S-90264A262 1"-8 x 3" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
• Exceptional load distribution through fully threaded design ensuring maximum connection strength and stability
• Reliable coarse threading with UNC 1"-8 specification providing excellent engagement and vibration resistance
• Precise Class 2B thread fit guaranteeing smooth assembly and consistent performance in demanding applications
• Optimized external hex drive enabling easy installation and removal with standard tools
• Robust dimensional profile with 1 5/8" width and 3" length offering substantial gripping surface for secure connections
• Full regulatory compliance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

This heavy-duty coupling nut delivers critical engineering solutions for industrial assembly challenges where extended-length fastening is required. The zinc-plated steel construction provides essential corrosion protection in manufacturing facilities, construction sites, and mechanical systems exposed to environmental elements. The fully threaded UNC coarse thread design ensures maximum thread engagement across the entire 3" length, distributing tensile loads evenly to prevent stress concentration and connection failure. Particularly valuable in pipe joining applications, structural framework assembly, and machinery maintenance, this external hex coupling nut offers reliable performance where vibration resistance and long-term durability are paramount. The standardized 1"-8 thread specification guarantees compatibility with existing industrial components and tooling systems.

Specification Summary & Compliance

This coupling nut features 1"-8 UNC coarse threads with Class 2B thread fit ensuring proper clearance and assembly efficiency. Manufactured to standard dimensional specifications with 1 5/8" width across flats and 3" length. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental safety standards for industrial fastener applications.