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50pc 5/16-18 Steel Rivet Studs - Astro Pneumatic

Part #: RS516

The Astro Pneumatic RS516 50-piece set of 5/16-18 Steel Rivet Studs provides a robust and reliable fastening solution for professional automotive and industrial applications. Engineered for secure and lasting attachment, these zinc-plated steel rivet studs are designed to meet the rigorous demands of repair and fabrication environments, offering consistent performance and durability.

Key Features

  • Durable Construction: Manufactured from high-quality steel with a zinc-plated finish for enhanced corrosion resistance and extended service life in demanding conditions.
  • Standard Threading: Features a precise 5/16-18 thread pitch, ensuring compatibility with commonly available nuts and fasteners for versatile use.
  • Optimal Dimensions: Designed with an outside diameter of 10.9 millimeters and an overall length of 30.5 millimeters for secure installation and adequate thread engagement.
  • Exact Fit: Requires an 11 millimeter (7/16 inch) drill hole, providing a snug and reliable fit for structural integrity.
  • Professional Quantity: Supplied in a convenient 50-piece pack, ideal for shops and technicians requiring a readily available supply for multiple projects.

Applications

These steel rivet studs are an essential component for various professional tasks, including automotive body repair, frame assembly, and the secure attachment of components in areas where traditional through-bolting is impractical. They are suitable for use in truck, trailer, and equipment fabrication, as well as general industrial maintenance and repair where a strong, threaded anchor point is required.

Specifications

  • Manufacturer: Astro Pneumatic
  • Model Number: RS516
  • Material: Zinc Plated Steel
  • Thread Pitch: #5/16-18
  • Outside Diameter: 10.9 mm
  • Drill Hole Size: 11 mm (7/16 inches)
  • Length: 16.5 mm
  • Overall Length: 30.5 mm
  • Quantity: 50 pieces
Only 1 left in stock - order soon
List: $32.20 Save: $4.59

$27.61

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  • Model: 466837
  • Shipping Weight: 1.75lbs
  • UPC: 745227086122
  • Manufacturers Part #: RS516
  • Manufactured by: Astro Pneumatic
  • Also Known As: ASTRS516, AST-RS516

This product was added to our catalog on Wednesday 17 June, 2026.

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