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INTRNL TEETH LOCKWSHR 5/16 100PK*AV5266 - AUVECO - Auto Vehicle Parts LLC

Part #: WE1077

Ensure the steadfast security of your critical fasteners with the AUVECO WE1077 Internal Tooth Lock Washers. Specifically engineered for professional automotive and industrial applications, these 5/16 inch zinc-plated steel washers are designed to resist loosening caused by vibration and torque, providing a reliable and durable solution for demanding environments. This convenient 100-pack ensures technicians and mechanics have a ready supply for routine maintenance and essential repairs.

Key Features

  • Enhanced Fastener Security: Featuring inward-facing teeth, these lock washers effectively bite into both the bearing surface and the fastener head, creating a robust locking action that significantly resists rotational forces and prevents fasteners from loosening.
  • Superior Vibration Resistance: Designed to maintain clamping force even in high-vibration conditions, these internal tooth lock washers are ideal for securing components in engines, machinery, and other dynamic assemblies.
  • Durable Construction: Manufactured from robust steel with a protective zinc finish, these washers offer reliable performance and enhanced corrosion resistance for longevity in various professional settings.
  • Professional Grade Quality: As an AUVECO product, the WE1077 lock washers meet high OEM standards, ensuring consistent quality and trusted performance for professional mechanics and industrial users.
  • Compact & Clean Fit: The internal tooth design provides a cleaner aesthetic as the teeth are not visible from the exterior, making them suitable for applications where appearance or limited outer diameter space is a consideration.
  • Convenient 100-Pack: Supplied in a bulk quantity, this pack is designed for efficiency in busy workshops, providing an ample supply for multiple projects.

Applications

These 5/16" internal tooth lock washers are indispensable for a broad spectrum of fastening applications where integrity and resistance to loosening are paramount:

  • Automotive Repair: Ideal for securing components within engine compartments, chassis assemblies, and electrical connections where vibration is common.
  • Industrial Machinery: Essential for the assembly and maintenance of various industrial equipment, agricultural machinery, and heavy-duty vehicles, ensuring critical fasteners remain tight.
  • Electrical Grounding: Provides a reliable metal-to-metal contact, making them suitable for electrical grounding applications where maintaining continuity is crucial.
  • General Fastening: Perfect for any professional task requiring enhanced joint integrity and protection against loosening under dynamic loads or moderate vibration.

Specifications

  • Manufacturer: AUVECO - Auto Vehicle Parts LLC
  • Model Number: WE1077
  • Size: 5/16 inch
  • Material: Steel
  • Finish: Zinc-Plated
  • Quantity: 100 per pack (AV5266)
Only 1 left in stock - order soon

$3.12

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This product was added to our catalog on Friday 10 July, 2026.

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