S-90670A234 12-24 ASME B18.6.3 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
- Superior corrosion resistance from 6061 aluminum construction, ideal for harsh environments and outdoor applications
- Precision thread engagement with Class 2B fit ensures reliable, vibration-resistant fastening in industrial assemblies
- Standard UNC coarse threading provides faster installation and reduced cross-threading risk compared to fine threads
- Full ASME B18.6.3 compliance guarantees dimensional accuracy and interchangeability with standardized components
- External hex drive design offers excellent torque transmission for secure tightening with common wrench tools
- Environmental regulation compliance with RoHS 3 and REACH standards for global manufacturing applications
- Lightweight aluminum construction reduces overall assembly weight while maintaining structural integrity
Professional Applications & Engineering Value
This 12-24 UNC hex nut manufactured from 6061 aluminum addresses critical engineering challenges in weight-sensitive and corrosion-prone applications. The coarse thread spacing combined with Class 2B thread fit ensures rapid assembly while maintaining secure fastening in vibrating environments. The standard external hex profile provides superior torque capability for high-tension applications without stripping. Ideal for electronics enclosures, aerospace components, marine hardware, and transportation equipment, this ASME B18.6.3 compliant nut delivers consistent performance where corrosion resistance and regulatory compliance are paramount. The aluminum construction prevents galvanic corrosion when paired with compatible materials, extending service life in demanding industrial settings.
Specification Summary & Compliance
This hex nut features precise 12-24 UNC coarse threads with Class 2B thread fit tolerance per ASME standards. Dimensions include 7/16" width across flats and 5/32" height. Manufactured in compliance with ASME B18.6.3 specifications for standard hex nuts. The product is REACH compliant (EC 1907/2006) and meets RoHS 3 (2015/863/EU) requirements with exemption 6(b)-II for lead as an alloying element in aluminum machining applications.
