3a thread class right-hand 2.9374" overall length 0.3120" bore diameter 20 thread quantity per inch cadmium surface treated single row, ball unf thread series
3a thread class right-hand 5.4400" overall length 0.2500" bore diameter 24 thread quantity per inch NAS516-1 grease fitting, magnetic particle inspection per mil-i-6868 cadmium all external/exposed metal surfaces surface treated single row, concave rollers unf thread series