S-91935A140 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
- Exceptional strength and reliability with Grade 8 classification, ideal for high-stress industrial applications
- Superior corrosion resistance provided by zinc-flake coating, extending service life in harsh environments
- Space-saving thin profile design allows for use in confined spaces without compromising performance
- Precise Class 2B thread fit ensures smooth assembly and reliable engagement with mating components
- Coarse UNC thread design enables quick installation and reduced cross-threading risks
- External hex drive compatibility with standard tools for straightforward installation and removal
- Full regulatory compliance with RoHS 3 and REACH standards for safe, environmentally conscious usage
Professional Applications & Engineering Value
This Grade 8 hex nut delivers critical performance in demanding applications where mechanical integrity and corrosion resistance are paramount. The zinc-flake-coated steel construction provides excellent protection against rust and chemical exposure, making it suitable for outdoor equipment, machinery, and structural assemblies. Its thin profile addresses space constraints in compact designs while maintaining full 1/2"-13 UNC coarse thread functionality. The Class 2B thread fit guarantees consistent torque performance and vibration resistance, preventing loosening in dynamic environments. Engineered to ASME B18.2.2 specifications, this nut ensures interchangeability and reliability across industrial fastener systems, from heavy machinery to construction projects requiring dependable, long-lasting fastening solutions.
Specification Summary & Compliance
This hex nut features 1/2"-13 UNC coarse threads with Class 2B thread fit tolerance, manufactured in accordance with ASME B18.2.2 standards. The thin profile measures 3/4" across flats and 5/16" in height. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance adherence. The Grade 8 strength classification confirms its suitability for high-performance mechanical applications requiring superior load-bearing capacity.
