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