KCOS-CD Steel Open Rivetnut | Countersunk Knurled | M4-M10

Steel Open Countersunk Head Knurled Rivetnut

The KCOS-CD Steel Open Countersunk Head Knurled Rivetnut is designed to create strong, reliable internal threads in thin sheet materials, hollow sections, and tubular assemblies where access is only available from one side. Manufactured from steel with a Zinc Plated Cr3 finish, these Rivetnuts provide excellent strength, durability, and corrosion resistance for demanding industrial and engineering applications.

Featuring a knurled body and countersunk head design, the KCOS-CD Rivetnut offers enhanced resistance to rotation after installation while sitting flush with the surface of the parent material. The open-end construction allows the use of longer bolts and fasteners where required, making it a versatile fastening solution for a wide range of applications.

Applications

The KCOS-CD Steel Open Countersunk Head Knurled Rivetnut is ideal for:

• Sheet metal fabrication
• Automotive and transport equipment
• Electrical enclosures and cabinets
• HVAC systems
• Machinery and equipment manufacturing
• Agricultural machinery
• Engineering and construction projects
• Industrial assembly operations
• Maintenance and repair applications
• Applications requiring a flush-mounted fixing

Available Sizes

Available in the following metric thread sizes:

• M4 (2 Length Options)
• M5 (2 Length Options)
• M6 (2 Length Options)
• M8 (2 Length Options)
• M10 (2 Length Options)

Suitable for materials up to 6.50 mm thick.

Key Features

• Steel construction for high strength and durability
• Knurled body helps resist rotation after installation
• Countersunk head provides a flush finished appearance
• Open-end design for versatile fastening applications
• Creates strong, reusable threads in thin materials
• Suitable for installation from one side of the workpiece
• Zinc Plated Cr3 finish for corrosion resistance
• Metric internal thread
• Ideal for applications requiring minimal surface protrusion
• Available in multiple thread sizes and grip ranges

Specifications

Code: KCOS-CD
Shape: Knurled
Head: Countersunk
Style: Open
Material: Steel
Body: Metric
Finish: Zinc Plated Cr3
Material Thickness: Up to 6.50 mm

Why Choose KCOS-CD Steel Countersunk Knurled Rivetnuts?

The KCOS-CD Rivetnut combines the anti-rotation benefits of a knurled body with the aesthetic and functional advantages of a countersunk head. The knurled exterior improves grip within the parent material, helping prevent spinning during installation and use, while the countersunk head sits flush with the material surface for a clean, professional finish.

Manufactured from zinc-plated steel, these Rivetnuts provide reliable performance in a wide range of fabrication, engineering, manufacturing, and maintenance applications where a flush-mounted threaded insert is required.

Product Summary

KCOS-CD Steel Open Countersunk Head Knurled Rivetnuts with Zinc Plated Cr3 finish for materials up to 6.50 mm thick. Available in M4 to M10 metric thread sizes with multiple length options. Ideal for creating strong, anti-rotation, flush-mounted threaded fixing points in sheet metal and industrial applications.