S-90104A108 5/16"-24 x 1" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and extended service life
• Precise thread engagement with Class 2B thread fit ensuring reliable, vibration-resistant connections in critical assemblies
• Full thread design allows for maximum adjustability and secure fastening along the entire 1" length
• Standard external hex drive provides easy installation and removal with common tools, reducing assembly time
• Fine UNF threading (5/16"-24) offers improved load distribution and sealing capabilities compared to coarse threads
• Compliance with RoHS 3 and REACH standards ensures environmental safety and regulatory acceptance for global industrial use
• Durable 7/16" width enhances torque capability and structural integrity under high-stress conditions

Professional Applications & Engineering Value

This 316 stainless steel coupling nut delivers exceptional performance in demanding applications where corrosion resistance and thread reliability are paramount. The fully threaded UNF design with Class 2B thread fit ensures consistent engagement in connecting rods, shafts, and threaded components, minimizing loosening from vibration in machinery, marine equipment, and chemical processing systems. Its external hex drive facilitates quick assembly in tight spaces, while the fine thread spacing provides superior clamping force for high-pressure fluid systems and precision instrumentation. Engineered to maintain integrity in aggressive environments, this coupling nut solves connection fatigue and material degradation challenges in industrial coupling applications.

Specification Summary & Compliance

This coupling nut features 5/16"-24 UNF fine threading with Class 2B thread fit per standard inch system tolerances, ensuring precise compatibility with matching external threads. Manufactured from 316 stainless steel with a standard profile and right-hand thread direction, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for restricted substance-controlled industries and international engineering projects.