S-91028A421 M10 JIS B 1181 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional durability with Class 8 strength grade, ensuring reliable performance in high-stress industrial environments
- Superior corrosion resistance from zinc-plated steel construction, extending service life in harsh conditions
- Precise thread engagement with Class 6H thread fit for secure, vibration-resistant fastening in fine-pitch applications
- Global compliance assurance meeting JIS B 1181 standards for consistent quality in international projects
- Easy installation and removal with standard external hex drive design compatible with common wrench tools
- Environmental responsibility through RoHS 3 compliance, safe for use in regulated industries
- Optimized for metric systems with M10 x 1.25mm fine threading for precise torque control in machinery assembly
Professional Applications & Engineering Value
This Class 8 hex nut delivers critical engineering value through its zinc-plated steel construction and fine thread pitch design. The combination of M10 metric threading with 1.25mm pitch provides superior vibration resistance in dynamic applications where loosening could cause equipment failure. The external hex drive profile ensures compatibility with standard tools while the Class 6H thread fit guarantees precise mating with corresponding bolts. Engineers specify this JIS B 1181 compliant nut for industrial machinery, automotive assemblies, and construction equipment where corrosion-resistant fastening and consistent performance under load are paramount. The RoHS compliance makes it suitable for electronics enclosures and other applications requiring environmental responsibility.
Specification Summary & Compliance
This metric hex nut features M10 x 1.25mm fine thread with Class 6H thread fit tolerance, manufactured to JIS B 1181 specifications. The Class 8 strength grade ensures mechanical reliability, while the zinc-plated steel construction provides corrosion protection. The nut complies with RoHS 3 (2015/863/EU) environmental standards and features standard external hex drive with 14mm width and 8mm height dimensions for consistent performance in industrial applications.
