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Dixon® Ground Joint Washer Seal Spud, Series: Boss™, Fitting/Connector Type: Spud, 2-1/2 in Nominal Size, Thread Wing Nut x FNPT, 4-1/8 in Hex, Iron, Plated, 2-1/4 in L, 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 washer seal fittings
A Klingersil C-4401 washer is inserted between the stem and spud
Recommended for steam service up to 450°F
Worn-out hose couplings can be dangerous
They should be checked regularly and replace when necessary
Each coupling user should review applications and add safety devices where indicated
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