DIN6797 internal tooth lock washer has teeth that extend radially inward to bite into the bearing surface. The internal tooth lock washer is designed to prevent a nut or bolt head from loosening with the strut action set up by the teeth. The teeth, also, absorb shock and vibration. We manufacture stainless steel internal tooth lock washer in an extensive range of sizes. They can be ordered from our inventory or produced and packaged according to your custom requirements.

Advantages and Services

Various hardware types and materials for selection.

Customized special hardware and sizes are welcomed.

Technical service and consultation are supported.

Advanced production equipment and production technology

Competitive price (factory direct price) with professional service.

Strict quality inspection for both materials and finished products.

Focus on every details throughout service, production, packing and shipment.

Extensive sales network with exporting to more than 30 countries.

Parameters 

Application

DIN6797 Internal tooth lock washer is a stamped circular washer with locking teeth that towards inside. This is the most preferred type of lock washer as the teeth offer the greatest locking hold. Usually, tooth style lock washers have a tendency to mar a soft mating surface and should not be used in polished stainless, chrome, or decorative finishes. Use with nuts and bolts of the same material for proper installation. But for electrical equipment, the teeth abrade the grounding surface in electrical grounding applications to improve the electrical connection.

Features

High Quality with Excellent Anti Rust Resistance

Various Size Range

Smooth Surface with No Burrs

Precise Size Assures Perfect Assembling with Bolts and Screws

Anti Lossening with the Strut Action of the Teeth