Steam & Boss Couplings

Dixon Ground Joint Double Spud

Dixon Ground Joint Double Spud

Dixon U.S.A.

Boss couplings supply a convenient way of connecting two lengths of hoses together or to threaded outlets. They are an all purpose hose couplings recommended for steam hose connections, also widely used for air, water, fluid petroleum chemicals and liquid gas up to 1"ID. Boss couplings are available in positive metal to polymer seal or washer seal.

Available in plated steel and/or malleable iron, brass or 316 stainless steel.

Working Pressure:
Air Service: 1/4" to 2" (600 psi), 2.5" to 3" (450 psi), 4" and 6" (250 psi)
Water Service:  1/4" to 2" (600 psi), 2.5" to 3" (450 psi), 4" and 6" (250 psi)
Steam Service:  250 psi

Worn-out hose couplings can be dangerous. They should be checked regularly and replace when necessary.


Part No. Size
Threads Material Weight
GDB3 1/2" 15 Wing Nut Plated Steel 0.3600
GDB13 3/4" 20 Wing Nut Plated Steel 1.0200
1" 25
GDB23 1-1/4" 32 Wing Nut Plated Iron 1.2400
1-1/2" 40
GDB28 2" 50 Wing Nut Plated Iron 2.0400
GDB33 2-1/2" 65 Wing Nut Plated Iron 4.8450
GDB38 3" 75 Wing Nut Plated Iron 5.7050

MOQ and leadtime may incurred for non standard or non-stock items, please enquire with us for availability.

Didn't find what you need? Please discuss your requirements with any of our Sales representatives.

Back To Listing