S-90977A021 10-32 x 3/4" Coupling Nuts
Coupling 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 load distribution through fully threaded design for enhanced connection stability in demanding applications
- Exceptional corrosion resistance with zinc-plated steel construction, extending service life in harsh industrial environments
- Precision thread engagement with Class 2B fit ensuring reliable, vibration-resistant fastening connections
- High-strength performance meeting Grade 5 requirements for heavy-duty mechanical assemblies
- Standard external hex drive for easy installation using common wrench tools, reducing assembly time
- Fine UNF threading (10-32) providing superior resistance to loosening under dynamic loads
- Regulatory compliance with RoHS 3 and REACH standards for environmentally responsible manufacturing
Professional Applications & Engineering Value
This Grade 5 coupling nut delivers critical engineering solutions for industrial applications where extended-length threaded connections are required. The zinc-plated steel construction provides essential corrosion protection in manufacturing environments, while the 10-32 UNF fine threading with Class 2B thread fit ensures precise engagement and vibration resistance in machinery assemblies. The fully threaded design maximizes strength across the entire 3/4" length, making it ideal for joining threaded rods, all-thread studs, or other fasteners in structural applications. The external hex drive facilitates quick installation with standard tools, reducing labor costs in production lines and maintenance operations where reliable, long-lasting connections are paramount.
Specification Summary & Compliance
This coupling nut features 10-32 UNF fine threading with Class 2B thread fit per unified thread standards, ensuring precise dimensional accuracy and reliable engagement. Manufactured from zinc-plated steel with dimensions of 3/4" length and 1/2" width across flats. The fastener meets Grade 5 strength requirements and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming its suitability for regulated industrial applications.
