Hardcore Copper Crusher Washers For M22 Bolts And Sump Plugs 22Mm Inner Diameter 28Mm Outer Diameter 1.5Mm Thick Top Shelf Sealing Gaskets Pack Of Fifteen Sleek Oil Drain Seals With Zero Drip Problems
✔️ Pure copper measured 28x22x1.5mm packed individually for storage
These copper crushing washers act as heavy duty sealing gaskets designed to stop leaks where bolts press against metal surfaces. You will typically install them on engine sump plugs, hydraulic valve covers, and industrial pump fittings to keep fluids contained under pressure.
✅ Constructed from pure copper for superior heat and corrosion resistance✅ Precise 28mm (1.1 in) outer diameter seats perfectly over standard hex studs
✅ Smooth surface finish prevents scratches during bolt installation
✅ Compresses evenly to block oil and coolant seepage around fasteners
✅ Ideal replacement part for maintenance on automotive and marine gear
💡 What actually makes crush ring seals so handy for stopping fluid leaks on engines?
These sealing rings fix drip problems instantly because the soft metal squishes down tight when you torque the hardware. It fills every tiny gap so stubborn moisture stays inside where it belongs.
- Apply a dab of anti seize compound to keep future removal stress free
- Tighten the mounting bolts slowly until the washer flattens completely
- Inspect the contact plate before reuse since permanent deformation breaks the seal
- Swap out worn rings during routine oil changes to prevent messy spills