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