[10000 BULK] Lock Washers Countersunk External Tooth Steel Zinc #6

Lock Washers Countersunk External Tooth Steel Zinc #6 are high-performance hardware fasteners designed to secure assemblies by preventing loosening due to vibration and torque. This zinc-plated steel washer combines a countersunk profile with external teeth to provide a flush seating surface and reliable bite into the mating material.

Product highlights

• Material: steel with zinc plating for corrosion resistance.
• Design: countersunk external-tooth lock washer for a flush fit and positive locking.
• Size: #6 standard size compatible with common fasteners.
• Benefits: reduces loosening, distributes load, improves joint integrity under vibration.
• Applications: automotive, machinery, cabinetry, appliances, and general hardware assemblies.

Why choose zinc-plated steel?

The zinc coating protects against rust and corrosion in challenging environments, helping extend the life of fastened joints.

How to use

Place the washer under the fastener head or nut. Tighten to the recommended torque so the teeth bite into the surface, creating a secure locking action that resists rotation.