Print Back
Designed exclusively for steam applications, the coupler and plug are solid brass with stainless steel springs and locking balls. The coupler has a large plated steel sleeve especially designed for easier gripping with gloves. Two ethylene propylene O-rings in the coupler and one ethylene propylene O-ring in the plug provide double protection against leaks. Rated to 100 PSI gauge saturated steam (338ºF).

Warning: Do Not Disconnect Under Pressure!!
Boss Coupler and Plug
Unit of Measure
Items Boss Steam Plug
B17-200S
Steam Quick Disconnect Fittings
boss steam coupler
B16-200S
Steam Quick Disconnect Fittings
Boss Steam Plug
B17-300S
Steam Quick Disconnect Fittings
boss steam coupler
B16-300S
Steam Quick Disconnect Fittings
Boss Steam Plug
B17-400S
Steam Quick Disconnect Fittings
Body Size N/A 1/4 in N/A 1/4 in N/A 3/8 in N/A 3/8 in N/A 1/2 in
Female NPT Size N/A 1/4 in N/A 1/4 in N/A 3/8 in N/A 3/8 in N/A 1/2 in
Type N/A Poppet Valve Plug N/A Poppet Valve Coupler N/A Poppet Valve Plug N/A Poppet Valve Coupler N/A Poppet Valve Plug