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150PCS M5–M22 Copper Crush Washer Gasket Set — Flat Ring Seal Assortment Kit for Oil Pan & Hydraulic Fittings
150PCS M5–M22 Copper Crush Washer Gasket Set Flat Ring Seal Assortment Kit for Oil Pan & Hydraulic Fittings
Regular price
$75.12 USD
Regular price
$112.68 USD
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$75.12 USD
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150PCS M5–M22 Copper Crush Washer Gasket Set — Flat Ring Seal Assortment for Oil Pan & Hydraulic Fittings
Comprehensive 150-piece copper crush washer gasket assortment covering M5 to M22 inner diameters. Copper crush washers provide superior sealing compared to aluminum on high-pressure hydraulic fittings, fuel system connections, and oil drain plugs. The soft copper deforms to fill micro-gaps, creating a leak-free metal-to-metal seal. The assortment kit covers all common sizes for automotive, hydraulic, and plumbing applications.
Kit Specifications
| Total Quantity | 150 pieces |
|---|---|
| Material | Copper (soft, crushable) |
| Inner Diameter Range | M5, M6, M8, M10, M12, M14, M16, M18, M20, M22 |
| Type | Crush washer / flat ring seal |
| Applications | Oil drain plugs, hydraulic fittings, fuel fittings, banjo bolts |
Why Choose Copper Over Aluminum Crush Washers?
- Superior malleability — copper deforms more easily than aluminum; better sealing on worn or damaged threads
- Higher pressure rating — copper handles higher hydraulic pressures than aluminum; suitable for hydraulic and fuel system fittings
- Corrosion resistant — copper resists oil, fuel, and hydraulic fluid corrosion
- 150pcs assortment — M5–M22 covers all common automotive and hydraulic fitting sizes
Typical Applications
- Engine oil drain plug sealing (M12–M16)
- Hydraulic fitting and banjo bolt sealing
- Fuel system fitting and injector sealing
- Brake caliper banjo bolt sealing
- Power steering and transmission fitting sealing
Package Contents
- 150 × copper crush washer gaskets (M5–M22, multiple sizes)
