SKU: 11160 | UPC: 690092190972
Vibrant -4 AN Female Weld Bung (7/16in -20 Thread) – Aluminum
Vibrant Performance weld bungs create secure threaded ports for AN fittings in custom projects. This aluminum -4 AN female bung with 7/16in -20 threads fits aluminum radiators oil pans tanks and specialized automotive plumbing setups. CNC machining ensures tight seals and reliable fluid handling in high-pressure performance applications.
Key Features
- CNC Machined 6061-T6 Aluminum: Provides corrosion resistance and structural integrity for long-term durability in harsh engine bay conditions.
- -4 AN Female Threads: Standard 7/16in -20 UNF sizing accepts all compatible -4 AN male hose ends and adapters without leaks.
- Weld-In Design: Smooth exterior surface allows clean TIG welds into aluminum or steel for custom tank radiator or pan fabrication.
- Compact Dimensions: 1.25in overall length and 0.75in outer diameter minimize weight and fit tight spaces in performance builds.
- Versatile Plumbing Solution: Handles oil coolant or fuel lines in radiators catch cans oil pans and fabricated reservoirs.
Product Notes
- Debur interior threads before use to prevent damage to fittings.
- Store in dry area to maintain aluminum surface quality.
- Packaged individually for protection during shipping.
Installation Notes
- Professional installation recommended.
- TIG weld with 4043 or 5356 filler rod matching base material thickness.
- Compatible with standard AN stainless steel hose fittings and clamps.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Universal | Custom Fabrication | Radiators Oil Pans Tanks |
Why Choose Vibrant Performance?
- Established leader in motorsports components used by professional builders.
- Exact tolerances from CNC processes deliver consistent performance.
- Engineered for high-flow low-restriction fluid systems.
Frequently Asked Questions
- Q: Will this bung work with -4 AN hose ends from other brands?
A: Yes standard 7/16in -20 UNF threads ensure compatibility across all AN certified fittings. - Q: What type of welding is required?
A: TIG welding recommended for aluminum projects use matching filler and prep surfaces for strongest joints. - Q: Is there a warranty on this part?
A: Vibrant Performance backs products with manufacturer defect warranty contact support for claims.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Protective poly bag 2in x 2in x 1in box
- Weight: 0.05 lbs





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