Description
Crush washers are critical for creating leak-free AN fitting connections that maintain integrity under pressure cycles and vibration. When you’re running high-performance fuel, oil, or coolant systems, a failed connection can mean catastrophic engine damage—these aluminum crushers ensure a reliable seal every time. At 10 per set, you’ll have spares on hand for future builds and repairs.
- 4 AN size
- 7/16 in. ID
- Aluminum construction
- Set of 10
- Bolt-on installation
- MPN: 177004ERL






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