SS304 DIN125/GB97 M20 Flat Washers

Made from 304 stainless steel, they exhibit exceptional corrosion and heat resistance, making them suitable for harsh environments. These washers feature a flat, disc-like shape and are designed to be placed between bolts and nuts.Their primary function is to distribute pressure evenly across the bolt head, protecting the connection surface from damage. Additionally, SS304 flat washers prevent bolts from loosening, ensuring a secure fit. Their precision thickness and smooth finish guarantee a reliable performance in applications requiring high precision and durability.

This SS304 DIN125/GB97 M20 Flat Washers is manufactured strictly in accordance with DIN125 and GB97 standards and has precise dimensions. Its inner diameter is 21mm, which can fit tightly to the M20 thread, and its outer diameter is 37mm and its thickness is 3.3mm, providing a large bearing area.
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The product is made of 304 stainless steel, which has excellent corrosion resistance and rust resistance. It can be used for a long time in a variety of complex environments, effectively extending the service life of the product. The surface presents a natural luster and does not require additional treatment. It is both beautiful and can maintain the original performance of the material. ​

In terms of dimensional tolerance control, the product is extremely strict. The inner diameter tolerance is + 0.33/-0mm, the outer diameter tolerance is + 0/-0.62mm, and the thickness tolerance is + 0/-0.6mm, ensuring that each washer can perfectly match the fastener, evenly disperse the pressure, prevent material damage caused by pressure concentration, and ensure the stability and reliability of the connection.​

SS304 DIN125/GB97 M20 Flat Washers are widely used in many industries such as construction, machinery manufacturing, and the automotive industry. Whether used between nuts and bolts or as spacers between parts, they can exert their excellent performance and are indispensable fastening accessories in various engineering projects.