Air Chief industrial quick-connect couplers are the popular industrial interchange design and will interchange with many other makes. Couplers shut-off when disconnected
Dixon Valve DC2042 Hose Barb, Industrial Series, Standard, Connection: 1/4 Inch Female Coupler x 1/4 Inch Male Barbed Hose, Hex Size: 3/4 Inch, Hose Size: 1/4 Inch, Brass, Pressure: 300 psi, Temperature: -40 To 250 deg F, 2-1/2 Inch Length x 7/8 Inch Outer Diameter