The sealing flange 59 defines the rear end of the nozzle 11 and has a periphery shaped and adapted to make sealing engagement within a groove around {HEAD ~ the front end} 32 of {TAIL ~ the tubular member} 29 
The sealing flange 59 defines the rear end of the nozzle 11 and has a periphery shaped and adapted to make sealing engagement within a groove around { HEAD ~ the front end } 32 of { TAIL ~ the tubular member } 29
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 OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH