S-90521A247 3/4"-16 ASME B18.2.2, ASTM A194 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 with extra wide profile for superior joint stability in high-vibration applications
- Premium strength performance through ASTM Grade 2H certification for heavy-duty industrial requirements
- Precision fine threading (UNF 3/4"-16) ensures secure fastening with Class 2B thread fit accuracy
- Optimized torque transmission via external hex drive design compatible with standard industrial tools
- Rigorous quality assurance through compliance with ASME B18.2.2 and ASTM A194 manufacturing standards
- Environmental compliance with RoHS 3 and REACH regulations for global industrial applications
- Superior corrosion resistance through high-grade steel construction for extended service life
Professional Applications & Engineering Value
This heavy-duty steel hex nut delivers exceptional engineering value through its extra wide profile and UNF fine threading, specifically designed to address critical industrial challenges. The enlarged bearing surface distributes clamping forces more effectively, preventing joint loosening in high-vibration environments such as heavy machinery, structural assemblies, and power transmission systems. Manufactured from ASTM Grade 2H steel, this fastener provides reliable performance under extreme loads while maintaining Class 2B thread fit precision for consistent engagement. The external hex drive configuration ensures compatibility with standard torque tools, streamlining installation in confined spaces common to industrial maintenance and manufacturing applications where reliability and durability are paramount.
Specification Summary & Compliance
This 3/4"-16 UNF hex nut features precision Class 2B thread fit with dimensional compliance to ASME B18.2.2 standards. Manufacturing follows ASTM A194 specifications with material certification to ASTM Grade 2H strength requirements. Dimensions include 1-1/4" width and 47/64" height with right-hand fine threading. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring verified material safety and performance standards.
