3a thread class right-hand 0.410" thread length flat countersunk head style 0.625" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 2.187" thread length round w/wrench flats head style 4-1/2 thread quantity per inch K2.500 in. dia undercut below head unc thread series
2a thread class right-hand 2.875" thread length round w/wrench flats head style 4 thread quantity per inch 3.000 in. dia 0.188 in. long undercut below head; 2.422 in. dia 0.188 in. long undercut before thds; stepped portion at end of thds 0.500 in. long 2.375 in. dia 1/8 in. by 45 deg chamfer unc thread series
2a thread class right-hand 1.187" thread length round w/wrench flats head style 4-1/2 thread quantity per inch 2.375 in. dia 0.188 in. long undercut below head; 1.703 in. dia 0.188 in. long before thd portion; stepped portion at end of thds 0.500 in. long 1.625 in. dia 1/8 in. by 45 deg chamfer unc thread series
3a thread class right-hand 0.193" grip length 24 thread quantity per inch 156000 single pounds per square inch shear strength nickel surface treated unjf thread series
3a thread class right-hand flush countersunk head style 0.813" grip length 32 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 0.506" thread length flat countersunk head style 0.490" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.594" thread length double hexagon w/hole head style 4.490" grip length 24 thread quantity per inch navy special project unjf thread series