S-93590A104 M4 x 12 mm Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Reliable thread engagement with Class 6H thread fit ensuring precise, vibration-resistant connections
• Easy installation and removal using standard tools thanks to the external hex drive style
• Maximum load distribution across the entire 12mm length due to fully threaded design
• Quick assembly efficiency with coarse 0.7mm pitch threads reducing installation time
• Consistent metric performance with M4 size compatibility across standard industrial equipment
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe global use

Professional Applications & Engineering Value

This M4 coupling nut delivers exceptional engineering value in applications requiring extended thread length connections between two male-threaded components. Manufactured from 18-8 stainless steel, it provides excellent corrosion resistance that withstands moisture, chemicals, and temperature variations in industrial settings. The Class 6H thread fit maintains precise tolerances for vibration-resistant assemblies, while the coarse 0.7mm pitch enables rapid installation in production environments. The fully threaded design ensures maximum thread engagement for heavy-duty applications including machinery frames, structural supports, and automotive assemblies where metric fastening solutions require both durability and regulatory compliance.

Specification Summary & Compliance

This coupling nut features M4 x 0.7 mm metric coarse threading with Class 6H thread fit per ISO standards, ensuring dimensional accuracy across industrial applications. The external hex drive (7mm width) and 12mm length provide standardized installation compatibility. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to international environmental and safety standards for industrial fastener applications.