Steel Elbow 3/8" FPT 4000 PSI – OEM Replacement Fitting
Part Number: 2590
Category: Pressure Washer Parts → Fittings & Adapters → Steel Elbows
Type: Steel 90° Elbow Fitting
The Steel Elbow 3/8" FPT (Part #2590) is a heavy-duty OEM replacement fitting designed to provide a reliable 90-degree change in flow direction within pressure washer systems, pumps, hydraulic support equipment, compressed air systems, and industrial fluid transfer applications. Featuring 3/8-inch Female Pipe Thread (FPT) connections on both ends, this elbow fitting allows components to be connected at a right angle while maintaining efficient flow and system integrity.
Key Features & Benefits
- Genuine OEM replacement fitting
- 90-degree elbow configuration
- 3/8" FPT x 3/8" FPT connections
- Heavy-duty steel construction
- Rated up to 3000 PSI
- Leak-resistant threaded connections
- Helps redirect flow in tight spaces
- Suitable for high-pressure applications
- Durable construction for demanding environments
- Simplifies plumbing and system routing
- Long service life and reliable performance
Technical Specifications
Part Number: 2590
Product Type: 90° Elbow Fitting
Connection Size I: 3/8" FPT
Connection Size II: 3/8" FPT
Thread Type: Female Pipe Thread (FPT) x Female Pipe Thread (FPT)
Material: Steel
Maximum Pressure: 3000 PSI
Configuration: 90° Elbow
OEM Replacement: Yes
Application: Fluid Direction Change and System Routing
Common Applications
- Pressure washer systems
- Pump assemblies
- Hydraulic support systems
- Compressed air systems
- Water supply systems
- Industrial fluid transfer equipment
- Chemical application equipment
- Agricultural equipment
- Wash-down systems
- Commercial cleaning equipment
- Pressure gauge and accessory installations
Performance Benefits
- Provides efficient 90-degree flow redirection
- Helps reduce hose and plumbing stress
- Supports high-pressure system operation
- Durable steel construction for demanding environments
- Leak-resistant threaded connections
- Simplifies system routing in confined spaces
- Reliable performance under pressure
- Long-lasting service life
Signs Replacement May Be Needed
Replace the fitting if you notice:
- Fluid or air leaks
- Damaged or stripped threads
- Visible corrosion or rust
- Cracks or deformation in the fitting body
- Restricted flow due to internal damage
- Loose or unreliable connections
- Excessive wear from long-term service
Installation Notes
- Shut off system pressure before servicing.
- Inspect all mating threads for wear or damage.
- Apply appropriate thread sealant or PTFE thread tape.
- Thread both connections into the elbow fitting by hand.
- Tighten securely using the proper tools.
- Position the elbow for the desired flow direction.
- Pressurize the system and inspect for leaks.
Important: Verify compatibility with your system's thread sizes and operating pressure requirements before installation. Always ensure the fitting's pressure rating meets or exceeds system operating pressure.
Maintenance Recommendations
- Inspect fittings regularly for leaks.
- Check threaded connections during routine maintenance.
- Replace damaged or worn fittings promptly.
- Keep threads clean and free from debris.
- Verify proper sealing after servicing.
- Monitor fitting integrity during operation.
