304 Stainless Steel Open Spring Washer, M2.5-M20

This open spring washer is designed for added security and load distribution in various industrial applications. Crafted from 304 stainless steel, it offers excellent corrosion resistance and durability, ensuring long-lasting performance even in demanding environments. Available in sizes ranging from M2.5 to M20, it is suitable for a wide array of fastening tasks, providing reliable tension and preventing loosening of fasteners. Ideal for use in construction, automotive, and machinery industries. Standard No.: GB93 Surface Treatment: Whitewash Material Grade: 42-50HRC Product Grade: A-level Strong Corrosion Resistance: Resistant to atmosphere, fresh water, weak acids, and weak alkalis. Suitable for outdoor, chemical, food, electronics, marine, and other scenarios. Superior to blackened carbon steel spring washers. Open-ring Wedge-shaped Cross-section: The body-formed opening is naturally conical. After assembly, it is compressed, generating continuous axial elastic force, filling thread gaps and connection settlement. Easy to Install: Standard size, compatible with regular wrenches. The opening direction should be opposite to the nut tightening direction, resulting in high assembly efficiency. Manufacture country: China Instructions included: No