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DIN 6797 A - Toothed lock washers, external form A Current norm: DIN 6797 Equivalent norms: CSN 021744; UNI 8841;

Metric DIN 6797 are toothed lock washers that are available in Form A (external tooth) and Form J (Internal tooth). Form A has teeth that extend outward from the outside edge of the washer. Form J has teeth that extend inward from the inside edge of the washer.

DIN 6797 A External Tooth Lock Washers have twisted prong teeth on the largest radius, which results in superior torsional resistance, and are the preferred tooth-type lock washer when the greatest locking ability is desired.

DIN 6797A Star Lock Washer External Steel M5 (Pack of 200.0)

DIN 6797 A Toothed lock washers, external form A Dimensions, Specifications, Standard, Weights, Equivalent and Download PDF

Home » Technical Pages » DIN Specifications » DIN 6797A Specifications – Toothed Lock Washer – Type A

Mar 25, 2025 · Larger diameter External Tooth Lock washers are often used to lock nuts onto shafting. In this case the external tabs are bent up to lock the nut in place. 243 Tooth Lock Washer (Int. & Ext.) (din 6797a), showing 200, (click on any line for more information)

Metric tooth lock washers, also known as toothed lock washers or serrated lock washers, are a type of washer designed to prevent nuts, bolts, or screws from loosening due to vibrations or other external forces.

Purchase Bulk DIN 6797A External Tooth Lock Washers in A2 Stainless Steel. Ideal for preventing fastener loosening due to vibrations. Available in various sizes. Fast shipping from Monster Bolts.