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