3.2500" overall width 4.1875" bore diameter with cone spacer, oil hole in cup counterbored for locking pin, 0.008 in. end play straight bore, double cup, single cones
3a thread class right-hand 3.2400" overall length 0.3120" bore diameter 24 thread quantity per inch keyway located in shank chromium inner member surface treated ball type unf thread series