Flat Copper Washer Sealing Ring M8 8mm ID 16mm OD 1.5mm Thick, Heavy Duty Metric Seal Washer, 20 Pieces, Heat Resistant Up To 350C, Withstand 16MPa, Durable Tight Seal For Plumbing And Hydraulic Gear

M8 Copper Washer Sealing Ring: 8mm ID, 16mm OD, 1.5mm thick
✔️ 20 pcs heavy duty copper seals, heat resistant to 350C, 16MPa

These copper washer sealing rings act as precision gaskets designed to create a tight, leak-free seal in high-pressure connections. Commonly used in plumbing, hydraulic systems, and industrial equipment to seal flanges, valves, pumps, and braking assemblies.

✅ Inner diameter: 8mm (0.32 in)
✅ Outer diameter: 16mm (0.63 in)
✅ Thickness: 1.5mm (0.06 in)
✅ Material: Copper
✅ Pack: 20 pieces
✅ Max operation temperature: 350C
✅ Max operation pressure: 16 MPa
✅ Applications: flanges, valves, pumps, air brakes

💡 What is a copper washer sealing ring used for in high-pressure connections?

Copper washers are widely used to provide reliable seals in high-pressure plumbing and hydraulic systems, thanks to their ductility and heat resistance.

- In high-pressure plumbing and hydraulic joints to prevent leaks
- Suitable for flanges, valves, pumps, braking systems
- Copper's conformity helps seal uneven mating surfaces
- Common in chemical plants, power stations, electronics
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