2a nut thread thread class right-hand nut thread 0.438" nut thread thread length 0.575" overall length 32 nut thread thread quantity per inch shape of shoulder round 0.328 in. nom dia knurled. for sheets 0.093" thick. passivate surface treated self-locking unc nut thread thread series
2a nut thread thread class right-hand nut thread 0.171" overall length 56 nut thread thread quantity per inch navy special project passivate surface treated self-locking unc nut thread thread series