Air Chief industrial quick-connect plugs are the popular industrial interchange design and will interchange with many other makes. Couplers shut-off when disconnected
Dixon Valve DCP2144 Hose Barb, Industrial Series, Standard, Connection: 1/4 Inch Male Coupler x 3/8 Inch Male Barbed Hose, Hose Size: 3/8 Inch, Steel, Pressure: 300 psi, Temperature: -40 To 250 deg F, 1-15/16 Inch Length