Thus, sealing engagement is effected at {HEAD ~ the interface} of {TAIL ~ the seal ring groove} and the seal ring as well as between the surrounding housing and the outward sealing surface of the seal ring 
of
Thus , sealing engagement is effected at { HEAD ~ the interface } of { TAIL ~ the seal ring groove } and the seal ring as well as between the surrounding housing and the outward sealing surface of the seal ring
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH