DIN 6798 A/J

DIN 6798 Multi-Tooth Serrated Lock Washers

Serrated Lock Washers

Internal and external multi-tooth lock washers designed to provide positive mechanical locking by biting into mating components, ensuring grounding and vibration safety.

Materials Available: Carbon Spring Steel, Stainless Steel (304 / 316)

Standard Size Range: M3 --- M24

Standard Finishes: Phosphate & Oil, Zinc Plating

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DIN 6798 Multi Tooth Washers Overview

Multi tooth lock washers feature multiple overlapping tabs (either on the outer perimeter or inner perimeter) that twist and dig into the bolt head and mating surface when compressed, preventing counter-rotation.

Vibration Locking & Electrical Grounding Features

Positive mechanical locking.
Excellent electrical grounding by biting through coatings.
Available in internal (Form J) and external (Form A) tooth layouts.
Highly cost-effective lock washer.
Meets DIN 6798 standards.

Electrical Enclosure & Machinery Assembly Uses

Our Multi Tooth Lock Washers components are used across multiple sectors for critical positioning assemblies:

Electrical ground connections
Household appliance assemblies
Control panel terminal locks
Light machinery assemblies

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Frequently Asked Questions

Should I use internal or external teeth- +

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