S-90654A317 1/2"-13 x 1 3/4" Coupling Nuts

Key Features & Benefits at a Glance

• Maximum load-bearing capacity with ASTM Grade 2H steel construction, ensuring reliable performance in high-stress applications
• Superior thread engagement through Class 2B thread fit, providing consistent alignment and reduced risk of cross-threading
• Enhanced durability with fully threaded UNC coarse threading, offering excellent vibration resistance and faster assembly
• Easy installation and removal using standard external hex drive, compatible with common wrenches for efficient maintenance
• Environmental compliance assurance meeting RoHS 3 and REACH standards, making it safe for regulated industrial environments
• Robust dimensional stability with 1 3/4" length and 7/8" width, maintaining structural integrity under heavy loads
• Wide compatibility with 1/2"-13 UNC right-hand threaded components, enabling versatile use across various assembly systems

Professional Applications & Engineering Value

This 1/2"-13 UNC coupling nut delivers exceptional engineering value in demanding industrial applications where threaded rod connections require both strength and precision. The ASTM Grade 2H certified steel construction addresses critical failure points in high-vibration environments, preventing loosening and maintaining joint integrity. The fully threaded coarse UNC pattern ensures maximum thread contact area, distributing stress evenly across the connection while allowing for quick adjustment during assembly. External hex drive compatibility enables straightforward installation in confined spaces using standard tools, reducing labor time and equipment costs. Ideal for structural frameworks, machinery assembly, and construction applications, this coupling nut solves alignment challenges while providing the corrosion resistance needed for long-term reliability in harsh operating conditions.

Specification Summary & Compliance

This coupling nut maintains precise Class 2B thread fit according to UNC standards with coarse 1/2"-13 threading and right-hand direction. Manufacturing conforms to ASTM Grade 2H specifications for strength requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety standards are met for industrial fastener applications.