S-91078A039 1 1/8"-7 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 zinc-plated steel coating, extending service life in harsh industrial environments.
- Space-Saving Thin Profile allows for use in tight assemblies where standard nuts won't fit.
- Reliable Fastening Performance with Grade 2 strength, providing dependable load-bearing capacity for medium-duty applications.
- Quick Installation through coarse UNC threads and external hex drive, reducing assembly time and labor costs.
- Precision Thread Fit with Class 2B tolerance ensuring smooth engagement and vibration resistance.
- Regulatory Compliance meets RoHS 3 and REACH standards for safe, environmentally conscious manufacturing.
- Broad Compatibility with standard 1 1/8"-7 UNC components in inch-system machinery and equipment.
Professional Applications & Engineering Value
This thin hex nut addresses critical space constraints in industrial assemblies while maintaining structural integrity. The zinc-plated steel construction provides essential corrosion protection for outdoor equipment, agricultural machinery, and material handling systems where environmental exposure is a concern. The coarse UNC thread design enables rapid installation and superior resistance to vibrational loosening in high-stress applications. With its external hex drive configuration, technicians can achieve optimal torque application using standard tools, reducing installation errors and maintenance downtime. The combination of Grade 2 strength and Class 2B thread fit ensures reliable performance in construction, automotive, and heavy equipment applications where consistent clamping force is paramount.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2B thread fit tolerance and UNC coarse thread specifications. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The nut features a thin profile with dimensions of 1 11/16" width and 39/64" height, designed for inch-system applications requiring right-hand thread fasteners with external hex drive configuration.
