S-94846A226 1 3/8"-12 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 strength and reliability with Grade 5 steel construction, ensuring dependable performance in demanding applications.
- Space-saving thin profile design allows for use in tight assemblies without compromising on holding power.
- Precise Class 2B thread fit provides smooth engagement and reduces the risk of cross-threading during installation.
- Fine UNF threads offer superior vibration resistance and improved load distribution compared to coarse threads.
- External hex drive compatibility enables easy installation and removal with standard wrenching tools.
- Full compliance with ASME B18.2.2 standards guarantees dimensional accuracy and interchangeability.
- RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence for global supply chains.
Professional Applications & Engineering Value
This Grade 5 thin hex nut is engineered to address critical challenges in heavy machinery, automotive, and structural assemblies where space constraints and vibration are common. The 1 3/8"-12 UNF fine threads with Class 2B fit provide exceptional resistance to loosening under dynamic loads, reducing maintenance needs and downtime. Made from high-strength steel, it withstands high tensile and shear stresses, while the thin profile allows for compact designs without sacrificing strength. The external hex drive ensures quick, tool-friendly installation, making it ideal for production lines and field service. Compliant with ASME B18.2.2, this nut delivers consistent performance in inch-system applications, from industrial equipment to infrastructure projects.
Specification Summary & Compliance
This hex nut features a 1 3/8"-12 UNF fine thread with Class 2B fit for precise thread engagement, adhering to ASME B18.2.2 manufacturing standards. Dimensions include a width of 2 1/16" and height of 25/32". It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for industrial use.
