DeWalt SSP-7812 1/2" Nut Sleeve Assembly – Genuine OEM Replacement Air Compressor Nut Sleeve
Part Number: SSP-7812
Category: Air Compressor Parts → Air Line Fittings → Compression Nut & Sleeve Assemblies
Type: DeWalt SSP-7812 1/2" Nut Sleeve Assembly – Genuine OEM Replacement Air Compressor Nut Sleeve
The DeWalt SSP-7812 1/2" Nut Sleeve Assembly is a genuine OEM replacement compression fitting designed for compatible DeWalt, Porter-Cable, Craftsman, DeVilbiss, Black & Decker, Delta, Bostitch, and Stanley air compressors. This metal compression nut and sleeve assembly secures and seals 1/2-inch discharge or outlet tubing, creating an airtight connection between compressor components. Manufactured to original equipment specifications, it provides a direct-fit replacement for worn, damaged, or leaking compression fittings, helping restore proper air pressure and reliable compressor performance. The assembly includes both the compression nut and compression sleeve (ferrule).
Key Features & Benefits
- Part Number: SSP-7812
- Genuine OEM DeWalt replacement part
- Complete 1/2" compression nut and sleeve assembly
- Creates a secure, leak-resistant connection for compressor tubing
- Includes compression nut and sleeve (ferrule)
- Durable metal construction
- Direct-fit OEM replacement
- Compatible with numerous Stanley Black & Decker compressor brands
Technical Specifications
Part Number: SSP-7812
Manufacturer: DeWalt / Stanley Black & Decker
Product Type: Compression Nut & Sleeve Assembly
Connection Size: 1/2 in.
Material: Metal
Application: Air Compressor Tubing Connection
OEM Part: Yes
Quantity: Sold Individually
Compatible Applications
The DeWalt SSP-7812 Nut Sleeve Assembly is used on numerous compatible air compressors from:
Compatible Brands
- DeWalt
- Porter-Cable
- Craftsman
- DeVilbiss
- Black & Decker
- Delta
- Bostitch
- Stanley
Common compatible compressor models include:
- DeWalt D55146
- DeWalt D55168
- Numerous DeVilbiss 919-series compressors
- Various Porter-Cable, Craftsman, and Black & Decker portable air compressors using SSP-7812
Always verify your compressor model, type number, and original part number before ordering to ensure proper compatibility.
Function of the Nut Sleeve Assembly
The SSP-7812 Nut Sleeve Assembly is designed to:
- Secure compressor tubing to threaded fittings
- Create an airtight compression seal
- Prevent air leaks at tubing connections
- Maintain proper system pressure
- Support reliable airflow between compressor components
- Restore the factory tubing connection system
Common Signs Replacement Is Needed
Replace the nut sleeve assembly if you notice:
- Air leaking around compression fittings
- Cracked or damaged compression nut
- Worn or deformed compression sleeve (ferrule)
- Difficulty tightening the tubing connection
- Corrosion on the fitting
- Damaged threads or stripped nut
A worn or damaged compression fitting can reduce compressor efficiency, prevent the system from reaching full pressure, and create continuous air leaks.
Installation & Service Notes
Disconnect electrical power, shut off the compressor, and completely drain all air pressure from the tank before servicing.
Remove the existing compression fitting from the tubing and inspect the tubing end for burrs, cracks, or deformation. Slide the replacement SSP-7812 Nut Sleeve Assembly onto the tubing in the proper orientation and reconnect it to the mating fitting. Tighten the compression nut evenly to the manufacturer's specifications, taking care not to overtighten, which may damage the sleeve or tubing. Restore power, pressurize the compressor, and check all connections for air leaks before returning the unit to service.
Important: Always verify your compressor model, tubing size, and original part number before ordering. Replace damaged tubing if it cannot form a proper compression seal.
Maintenance Recommendations
- Inspect compression fittings periodically for air leaks.
- Check tubing for cracks, corrosion, or vibration damage.
- Tighten fittings only to the manufacturer's recommended specifications.
- Replace worn compression sleeves whenever the tubing connection is serviced.
- Keep compressor plumbing clean and free of excessive vibration.
- Use genuine OEM replacement parts to maintain factory fit, reliable sealing, and long-term air compressor performance.
