Description
Part Number: AF174-20
Aeroflow -20AN Buna N Rubber O-Rings (10 Pack)
High-performance nitrile rubber replacement seals engineered for -20AN male thread fittings, O-ring boss ports, fuel systems, and oil lines.
Key Features
- ☑ High-grade Buna N (Nitrile) rubber construction for optimal seal resilience
- ☑ Precise -20AN sizing with 39mm (1-9/16″) inner diameter and 43mm (1-11/16″) outer diameter
- ☑ Fully compatible with unleaded pump petrol, race gasoline, alcohol, and E85 ethanol
- ☑ Leak-free sealing solution for O-ring boss (ORB) adapter fittings and plumbing hardware
- ☑ Convenient 10-piece workshop pack ideal for vehicle maintenance and custom race plumbing
Technical Specifications
| Manufacturer | Aeroflow Performance |
|---|---|
| Part Number | AF174-20 |
| Material | Buna N (Nitrile Rubber) |
| AN Fitting Size | -20AN |
| Inner Diameter (I.D.) | 39mm (1-9/16″) |
| Outer Diameter (O.D.) | 43mm (1-11/16″) |
| Fuel Compatibility | Unleaded Petrol, Methanol, Alcohol, E85 Ethanol |
| Pack Quantity | 10 O-Rings |
What’s Included in the Box
- 10 x Aeroflow -20AN Buna N Rubber O-Rings (Part # AF174-20)
Aeroflow Performance products are precision-built to meet the stringent requirements of professional motorsport and high-horsepower road applications. Order your genuine Aeroflow hardware from JP Racing for dedicated technical guidance and rapid UK shipping straight to your garage.







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