An additional annular bead 55 on {HEAD ~ the body} 28 is also provided to form the seal with {TAIL ~ the tubular member} 18 
An additional annular bead 55 on { HEAD ~ the body } 28 is also provided to form the seal with { TAIL ~ the tubular member } 18
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH