3a nut thread thread class right-hand nut thread 0.250" stud thread thread length 1.290" overall length 28 nut thread thread quantity per inch with undercut on side of both shoulders 0.210 in. min; 0.220 in. max dia; 0.040 in. wide passivate surface treated shouldered unjf nut thread thread series
2a nut thread thread class right-hand nut thread 0.157" stud thread thread length 0.595" overall length 56 nut thread thread quantity per inch stud end has 0.125 in. dia sperical head with 0.056 in. dia; nut end has 0.085 in. square end passivate surface treated unc nut thread thread series
3a nut thread thread class right-hand nut thread 0.120" stud thread thread length 1.568" overall length 32 nut thread thread quantity per inch navy special project furnished with one o-ring; countersunk on shoulder 0.080 in. min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.057" stud thread thread length 1.130" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.057" stud thread thread length 1.192" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.120" stud thread thread length 1.255" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.183" stud thread thread length 1.318" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.307" stud thread thread length 1.380" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.370" stud thread thread length 1.255" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.120" stud thread thread length 1.380" overall length 32 nut thread thread quantity per inch furnished with one o-ring; countersunk on shoulder 0.080 in.min, 0.082 in. max lg shouldered unjf nut thread thread series
3a nut thread thread class right-hand nut thread 0.750" stud thread thread length 3.125" overall length 24 nut thread thread quantity per inch shoulder threaded; 0.500 in. nom dia, 20 threads per in. national fine, class 3a cadmium surface treated shouldered unf nut thread thread series