Spring washers
Light spring washers GB/T 859-1987

Spring washers are installed under nuts to prevent them from loosening.
In the screw industry, spring washers are often called spring washers. They are made of stainless steel and carbon steel, which is iron. Commonly used spring washers are M3, M4, M5, M6, M8, M10. M12, M14, and M16. These specifications are more commonly used.





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