The end of the tube connection piece 13 inserted into the socket 11 is provided with a sealing ring 14, and {HEAD ~ the opposite end} is fixed to a suction hose 15, for example by {TAIL ~ bonding} 
is fixed by
The end of the tube connection piece 13 inserted into the socket 11 is provided with a sealing ring 14 , and { HEAD ~ the opposite end } is fixed to a suction hose 15 , for example by { TAIL ~ bonding }
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 REL REL OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL