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10/pk 5/16" or 8 mm ID - COPPER CRUSH WASHERS for M8 Metric or Banjo Bolt
Item #: 38938621

10/pk 5/16" or 8 mm ID - COPPER CRUSH WASHERS for M8 Metric or Banjo Bolt

Item #: 38938621

€ 23

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*All items will import from US

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Only 14 items left in stock.
Order now and get it around Friday, July 10
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What Stands Out

Copper Material
Made from high-quality copper, these washers ensure excellent sealing performance and durability, outperforming traditional materials in temperature resistance and corrosion, beneficial for various automotive and plumbing applications.
Versatile Fit
Designed specifically for M8 metric or banjo bolts, these washers provide a perfect fit, reducing the risk of leaks and ensuring optimal functioning in hydraulic and brake systems, enhancing overall safety.
Pack Quantity
With 10 washers per pack, this economical option provides ample supply for multiple projects, making it a cost-effective choice for both professionals and DIY enthusiasts looking to maintain or repair threaded connections.

Product Details

Shop for high-quality copper crush washers for M8 Metric or Banjo Bolt. Get 10pk 516" or 8 mm ID washers at Ubuy Malta.
  • Outside Diameter: 12mm
  • Inside Diameter: 8mm
  • Thickness: 1.0mm
  • Material: Copper
  • Includes 10 washers
Outside Diameter12 Millimeters
Fastener SizeM8
Item Thickness1 Millimeters
Size Name12 millimeters
Item Weight1 Ounces (28.35 grams)
Number of Pieces10
Item Diameter8 Millimeters
Compatible Groove Diameter8 Millimeters
Material TypeCopper
Exterior FinishCopper Crush
Metal TypeCopper
Finish TypesCopper Crush
Washer TypeFlat
Screw Head StyleFlat
Fastener TypeFlat Washer
Thread SizeM8
BrandDYNAPEX
UPC600186581920
ManufacturerDynapex
Number Of Items10
Set Name10
Part Numberz12_08_10
Unit Count10.0 Count
ColorBronze
MaterialCopper
Country of OriginThis item will be imported from US
What is in the box10/pk 5/16" or 8... For more details, please check description/product details

Who Should Buy?

Suitable For
  • Mechanics and Technicians

    Ideal for mechanics needing reliable sealing on M8 metric applications, ensuring durability and optimal performance.

  • Automotive Enthusiasts

    Perfect for car enthusiasts working on brake or fuel systems where banjo bolts require dependable sealing solutions.

  • Home Repair Projects

    Useful for DIYers and homeowners tackling plumbing or automotive repairs, seeking reliable sealing options.

Not Suitable For
  • Non-Metric Applications

    Not suitable for projects requiring washers outside M8 metric specifications, limiting its usability.

  • High-Pressure Systems

    Less effective for high-pressure systems where advanced sealing solutions are necessary beyond copper washers.

  • Environmental Concerns

    Not recommended for situations where environmental factors may corrode copper, affecting longevity and performance.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are copper crush washers used for?

    Answer: Copper crush washers are typically used in automotive, plumbing, and general mechanical applications to create a sealed joint between two surfaces. When a bolt is tightened, the washer compresses, forming a seal that prevents leakage of fluids or gases. This is particularly valuable in applications involving M8 metric or banjo bolts where maintaining pressure and preventing leaks is crucial.
  • Question: Why choose copper over other materials for crush washers?

    Answer: Copper crush washers are preferred for their excellent sealing properties and resistance to corrosion. Copper can handle high temperatures and pressures, making it ideal for critical applications like hydraulic systems or fuel connections. Additionally, it ensures a tight seal that won’t deform under pressure, which is essential for reliable operation over time.
  • Question: Can I use these washers in high-temperature environments?

    Answer: Yes, copper crush washers are suitable for high-temperature environments. Copper's thermal conductivity enables it to endure extreme heat without losing its structural integrity, making it ideal for use in engines or brake systems where high temperatures are generated. Their ability to maintain a reliable seal under these conditions enhances their functionality in demanding applications.
  • Question: How do I install copper crush washers correctly?

    Answer: To install copper crush washers, first clean the surfaces where the washer will be placed to ensure a proper seal. Position the washer on the bolt, followed by the component you’re securing. When tightening, ensure even pressure to compress the washer fully, ensuring a tight seal. This method is crucial for achieving maximum sealing effectiveness and preventing leaks.
  • Question: Are these copper crush washers reusable?

    Answer: Copper crush washers are typically designed for single-use applications. When compressing the washer during installation, it deforms to create a seal, and while it may appear reusable, its effectiveness is compromised once installed. For optimal performance, it is recommended to replace the washer each time you reassemble the joint for a leak-free seal.
  • Question: What sizes are available for these copper washers?

    Answer: The 10pk 516 or 8 mm ID copper crush washers specifically cater to M8 metric or banjo bolts. This size is ideal for various automotive and hydraulic applications. Additionally, they can fit standard metric threads commonly found in many vehicles, ensuring versatility in multiple settings, from DIY repairs to professional mechanical work.
  • Question: What does the '10pk' signify in the product title?

    Answer: The '10pk' in the product title signifies that this product package includes ten individual copper crush washers. This bulk packaging is advantageous for mechanics or DIY enthusiasts who frequently perform repairs requiring washers, providing the convenience of having multiple washers on hand without needing to reorder every time they are needed.
  • Question: Do I need any special tools for using these washers?

    Answer: No special tools are required to use copper crush washers. A standard wrench is sufficient for tightening the bolts with the crush washers in place. However, ensuring that the surfaces are clean and free of debris is important to achieve a proper seal. Basic tools will suffice for most standard installations, making them accessible for both professionals and hobbyists.
  • Question: Are copper crush washers suitable for all fluids?

    Answer: Copper crush washers are compatible with a wide range of fluids, including oil, fuel, and hydraulic fluids. However, they may not be suitable for aggressive chemicals or corrosive substances, which could degrade the copper material. It's important to consider the specific fluids involved in your application to ensure optimal performance and longevity.
  • Question: Where can I buy 10pk 516 or 8 mm ID - COPPER CRUSH WASHERS for M8 Metric or Banjo Bolt?

    Answer: You can conveniently purchase the 10pk 516 or 8 mm ID copper crush washers for M8 metric or banjo bolts at Ubuy in Malta. Ubuy offers a wide selection of high-quality automotive components, making it easy for you to find exactly what you need for your projects.

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