DIN 42013 earthing washers are specially designed washers with serrations or corrugations, used for electrical connections and grounding. Their teeth bite into the contact surface, removing oxides and ensuring reliable electrical conductivity and long-term grounding stability.
Size Range: M11-M47(standard range)
Standards: DIN42013
Available Materials: Carbon steel (65Mn), Stainless steel (SS304/SS316)
Options: Black oxide, Dacromet, Zinc plating (blue/white, yellow), Nickelplating, etc.
How to Use:
Installed with screws or bolts onto metal surfaces
Teeth cut into the material to ensure reliable electrical contact
Can be used alone or together with other washers
Applications:
Electrical switchgear and panels
Control cabinets
Household appliance grounding
Automotive electrical connections
Telecommunication devices
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.
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