S-90205A344 M4 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
- Superior corrosion resistance for extended service life in harsh environments like marine and chemical processing
- Precise Class 6H thread fit ensures reliable mating with bolts, reducing assembly issues and vibration loosening
- Coarse 0.7 mm pitch threading enables faster installation and removal while maintaining strong holding power
- Narrow profile design saves space and weight in compact assemblies without compromising strength
- External hex drive style provides excellent tool engagement for secure tightening with standard wrenches
- Full regulatory compliance with RoHS 3 and REACH standards for safe use in global industrial applications
- 316 stainless steel construction offers excellent mechanical properties and pitting resistance in corrosive atmospheres
Professional Applications & Engineering Value
This M4 hex nut delivers exceptional performance where corrosion resistance and reliability are critical. The 316 stainless steel composition provides superior protection against saltwater, chemicals, and industrial atmospheres, making these metric hex nuts ideal for marine equipment, food processing machinery, and offshore installations. The Class 6H thread fit ensures precise engagement with mating bolts, minimizing cross-threading risks and maintaining clamp load under vibration. With its coarse thread spacing and external hex drive, installation is streamlined for maintenance operations in confined spaces. These narrow profile hex nuts solve common challenges in weight-sensitive and space-constrained applications while meeting the most demanding industry standards.
Specification Summary & Compliance
This metric M4 x 0.7 mm hex nut features Class 6H thread fit per ISO standards, ensuring dimensional accuracy and reliable performance. The narrow profile measures 5.5 mm width and 2.5 mm height, manufactured from 316 stainless steel with right-hand coarse thread spacing. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental and safety requirements for industrial components.
