S-91845A041 1 1/2"-6 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 18-8 Stainless Steel construction, ideal for harsh industrial environments
- Exceptional durability with coarse UNC threading that resists loosening under vibration and heavy loads
- Precise Class 2B thread fit ensures smooth assembly and reliable, secure fastening connections
- Standard external hex drive design provides excellent tool engagement for easy installation and removal
- Heavy-duty 2 1/4" width offers superior load distribution and mechanical stability
- Full regulatory compliance with RoHS 3 and REACH standards for safe use across global markets
- Right-hand thread orientation compatible with standard industrial equipment and maintenance procedures
Professional Applications & Engineering Value
This 1 1/2"-6 UNC hex nut delivers critical performance in demanding applications where corrosion resistance and mechanical reliability are paramount. The 18-8 Stainless Steel composition provides excellent protection against chemical exposure and atmospheric corrosion, making it ideal for marine equipment, food processing machinery, and outdoor structural applications. The coarse thread spacing combined with Class 2B thread fit ensures rapid assembly while maintaining vibration resistance, significantly reducing maintenance frequency in heavy machinery, construction equipment, and industrial piping systems. The standard hex nut profile with external hex drive accommodates common wrench sizes, streamlining installation processes across manufacturing and maintenance operations.
Specification Summary & Compliance
This heavy-duty hex nut features precise UNC coarse thread with Class 2B thread fit tolerance, measuring 2 1/4" across flats and 1 9/32" in height. Manufactured to industry standards for external hex drive fasteners with right-hand thread orientation. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.
