3a nut thread thread class right-hand nut thread 0.280" nut thread thread length 1.060" overall length 32 stud thread thread quantity per inch stud end unthreaded taper 0.150 in. dia by 0.250 in. lg unjc nut thread thread series
2a nut thread thread class left-hand stud thread 0.365" nut thread thread length 9.200" overall length 18 stud thread thread quantity per inch 3unthreaded end 0.187 in. dia by 1.500 in. lg; 4 cutaways 0.239 in. dia; threaded hole opposite end of unthreaded end, 4040unc-2b in. dia by 0.370 in. deep; 0.029 in. groove, 1.773 in. distance from threaded end; 0.188 in. flats on threaded end passivate surface treated stepped unc stud thread thread series