S-95479A121 1/2"-13 ASME B18.2.2 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 corrosion resistance with black oxide coating for extended service life in demanding industrial environments
- Superior load-bearing capacity thanks to Grade 5 steel construction, providing reliable performance under high-stress conditions
- Optimal thread engagement with Class 2B fit ensuring secure fastening and vibration resistance
- Industry-standard compatibility through UNC coarse threading that matches common bolt specifications
- Simplified installation and removal with standard external hex drive design for standard wrench compatibility
- Regulatory compliance assurance meeting both RoHS 3 and REACH environmental standards for global applications
- Precision manufacturing in accordance with ASME B18.2.2 specifications for consistent quality and dimensional accuracy
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 5 Black Oxide Steel Hex Nuts deliver exceptional performance in construction, machinery assembly, and automotive sectors. The 1/2"-13 UNC coarse threading provides superior resistance to vibration loosening, while the black oxide surface treatment significantly enhances corrosion protection in harsh operating conditions. The Class 2B thread fit ensures precise mating with corresponding bolts, reducing the risk of cross-threading and ensuring consistent clamping force. These ASME B18.2.2 compliant hex nuts are specifically designed to withstand high-torque applications where reliable fastening solutions are critical for operational safety and equipment longevity.
Specification Summary & Compliance
This standard hex nut features precise 1/2"-13 UNC coarse threading with Class 2B thread fit tolerance, manufactured from Grade 5 steel with dimensions of 3/4" width and 7/16" height. The product fully complies with ASME B18.2.2 manufacturing specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards, ensuring suitability for regulated industrial applications worldwide.
