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