An inter shaft bearing in a multiple body turbo engine having an outer first shaft and an inner second shaft comprises bearing rollers disposed between an outer ring mounted on the first shaft and {HEAD ~ an inner ring} mounted on {TAIL ~ the second shaft} 
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An inter shaft bearing in a multiple body turbo engine having an outer first shaft and an inner second shaft comprises bearing rollers disposed between an outer ring mounted on the first shaft and { HEAD ~ an inner ring } mounted on { TAIL ~ the second shaft }
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 OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL