S-90565A333 9/16"-18 SAE J995 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 load-bearing capacity with Grade 8 strength rating for reliable performance in high-stress applications
- Superior torque transmission through high-profile external hex design that prevents tool slippage during installation
- Precise thread engagement with Class 2B thread fit ensuring consistent clamping force and vibration resistance
- Enhanced durability from high-strength steel construction that withstands extreme environmental conditions
- Regulatory compliance assurance meeting both RoHS 3 and REACH environmental standards for global industrial use
- Optimized for fine-thread applications with 9/16"-18 UNF threading providing superior resistance to loosening under vibration
- Industry-standard compatibility through SAE J995 specification compliance for reliable interchangeability
Professional Applications & Engineering Value
This Grade 8 steel hex nut delivers critical performance in demanding industrial environments where fastener failure is not an option. The combination of high-strength steel material and UNF fine threading provides exceptional resistance to vibrational loosening in heavy machinery, automotive assemblies, and structural applications. The high-profile external hex design ensures maximum tool engagement, allowing for higher torque application without stripping while maintaining Class 2B thread fit precision for consistent clamping force distribution. Engineered to meet SAE J995 specifications, this hex nut solves critical challenges in applications requiring reliable fastening under dynamic loads, thermal cycling, and corrosive environments while maintaining compliance with international environmental regulations.
Specification Summary & Compliance
This hex nut features precise 9/16"-18 UNF fine threading with Class 2B thread fit tolerance for optimal engagement. Manufactured to SAE J995 specifications with Grade 8 strength classification, ensuring consistent performance in high-stress applications. Dimensions include 7/8" width and 49/64" height for standard tool compatibility. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, making it suitable for regulated industrial markets worldwide.
