5406-P Hex Head Pipe Plug NPFT Male | Hydraulic Pipe Plugs
Description
The 5406-P Hex Head Pipe Plug, NPFT Male is a precision-manufactured hydraulic fitting designed to seal unused NPFT male pipe threads in hydraulic, lubrication, and instrumentation systems. These plugs provide a secure closure for open ports, preventing contamination and fluid leakage while maintaining system integrity under high-pressure conditions.
Product Function & Design
- Type: Male NPFT pipe plug
- Drive Style: Hex head for wrench installation
- Seals unused pipe threads to prevent system leaks
- Ideal for blocking off test points, unused ports, or service connections
- Provides secure, leak-resistant closure in hydraulic systems
Applications
5406-P Hex Head NPFT Pipe Plugs are suitable for use in:
- Lubrication systems
- Instrumentation lines
- High-pressure hydraulic systems
- Industrial machinery
- Mobile equipment and construction hydraulics
- Fluid power systems requiring secure sealing
Pressure Ratings
- Working pressure: Up to 5,000 PSI
Suitable for extreme pressure applications, including systems operating at or above 5000 PSI
Key Features & Benefits
- Hex head design for easy installation and removal with common tools
- NPFT male threads create a strong mechanical seal
- Ideal for sealing unused or test ports
- Reliable performance in lubrication, instrumentation, and hydraulic circuits
- Suitable for mobile and industrial fluid power systems
Typical Use Cases
- Closing off idle hydraulic ports
- Sealing test points during diagnostics
- Temporary or permanent port closure
- Hydraulic manifolds and block closures
- Maintenance applications in high-pressure systems
Installation Notes
- Ensure the plug size matches the pipe thread size
- Tighten using a properly sized wrench on the hex head
- Use thread sealant if required by system design
Hex head plugs are widely used across industrial and mobile hydraulic applications where reliable sealing and easy installation are required.