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Home / Washers / National Standard Hardened Grade 8.8 Nickel-Plated Spring Washers Split Elastic Pads M3 M4-M20mm

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Washers
Origin -
Material High-Carbon Steel
Grade 8.8 Hardened
Finish Nickel-Plated
Type Split Spring Washer
Standard National Standard (GB)
Size Range M3 to M20
Hardness HRC 42-50
Application Vibration Resistance
Package Type Bulk Box
Corrosion Resistance Moderate (Indoor/Protected)

6 reviews

A

Anonymous

Mar 28, 2026

Rating: 5/5

Reliable supplier

Third time ordering from this listing. Consistency is key for us, and these washers deliver every time. No defects found in the last 500 units used.

A

Anonymous

Mar 26, 2026

Rating: 5/5

Perfect for machinery repair

These washers are exactly what I needed for my lathe maintenance. The nickel plating looks clean and the split tension is consistent across the batch.

A

Anonymous

Mar 22, 2026

Rating: 4/5

Solid washers

They work as expected. The nickel finish helps prevent rust in my garage projects. Would be nice if they came in smaller quantities for hobbyists.

A

Anonymous

Mar 06, 2026

Rating: 4/5

Good quality, fast shipping

Ordered the M6 size for a DIY project. They fit perfectly and seem very durable. Only giving 4 stars because the box was slightly dented on arrival, but the contents were fine.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Great value for money

Bought a mixed pack for my workshop. Having various sizes from M3 to M12 on hand is super convenient. The metal feels solid.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Industrial grade quality

We use these in our assembly line. The Grade 8.8 hardness holds up well under high vibration conditions. Will definitely reorder.

5 FAQ

Q: Do you sell individual sizes or only mixed packs?

A: We offer both individual size boxes (e.g., M6 only) and mixed assortment kits. Please select your preferred option from the dropdown menu.

Q: Is the nickel plating RoHS compliant?

A: Yes, all our nickel-plated fasteners comply with RoHS standards and are safe for general industrial and consumer applications.

Q: What is the exact hardness rating?

A: These Grade 8.8 washers typically have a hardness range of HRC 42 to 50, ensuring excellent spring tension and durability.

Q: Are these washers suitable for outdoor use?

A: While the nickel plating offers some protection, these are best suited for indoor or protected environments. For harsh outdoor conditions, we recommend stainless steel variants.

Q: Can these be reused after removal?

A: Spring washers are generally designed for single-use to ensure optimal locking force. However, for low-vibration applications, careful reuse may be acceptable if the washer retains its shape.

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