Dunham Rubber & Belting Corporation
Dunham Rubber & Belting Corporation
682 Commerce Parkway West Drive, Greenwood, IN 46143
Toll Free: 800.876.5340
Tel: 317.888.3002
Fax: 317.888.2335
Email: mail@dunhamrubber.com
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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
1 

Item #

Body Size

Female NPT Size

Type

B17-200S N/A 1/4 in N/A 1/4 in N/A Poppet Valve Plug
B16-200S N/A 1/4 in N/A 1/4 in N/A Poppet Valve Coupler
B17-300S N/A 3/8 in N/A 3/8 in N/A Poppet Valve Plug
B16-300S N/A 3/8 in N/A 3/8 in N/A Poppet Valve Coupler
B17-400S N/A 1/2 in N/A 1/2 in N/A Poppet Valve Plug
B16-400S N/A 1/2 in N/A 1/2 in N/A Poppet Valve Coupler
B16-600S N/A 3/4 in N/A 3/4 in N/A Poppet Valve Coupler
B17-600S N/A 3/4 in N/A 3/4 in N/A Poppet Valve Plug
B16-800S N/A 1 in N/A 1 in N/A Poppet Valve Coupler
B17-800S N/A 1 in N/A 1 in N/A Poppet Valve Plug
B17-1200S N/A 1-1/2 in N/A 1-1/2 in N/A Poppet Valve Plug
B16-1200S N/A 1-1/2 in N/A 1-1/2 in N/A Poppet Valve Coupler
Unit of Measure
1