Product Overview
The LUBE USA 106255 closure plug (M8×1, CP-4) is designed to seal unused ports or air bleed openings in centralized lubrication systems. It provides a secure compression seal, helping maintain proper system pressure and prevent leaks.
This small but critical component ensures reliable and efficient operation of automatic lubrication systems.
Applications
- Centralized lubrication systems
- CNC machines and automated equipment
- Manifolds, junction blocks, and metering units
- Sealing unused or inactive ports
👉 These plugs are used to seal unused ports and air bleed openings, helping maintain system integrity
Key Features
- M8×1 thread (CP-4 size) for standard compatibility
- Compression sealing design to prevent leaks
- Durable brass construction (C3604) for long service life
- Maintains proper pressure within lubrication systems
- Easy installation and removal
Why This Part Matters
In a centralized lubrication system, every connection must be properly sealed to maintain pressure and ensure lubricant reaches the correct points.
Open or unused ports can lead to:
- Loss of pressure
- Poor lubrication distribution
- Reduced system performance
This closure plug prevents those issues by securely sealing unused outlets and keeping the system operating correctly.
When to Use This Plug
- When installing or modifying lubrication systems
- When sealing unused ports or junctions
- When replacing worn or damaged plugs
- During routine maintenance or system setup
Specifications
- Part Number: 106255
- Model: CP-4
- Thread Size: M8×1
- Material: Brass (C3604)
- Application: Lubrication system sealing
📞 Need Help Matching Lubrication Parts?
Not sure if this plug fits your system?
👉 Call us or request a quote—we can help you match the correct fittings and components.




