3a nut thread thread class right-hand nut thread 0.611" nut thread thread length 2.795" overall length 20 nut thread thread quantity per inch nurl 0.4485 in min 0.452 5 in max dia locked in unf nut thread thread series
Used on spec item. 3a nut thread thread class right-hand nut thread 0.295" stud thread thread length 2.410" overall length 28 stud thread thread quantity per inch cadmium surface treated locked in uns stud thread thread series