Overview of the M4 cap nut

The M4 cap nut according to DIN 1587 is a hexagonal nut with a closed top, designed to finish screw connections not only functionally but also aesthetically. The zinc-plated finish provides extra protection against corrosion, extending the lifespan of the connection.

Technical specifications

• Diameter (d): M4
• Pitch (p): 0.7 mm
• Width across flats (s): 7 mm
• Height (h): 8 mm
• Head diameter (dk): 6.5 mm
• Material: Steel, zinc-plated
• Standard: DIN 1587

Applications

This cap nut is ideal for applications where a neat finish and protection of the thread are desired. Consider:

• Automotive sector: Fastening of body parts and interior components.
• Construction sector: Assembly of visible structural elements.
• Furniture industry: Finishing of furniture fittings and decorative elements.

Benefits of the zinc-plated finish

The zinc layer on this cap nut offers several advantages:

• Corrosion resistance: Protects against rust formation in humid environments.
• Aesthetic appearance: Provides a shiny, professional finish.
• Durability: Extends the lifespan of the screw connection through extra protection.

Installation and compatibility

The M4 cap nut is easy to install with a standard 7 mm wrench. It is compatible with M4 bolts and screws, ensuring a firm and secure connection. Make sure the thread is clean and free of debris for optimal performance.

Packaging and availability

These cap nuts are supplied in sets of 20 pieces, suitable for both small and larger projects. They are available from stock, so you can quickly get started with your assembly work.