0.5360" overall length counterbore flange 0.0710 in. deep by 0.5000 in. min 0.5150 in. max dia, flat bottom drill 0.1000 in. dia by 0.0700 in. deep on right end surface of flange 22c solid, external flange one end
3a thread class right-hand 0.6250" thread length 2.0312" overall length 20 thread quantity per inch means for relubrication cam follower unf thread series