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RUBBER NUT 5/16-18 THREAD - AUVECO - Auto Vehicle Parts LLC

Part #: AV13011

The AUVECO AV13011 Rubber Nut, commonly known as a Well Nut, is an essential professional-grade fastener designed for secure, vibration-resistant, and sealed connections in various automotive and industrial applications. This 5/16-18 thread well nut provides a reliable solution for blind fastening, where access to the backside of a panel or component is limited or impractical. Engineered for durability and performance, it ensures a tight, watertight seal while isolating mounted components from vibration and noise.

Key Features

  • Premium Neoprene Construction: Crafted from high-quality neoprene rubber, this well nut offers excellent vibration isolation, dampens noise, and resists environmental factors such as moisture, ozone, and chemicals, ensuring long-lasting performance in harsh conditions.
  • Corrosion-Resistant Brass Insert: Each rubber expansion nut features a captive 5/16-18 brass nut securely molded within the neoprene body, providing strong, consistent threading and preventing pull-through during installation.
  • Secure & Blind Fastening: Designed to expand and create a tight seal when a screw is tightened, these rubber rivet nuts are ideal for securing components in blind holes or to thin or fragile materials.
  • Watertight Seal & Electrical Isolation: The neoprene body forms a watertight seal, protecting components from liquid ingress, and acts as an electrical insulator, preventing galvanic corrosion between dissimilar materials.
  • Professional Grade Durability: Built to withstand the demands of professional automotive and industrial environments, offering a strong, yet flexible, mounting point that can absorb shock and movement.

Applications

The AUVECO AV13011 Sealing Well Nut is highly versatile and widely utilized by professional technicians and mechanics across numerous sectors. It is commonly employed in automotive applications for securing body panels, fairings, interior trim, dashboards, and accessory mounts. Industrially, this vibration isolation nut is invaluable for marine equipment, motorcycle components, recreational vehicles (RVs), ATV repairs, HVAC systems, and for fastening sensitive electronic enclosures or lightweight structures where vibration isolation and sealing are critical.

Specifications

  • Manufacturer: AUVECO - Auto Vehicle Parts LLC
  • Model Number: AV13011
  • Thread Size: 5/16"-18
  • Material: Neoprene Body with Brass Insert
  • Head Diameter: 0.875" (7/8")
  • Head Thickness: 0.125" (1/8")
  • Shank Diameter: 0.620" (5/8")
  • Shank Length: 0.600"
  • Overall Length: 0.725"
  • Recommended Hole Size: 0.625" (5/8")
  • Grip Range (Suitable for Wall Thickness): 0.015" to 0.187"
Only 1 left in stock - order soon

$29.20

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

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