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8-1.25mm BLK PHOS EXT "U" NUT - Disco Automotive Hardware

Part #: 5557PK

The Disco Automotive Hardware 5557PK 8-1.25mm Black Phosphate External "U" Nut is a professional-grade, self-retaining fastener engineered for efficient and secure panel attachment in automotive and industrial settings. This U-nut provides a reliable threaded fastening point without the need for traditional nuts, bolts, washers, or complex welding, streamlining assembly processes for technicians and mechanics.

Key Features

  • Self-Retaining Design: Clips securely onto panel edges, eliminating the need to hold a nut during installation and accelerating assembly times.
  • M8-1.25mm Thread: Precisely sized for M8 x 1.25mm metric screws, ensuring a proper and secure fit for a wide range of applications.
  • Black Phosphate Finish: Offers enhanced corrosion resistance and a durable, professional appearance, crucial for components exposed to various environmental conditions.
  • Vibration Resistant: Constructed from spring steel, these U-nuts maintain consistent clamping force, making them ideal for high-vibration environments common in vehicles and machinery.
  • Professional-Grade Construction: Designed for demanding use, providing a robust and long-lasting fastening solution.

Applications

This versatile U-nut is widely utilized by professional technicians and mechanics across various demanding applications. It is particularly effective for securing components in automotive interior panels, exterior trim, and engine compartment assemblies. Common uses include dashboard and console assembly, door panel attachment, underhood component mounting, and the installation of electrical components and wiring harnesses. Beyond automotive, its robust design makes it suitable for fastening panels and equipment in industrial machinery, appliances, and electronic enclosures where quick, reliable, and vibration-resistant fastening is essential.

We have 29 in stock
List: $12.10 Save: $1.36

$10.74

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This product was added to our catalog on Friday 12 June, 2026.

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