3a thread class right-hand 3.016" thread length double hexagon extended washer head style 9 thread quantity per inch cadmium surface treated unc thread series
3a thread class right-hand 2.766" thread length double hexagon extended washer head style 9 thread quantity per inch cadmium surface treated unc thread series
Used on spec item. 3a thread class right-hand 0.630" thread length double hexagon w/hole head style 0.042" hole diameter 32 thread quantity per inch unjf thread series