SKU: 10373 | UPC: 690092146085
Vibrant 1/2in NPT x 1/2in NPT Straight Union Pipe Adapter Fitting – Aluminum (Universal)
Vibrant Performance straight union adapter fittings connect 1/2in NPT hose ends to matching ports on oil pumps fuel pumps fuel filters and other components in performance vehicles. Crafted from lightweight 6061 aluminum alloy these adapters ensure smooth fluid flow and secure leak-free seals. MPN 10373 delivers precision threading for easy assembly in custom oiling and fuel systems across racing and street applications.
Key Features
- 6061 Aluminum Alloy: Provides durable lightweight construction that cuts system weight while handling high-pressure demands
- 1/2in NPT x 1/2in NPT Threads: Male to male straight design creates direct unions between hose ends and component ports
- Anodized Black Finish: Resists corrosion and delivers a professional look that matches performance plumbing setups
- Smooth Bore Design: Promotes unrestricted flow to maintain pressure and efficiency in oil and fuel lines
- Anti-Leak Seal: Precision machining ensures tight connections that prevent leaks during operation
Product Notes
- Inspect threads for debris prior to assembly to maintain seal integrity
- Avoid overtightening to prevent thread damage on aluminum fittings
- Compact design ships easily with minimal packaging
Installation Notes
- Professional installation recommended.
- Apply PTFE tape or pipe sealant to male NPT threads for optimal sealing
- Compatible with standard AN hose ends and 1/2in NPT ports on Melling Holley Aeromotive pumps
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All Performance Vehicles | Custom Oil Fuel Systems |
Why Choose Vibrant Performance?
- Established leader in motorsports plumbing components
- Focuses on precision manufacturing for consistent reliability
- Designs fittings for real-world high-flow demands
Frequently Asked Questions
- Q: Will this adapter work with standard oil pumps like Melling or Mocal?
A: Yes it threads directly into 1/2in NPT ports on most Melling Mocal Holley and Aeromotive pumps used in LS small block big block and import builds - Q: What material and finish does it have?
A: Made from 6061 aluminum alloy with black anodized finish for strength corrosion resistance and heat dissipation - Q: Does it require special tools for installation?
A: Standard NPT wrenches suffice pair with thread sealant for quick secure installation no special hardware needed
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact protective box 3in x 3in x 1in
- Weight: 0.05 lbs





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