Graco 556640 Fitting, Elbow Male 5/16T X 1/4 Npt
90° brass elbow fitting for connecting a 5/16 in. tube to a 1/4 in. male NPTF port in Graco automatic lubrication systems, providing secure, space-efficient routing.
- Connection: 5/16 in. tube × 1/4 in. male NPTF
- 90° elbow design for compact installations
- Brass construction resists corrosion and wear
- Compatible with Graco Pneumatic Grease Jockey Systems
Reliable 90° Tube Connection for Grease Lubrication Systems
Compatible Machines
- Graco Pneumatic Grease Jockey Systems
- Automatic lubrication systems designed for on-road vehicle applications using Grease Jockey components.
- Compatible with equipment requiring a 5/16 in. tube × 1/4 in. male NPTF elbow fitting. Always verify your equipment parts manual before ordering.
Product Overview
The Graco 556640 Fitting, Elbow Male 5/16T X 1/4 NPT is a genuine OEM brass tube elbow engineered to create a secure 90-degree connection between a 5/16-inch tube and a 1/4-inch male NPTF threaded port. It is designed for use in Pneumatic Grease Jockey Systems, allowing efficient routing of lubrication lines while maintaining reliable, leak-resistant performance.
Its durable brass construction offers excellent corrosion resistance and long service life in demanding automatic lubrication applications involving oil and grease. The compact elbow design helps simplify tubing installation where space is limited while maintaining unrestricted lubricant flow.
Key Features
- Genuine Graco OEM replacement fitting.
- Durable brass construction for corrosion resistance.
- 90° elbow design for clean tubing routing in confined spaces.
- 5/16 in. tube × 1/4 in. male NPTF connection.
- Suitable for oil and grease automatic lubrication systems.
- Designed for Pneumatic Grease Jockey Systems.
Technical Specifications
| Part Number | 556640 |
|---|---|
| Product Type | Male Tube Elbow |
| Material | Brass |
| Tube Size | 5/16 in. (7.94 mm) |
| Thread Size | 1/4 in. Male NPTF |
| Thread Type | NPT |
| Connection Type | Tube End × Threaded |
| Compatible Material | Oil and Grease |
| Application | Automatic lubrication systems for on-road vehicles |
Benefits
- Maintains dependable, leak-resistant lubricant connections.
- Provides efficient 90-degree tubing routing without excessive bending.
- Reduces installation stress on tubing in compact assemblies.
- OEM dimensions ensure proper fit and reliable performance.
- Built for long-term durability in demanding lubrication environments.
Installation Notes
Inspect tubing and threads before installation. Apply an appropriate thread sealant to the NPT connection when required, tighten according to the equipment manufacturer's recommendations, and verify the system is leak-free before returning it to service.
Frequently Asked Questions
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