S-90580A400 1 1/8"-7 ASTM A563 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
- Enhanced torque resistance with extra wide hex profile for secure tightening in demanding applications
- Superior corrosion protection from black-oxide steel coating extending service life in industrial environments
- Reliable thread engagement with Class 2B thread fit ensuring consistent fastening performance
- High-strength construction meeting ASTM Grade C requirements for heavy-duty mechanical assemblies
- Quick installation efficiency through coarse UNC threads reducing assembly time in production lines
- Regulatory compliance assurance with RoHS 3 and REACH standards for global supply chain integration
- Standardized compatibility with 1 1/8"-7 UNC components simplifying inventory management
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, this black-oxide steel hex nut delivers exceptional performance in construction machinery, agricultural equipment, and structural frameworks. The extra wide hex profile provides superior wrenching surface for high-torque applications, preventing tool slippage and reducing workplace injuries. With coarse UNC threads maintaining integrity under vibration, this fastener solves common loosening issues in dynamic load environments. The ASTM A563 compliance ensures consistent quality across batch productions, while the black-oxide surface treatment offers economical corrosion resistance without compromising dimensional accuracy. Ideal for industrial assembly lines requiring reliable, high-volume fastening solutions.
Specification Summary & Compliance
This hex nut maintains Class 2B thread fit tolerance per UNC standards with precise 1 1/8"-7 coarse threading. Manufactured according to ASTM A563 specifications with ASTM Grade C material certification. Dimensions include 1 3/4" width and 1 7/64" height with external hex drive configuration. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage across international markets.
