S-90264A243 3/4"-10 x 2 1/4" Coupling Nuts

Key Features & Benefits at a Glance

• Enhanced Durability: Zinc-plated steel construction provides excellent corrosion resistance, extending service life in harsh industrial environments.
• Superior Connection Strength: Fully threaded design ensures maximum thread engagement and load distribution for reliable, stable connections.
• Easy Installation & Removal: Standard external hex drive allows for quick assembly and disassembly using common wrench tools.
• Precise Thread Compatibility: Class 2B thread fit guarantees consistent, secure mating with Class 2A external threads, minimizing loosening risks.
• Robust Load Handling: Coarse 3/4"-10 UNC threading offers high tensile strength and resistance to vibration in heavy-duty applications.
• Wide Applicability: Standard coupling nut profile and right-hand threading make it versatile for various extension and joining tasks.
• Regulatory Compliance: Meets RoHS 3 and REACH environmental standards, ensuring safe use in regulated industries.

Professional Applications & Engineering Value

This heavy-duty coupling nut is engineered to solve critical connection challenges in industrial settings. The zinc-plated steel material provides a protective barrier against rust and corrosion, essential for outdoor or high-moisture applications like construction equipment, agricultural machinery, and infrastructure projects. Its fully threaded design and coarse UNC threading ensure maximum thread contact area, distributing stress evenly to prevent joint failure under heavy loads or vibration. The Class 2B thread fit maintains precise tolerances for reliable engagement with mating components, reducing the risk of cross-threading and assembly errors. Ideal for extending threaded rods, joining pipes, or securing structural elements, this nut delivers consistent performance in industrial fastening solutions where durability and compliance are paramount.

Specification Summary & Compliance

This coupling nut features a 3/4"-10 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy per inch standards. The external hex drive and standard profile ensure compatibility with common tools. It is manufactured from zinc-plated steel and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting environmental and safety requirements for industrial use.