A washing machine, comprising: a casing having a laundry introduction hole formed in a front surface of the casing therein; a tub disposed in the casing and having an entrance opening formed in a front surface of the tub to communicate with the introduction hole ; a drum rotatably disposed in the tub and having an entrance opening through which laundry is introduced; a pump configured to pump water discharged from the tub ; an annular gasket allowing the introduction hole and the entrance opening of the tub to communicate with each other, and having a plurality of circulation nozzles configured to spray water into the drum ; and a conduit fixed to the annular gasket , and configured to guide the water pumped by the pump to the plurality of circulation nozzles , wherein the conduit comprises a transport pipe configured to guide water introduced through an inlet port and pumped by the pump , and the conduit further comprises a plurality of nozzle water supply ports configured to distribute the water guided along the transport pipe to the plurality of circulation nozzles , characterized in that a plurality of communication holes respectively communicating with the plurality of nozzle water supply ports is formed on an inner diameter part of the transport pipe , and a port connection groove with an entrance portion of each of the plurality of nozzle water supply ports to be inserted thereinto is formed on a circumference of each of the plurality of communication holes , and the entrance portion of each of the plurality of nozzle water supply ports is bonded to the inner diameter part within the port connection groove . a casing having a laundry introduction hole formed in a front surface of the casing therein; a tub disposed in the casing and having an entrance opening formed in a front surface of the tub to communicate with the introduction hole ; a drum rotatably disposed in the tub and having an entrance opening through which laundry is introduced; a pump configured to pump water discharged from the tub ; an annular gasket allowing the introduction hole and the entrance opening of the tub to communicate with each other, and having a plurality of circulation nozzles configured to spray water into the drum ; and a conduit fixed to the annular gasket , and configured to guide the water pumped by the pump to the plurality of circulation nozzles , wherein the conduit comprises a transport pipe configured to guide water introduced through an inlet port and pumped by the pump , and the conduit further comprises a plurality of nozzle water supply ports configured to distribute the water guided along the transport pipe to the plurality of circulation nozzles , characterized in that a plurality of communication holes respectively communicating with the plurality of nozzle water supply ports is formed on an inner diameter part of the transport pipe , and a port connection groove with an entrance portion of each of the plurality of nozzle water supply ports to be inserted thereinto is formed on a circumference of each of the plurality of communication holes , and the entrance portion of each of the plurality of nozzle water supply ports is bonded to the inner diameter part within the port connection groove . <EOS>