S-93525A298 3/8"-24 x 1 1/8" Coupling Nuts

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: Zinc-plated steel construction provides reliable protection against rust and wear in demanding industrial environments.
• Superior Thread Engagement: Fully threaded design with Class 2B fit ensures smooth, precise connections and reduces the risk of cross-threading during assembly.
• Simplified Alignment & Inspection: Integrated 1/8" sight hole allows for quick visual verification of proper rod or stud alignment, speeding up installation.
• High-Strength Performance: Grade 2 certification guarantees consistent mechanical strength for secure, load-bearing applications.
• Broad Compatibility: 3/8"-24 UNF fine thread profile enables reliable mating with standard UNF threaded components across various assemblies.
• Effortless Installation: External hex drive style offers easy grip for standard wrenches, facilitating straightforward tightening in confined spaces.
• Regulatory Compliance Assurance: Meets REACH and RoHS 3 environmental standards, ensuring safe use in regulated industries.

Professional Applications & Engineering Value

This zinc-plated steel coupling nut is engineered to address common challenges in mechanical linkages and extension applications. Its fully threaded, UNF fine thread design provides maximum thread contact area, distributing load evenly to prevent joint failure under vibration or tension. The Grade 2 strength rating ensures dependable performance in automotive, machinery, and structural assemblies where reliability is critical. The inclusion of a sight hole simplifies alignment of threaded rods or studs, reducing installation errors and rework time. Ideal for industrial maintenance, equipment manufacturing, and plumbing systems, this nut delivers consistent, compliant fastening solutions that meet rigorous operational demands.

Specification Summary & Compliance

This coupling nut features precise Class 2B thread fit per UNF standards, ensuring dimensional accuracy for reliable engagement. Manufactured from zinc-plated steel with a Grade 2 strength classification, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial applications. Key dimensions include a 1 1/8" length and 9/16" hex width for standardized tool compatibility.