S-91028A652 M3 JIS B 1181 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extending service life.
• Reliable coarse thread engagement with M3 x 0.5 mm pitch for faster assembly and reduced cross-threading risks.
• Precise Class 6H thread fit ensures consistent clamping force and vibration resistance in demanding applications.
• Standard external hex drive design allows for easy installation and removal with common wrenches.
• Compliance with JIS B 1181 standards guarantees dimensional accuracy and interchangeability for Japanese machinery and global projects.
• RoHS 3 (2015/863/EU) compliance ensures environmental safety and meets international regulatory requirements.
• Compact dimensions (5.5 mm width, 2.4 mm height) provide space-saving solutions without compromising strength.

Professional Applications & Engineering Value

Engineered for precision and durability, these M3 hex nuts in 18-8 stainless steel address common industrial challenges like corrosion and mechanical stress. The coarse thread design with a 0.5 mm pitch enables quick, secure fastening in high-vibration settings, such as automotive assemblies, electronics enclosures, and machinery frames. By conforming to JIS B 1181 standards and featuring a Class 6H thread fit, they deliver consistent performance, reducing the risk of loosening and maintenance downtime. This makes them a trusted choice for metric coarse thread applications requiring reliable, long-term fastening solutions.

Specification Summary & Compliance

This hex nut features an M3 thread size with a 0.5 mm coarse pitch and Class 6H thread fit per JIS B 1181 specifications, ensuring tight tolerances for secure fastening. It meets RoHS 3 (2015/863/EU) compliance for environmental safety and is manufactured from 18-8 stainless steel for corrosion resistance. Dimensions include a 5.5 mm width and 2.4 mm height, adhering to standard metric profiles for broad compatibility.