The bearings comprise inner rings seated directly on the axle and {HEAD ~ outer rings} seated directly on {TAIL ~ the inside and end faces} of the rotor 
seated directly on
The bearings comprise inner rings seated directly on the axle and { HEAD ~ outer rings } seated directly on { TAIL ~ the inside and end faces } of the rotor
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH