Brass Allen Head Plug 1/4" – OEM Replacement Fitting
Part Number: 2077
Category: Pressure Washer Parts → Fittings & Adapters → Brass Plugs & Caps
Type: Brass Allen Head Pipe Plug
The Brass Allen Head Plug 1/4" MPT (Part #2077) is a durable OEM replacement fitting designed to securely seal unused ports in pressure washer systems, pumps, plumbing assemblies, pneumatic equipment, and industrial fluid transfer applications. Featuring a 1/4-inch Male Pipe Thread (MPT) connection and an internal Allen (hex socket) drive, this plug provides a reliable, leak-resistant seal while allowing for easy installation and removal.
Key Features & Benefits
- Genuine OEM replacement fitting
- 1/4" Male Pipe Thread (MPT) connection
- Internal Allen (hex socket) drive
- Durable brass construction
- Corrosion-resistant material
- Leak-resistant threaded design
- Low-profile installation
- Easy installation and removal using a hex key
- Suitable for pressure, fluid, and air systems
- Long service life and dependable performance
- Ideal for sealing unused ports and openings
Technical Specifications
Part Number: 2077
Product Type: Allen Head Pipe Plug
Connection Size: 1/4" MPT
Thread Type: Male Pipe Thread (MPT)
Drive Type: Internal Allen / Hex Socket
Material: Brass
OEM Replacement: Yes
Application: Port Sealing, Fluid Systems, Pneumatic Equipment, and Pressure Washer Components
Common Applications
- Pressure washer systems
- Pump manifolds
- Pressure gauge ports
- Water supply systems
- Pneumatic and compressed air systems
- Hydraulic support systems
- Industrial fluid transfer equipment
- Chemical application equipment
- Agricultural machinery
- General plumbing and maintenance applications
Performance Benefits
- Provides a secure leak-resistant seal
- Protects unused threaded ports
- Helps maintain system pressure integrity
- Corrosion-resistant for long-term durability
- Compact low-profile design
- Easy serviceability with Allen wrench access
- Reliable performance in demanding environments
- Reduces risk of contamination entering open ports
Signs Replacement May Be Needed
Replace the plug if you notice:
- Damaged or stripped threads
- Rounded or worn Allen socket
- Corrosion or material deterioration
- Fluid or air leaks
- Cracks in the fitting body
- Difficulty achieving a proper seal
- Excessive wear from repeated installation
Installation Notes
- Shut off system pressure before servicing.
- Inspect port threads for wear or damage.
- Apply appropriate thread sealant or PTFE thread tape.
- Thread the plug into the port by hand.
- Tighten using the correct size Allen wrench.
- Avoid overtightening to prevent thread damage.
- Pressurize the system and inspect for leaks.
Important: Verify compatibility with your system’s thread size, pressure requirements, and application before installation.
Maintenance Recommendations
- Inspect plugs regularly for leaks.
- Check thread integrity during routine maintenance.
- Replace damaged or worn plugs promptly.
- Keep threaded connections clean and free of debris.
- Verify proper sealing after servicing.
- Inspect Allen socket condition before reuse.
