S-91028A711 M12 JIS B 1181 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and extending service life.
• Reliable mechanical strength ensures secure, long-lasting fastening in high-vibration and high-load applications.
• Precise Class 6H thread fit guarantees smooth assembly and consistent clamping force, reducing the risk of thread stripping.
• Coarse thread pitch (1.75mm) enables quicker installation and is less prone to cross-threading, saving valuable assembly time.
• Standard external hex drive and 17mm width provide excellent tool engagement and compatibility with common wrenches.
• Compliance with JIS B 1181 standard ensures dimensional accuracy and interchangeability for Japanese machinery and global projects.
• RoHS 3 environmental compliance meets stringent EU regulations for safe use in various industries.

Professional Applications & Engineering Value

This M12 hex nut is engineered to solve critical challenges in industrial assembly. The 18-8 stainless steel material provides excellent resistance to oxidation and corrosion, making it a durable choice for outdoor equipment, marine applications, and chemical processing plants where moisture and corrosive agents are present. Its metric coarse thread and Class 6H thread fit ensure a robust connection that maintains integrity under dynamic loads and vibrations, common in automotive, machinery, and structural frameworks. The external hex drive design allows for high-torque application with standard tools, facilitating efficient maintenance and reducing downtime. By adhering to the JIS B 1181 standard, this nut offers reliable performance and compatibility in both specialized Japanese industrial equipment and general metric fastener systems worldwide.

Specification Summary & Compliance

This hex nut features an M12 x 1.75mm coarse thread with a Class 6H thread fit per ISO metric standards, ensuring precise dimensional tolerances. It is manufactured in compliance with the JIS B 1181 specification for standard hex nuts. The product is RoHS 3 (2015/863/EU) Compliant, confirming it is free from hazardous substances and suitable for environmentally conscious procurement.