S-90763A110 1/2"-13 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 load distribution from the extra wide profile prevents surface damage and maintains joint integrity under high stress
- Superior corrosion resistance with black-oxide steel coating for extended service life in harsh industrial environments
- Maximum clamping force achieved through ASTM Grade DH high-strength material and coarse UNC threading
- Reliable thread engagement with Class 2B fit ensuring smooth assembly and vibration resistance
- Industry-standard compliance meeting ASTM A563 specifications for consistent quality and performance
- Environmental responsibility through RoHS 3 and REACH compliance for sustainable manufacturing practices
- Optimized torque transmission with external hex drive design for efficient installation with standard tools
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these 1/2"-13 UNC hex nuts solve critical fastening challenges where vibration resistance and sustained clamping force are paramount. The black-oxide steel construction provides essential corrosion protection for machinery, structural assemblies, and equipment exposed to demanding conditions. The extra wide profile distributes load more effectively across surfaces, preventing embedding and maintaining joint integrity in high-vibration environments like construction equipment, agricultural machinery, and transportation systems. With coarse UNC threads and Class 2B thread fit, these nuts ensure rapid assembly while maintaining secure connections that withstand dynamic loads and thermal cycling common in industrial operations.
Specification Summary & Compliance
This heavy-duty hex nut features precise 1/2"-13 UNC coarse threads with Class 2B thread fit for optimal engagement and vibration resistance. Manufacturing complies with ASTM A563 specifications and ASTM Grade DH strength requirements. Dimensions include 0.863" width and 0.484" height for the extra wide profile. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and workplace safety standards.
