S-90725A025 M4 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Enhanced torque transmission through high-profile external hex drive design, preventing tool slippage during installation
• Reliable thread engagement with Class 6H thread fit, ensuring precise mating with compatible bolts and studs
• Optimized for high-vibration applications featuring coarse thread spacing that maintains secure fastening under dynamic loads
• Industry-standard compatibility with M4 metric coarse threading (0.7 mm pitch) for seamless integration into existing assemblies
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe use in regulated industries
• Compact dimensional profile (7mm width × 4mm height) providing space-efficient fastening solutions

Professional Applications & Engineering Value

This M4 hex nut delivers critical performance advantages for industrial assembly applications where vibration resistance and environmental factors are primary concerns. The zinc-plated steel construction creates a protective barrier against oxidation and corrosion, significantly extending service life in manufacturing equipment, automotive components, and outdoor machinery. The high-profile external hex drive enables maximum torque application without deformation, while the coarse thread design maintains clamping force in high-vibration environments where fine threads might loosen. With Class 6 strength rating and precise metric threading, this fastener provides reliable performance in critical joints where failure is not an option, making it ideal for assembly lines, mechanical frameworks, and electrical enclosures requiring durable, compliant fastening solutions.

Specification Summary & Compliance

Manufactured to exacting standards with M4×0.7 mm coarse thread specifications and Class 6H thread fit tolerance for precision mating. This Class 6 strength grade hex nut features 7mm width across flats and 4mm height dimensions. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations ensures suitability for global industrial applications with strict material restrictions.