3b thread class right-hand 2.1600" overall length 0.2500" bore diameter 24 thread quantity per inch cadmium all external/exposed metal surfaces surface treated single row, concave rollers unjf thread series
3b thread class left-hand 2.1600" overall length 0.2500" bore diameter 24 thread quantity per inch cadmium all external/exposed metal surfaces surface treated single row, concave rollers unjf thread series