3a nut thread thread class right-hand nut thread 0.938" stud thread thread length 2.865" overall length 16 stud thread thread quantity per inch tapered hole in stud end 0.190 in. min unf nut thread thread series
2a nut thread thread class right-hand nut thread 1.090" stud thread thread length 6.410" overall length 11 stud thread thread quantity per inch 0.650 in. min, 0.680 in. max of stud end is class 2a thread for starting passivate surface treated recessed unc stud thread thread series
2a stud thread thread class right-hand nut thread 1.058" stud thread thread length 6.440" overall length 11 stud thread thread quantity per inch 0.125 in. dia hole with 118 n-ptf threads through full length recessed unc stud thread thread series
2a nut thread thread class right-hand nut thread 1.058" stud thread thread length 5.440" overall length 11 stud thread thread quantity per inch 0.125 in. dia hole with 18 n-ptf threads through full length recessed unc stud thread thread series
2a nut thread thread class right-hand nut thread 1.058" stud thread thread length 6.940" overall length 11 stud thread thread quantity per inch 0.125 in. dia hole with 1/8 n-ptf threads through full length recessed unf nut thread thread series
3a nut thread thread class right-hand nut thread 0.281" nut thread thread length 1.438" overall length 18 stud thread thread quantity per inch shank recessed on both sides of 0.312 dia, extension on nut end 0.156 in. long 0.236 in. dia, with 0.070 in. dia drilled hole cadmium surface treated recessed uns stud thread thread series