S-91028A413 M4 JIS B 1181 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
• Exceptional load-bearing capacity with Class 8 strength grade ensuring reliable performance in high-stress applications
• Optimized assembly efficiency through coarse 0.7 mm thread pitch design for faster installation and reduced cross-threading risks
• Precise thread engagement with Class 6H thread fit providing consistent clamping force and vibration resistance
• Industry-standard compatibility meeting JIS B 1181 specifications for seamless integration with metric fastener systems
• Enhanced workplace safety with RoHS 3 compliance eliminating hazardous substances from your production environment
• Universal tool compatibility featuring standard 7mm external hex drive for convenient installation with common wrench tools

Professional Applications & Engineering Value

This M4 hex nut delivers exceptional engineering value through its zinc-plated steel construction and Class 8 strength rating, specifically designed to address common industrial challenges. The coarse thread pitch (0.7 mm) ensures rapid assembly while minimizing thread damage during high-volume production cycles. Engineered to JIS B 1181 standard, these metric hex nuts provide reliable performance in machinery assembly, automotive components, and electrical enclosures where vibration resistance and consistent clamping force are critical. The external hex drive design accommodates standard tools, streamlining maintenance procedures while the Class 6H thread fit maintains precise tolerance control for secure fastening in heavy-duty applications.

Specification Summary & Compliance

This M4 x 0.7 mm hex nut features precise Class 6H thread fit tolerance according to JIS B 1181 manufacturing standards. The nut maintains dimensional accuracy with 7mm width and 3.2mm height specifications, ensuring compatibility with standard metric fastener systems. Compliance with RoHS 3 (2015/863/EU) regulations guarantees environmental safety, while the right-hand thread direction and coarse thread spacing provide industry-standard functionality for diverse industrial applications.