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DIN6798 J Serrated Lock Washers – Type J, with Internal Teeth

J, with internal and external teeth) arelocking washers with serrations on both the inner and outer edges. This dual-toothdesign allows the washer to bite into both the fastener and the bearing surface,providing enhanced resistance to loosening and improving electrical conductivityIt is suitable for applications requiring a higher level of locking security.
The standard size range covers M1.6-M30, manufactured in accordance with DlN6798 J, with non-standard customization available upon request.
Available Materials: Carbon steel (65Mn), Stainless steel (SS304/SS316)
Options: Black oxide, Dacromet, Zinc plating (blue/white, yellow), Nickelplating, etc.

How to Use & Applications

How to Use: Place the DlN6798 J washer under the nut or bolt head. The internalteeth bite into the fastener, while the external teeth engage with the bearingsurface, creating a dual locking effect to resist loosening caused by vibration orimpact.
Applications: Widely used in automotive industry, electrical equipment,household appliances, railway and bridge construction, and machinerymanufacturing, especially where both anti-loosening and conductivity are critical.

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Established in 2003, Ruiqin Standard Parts integrates R&D, Production and Export in the Industry of Washers & Fasteners, including Self-locking Washers, Belleville Washers, Serrated Washers and Retaining Rings for Automotive and Machinery Applications.