Passage means provide a path for lubricant to flow into the cavity which has, within its boundaries, {HEAD ~ the internalexternal spline arrangement} described, thus insuring continued lubrication of {TAIL ~ the spline connection} 
Passage means provide a path for lubricant to flow into the cavity which has , within its boundaries , { HEAD ~ the internalexternal spline arrangement } described , thus insuring continued lubrication of { TAIL ~ the spline connection }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL