Dixon® Ground Joint Coupling, Series: Boss™, Coupling Fitting/Connector, 1/4 in Nominal, FNPT End Style, 7/8 in Hex, Steel, Plated, 2-1/2 in H Dimensions, Domestic
Features
The spud part of the coupling serves as one half of the connection and is usually fixed to the equipment
The stem part that is clamped to the hose is the other half
The two halves are connected or disconnected by rotating the wing nut on the spud, when connected they achieve both a mechanical and a pressure seal
Easy to seal
Boss couplings supply a convenient threaded fitting to connect two lengths of hose, or a single length to a male or female threaded outlet
Use with Boss™ clamps
Leakproof seal forms when the metal head of the stem makes contact with the patented polymer seat in the spud
The non-metallic polymer seat resists most chemicals found in manufacturing facilities
Recommended for steam service up to 450°F
Note: pressurized steam is an extremely dangerous commodity
Only hose, fittings, clamps and accessory items that have been approved for steam service should ever be used! never use an unapproved item for steam service
Always follow the manufacturer's product recommendations for pressurized steam handling
Boss couplings are all-purpose hose couplings, universally recommended for steam hose connections
They are also widely used for air, water, fluid petroleum, chemicals and liquid petroleum gas up to 1 in ID
Boss couplings can be applied to many types of rubber, synthetic, plastic, metallic or semi-metallic hose