2b thread class right-hand 24 thread quantity per inch zinc plated grade 5 steel hex nut mfg is out of u.s.; nut is made/purchased iaw cage 39428 drawing no.95462A515 zinc surface treated
Used on c-5m; cf6-80c2 l1f; nha d52b1000-23 cowl assembly, translation. O3b thread class right-hand O10 thread quantity per inch collar, nut passivate surface treated