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3/8-16 FREE SPINNING WASHER NUT - AUVECO - Auto Vehicle Parts LLC

Part #: 15351

The AUVECO 15351 3/8-16 Free Spinning Washer Nut is an essential fastener engineered for professional automotive and industrial applications. Manufactured by AUVECO – Auto Vehicle Parts LLC, a trusted name with over a century of experience in specialty fasteners, this nut integrates a free-spinning washer for reliable and efficient fastening. This design ensures superior load distribution and actively helps prevent surface damage to components during installation and throughout the lifespan of the joint.

Key Features

  • Integrated Free-Spinning Washer: The captive washer rotates independently of the nut, preventing marring and scratching of the mating surface while ensuring even clamping force distribution.
  • Enhanced Fastening Security: Engineered to resist loosening under vibration and torque, promoting a secure and stable joint in demanding environments.
  • Durable Construction: Features a robust design with a phosphate finish for enhanced durability and corrosion resistance, ensuring longevity in harsh conditions.
  • Standard Sizing: Equipped with a 3/8"-16 coarse thread and a 9/16 inch hex wrench size for broad compatibility with existing hardware and tools.
  • Professional Grade: As a product from AUVECO, this fastener guarantees professional-grade quality, meeting the rigorous demands of technicians and mechanics.

Applications

The AUVECO 15351 Free Spinning Washer Nut is ideal for a wide range of automotive and industrial fastening needs, particularly where critical load distribution and surface protection are paramount. Common applications include securing chassis components, engine accessories, body panels, and various brackets. This nut is specifically compatible with numerous Ford vehicles, including specific model years of the Bronco, E-150, Escort, Explorer, F-Series trucks, Mustang, and Taurus, making it a reliable choice for OEM-compliant repairs and replacements. Its integrated design often eliminates the need for a separate flat washer, streamlining assembly processes in busy workshops.

Specifications

  • Manufacturer: AUVECO - Auto Vehicle Parts LLC
  • Model Number: 15351
  • Thread Size: 3/8"-16 (Coarse)
  • Washer Outside Diameter: 7/8 inch
  • Wrench Size: 9/16 inch
  • Overall Height: 7/16 inch
  • Finish: Phosphate (White)
Only 2 left in stock - order soon

$12.75

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This product was added to our catalog on Friday 05 June, 2026.

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