3b thread class right-hand 3.0180" overall length 0.3120" bore diameter 20 thread quantity per inch four slots 0.093 in. w by 0.069 in. deep cut in. end of shank, shaft bore dia countersunk 110 deg by 0.500 in. cadmium all external/exposed metal surfaces surface treated single row, concave rollers unjf thread series
3b thread class right-hand 2.1250" overall length 0.1900" bore diameter 28 thread quantity per inch paint surface treated single row, ball unf thread series
2a thread class right-hand 1.1900" overall length 0.2500" bore diameter 32 thread quantity per inch cadmium plated pin 0.2500 in. dia by 0.9200 in. lg through bore cadmium surface treated single row, needle roller unf thread series