S-90465A326 3/4"-16 x 2 1/4" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass construction, ensuring long-term reliability in harsh industrial environments
• Precise fine threading with 3/4"-16 UNF Class 2B fit for secure, vibration-resistant connections that maintain integrity under stress
• Easy installation and removal with external hex drive design that provides excellent torque transmission and tool accessibility
• Full threading capability allowing maximum engagement length for stronger, more reliable joint connections
• Environmental compliance assurance with REACH and RoHS 3 certification for safe use in regulated industries
• Standard inch dimensions (1" width × 2-1/4" length) ensuring compatibility with existing industrial equipment and fastening systems
• Right-hand threading standardization for intuitive installation and compatibility with common industrial applications

Professional Applications & Engineering Value

This brass coupling nut delivers exceptional engineering value in applications where corrosion resistance and reliable connectivity are paramount. The UNF fine threading (3/4"-16) with Class 2B thread fit provides superior vibration resistance in dynamic industrial environments, preventing loosening in machinery, piping systems, and structural assemblies. The fully threaded design maximizes engagement surface area, distributing stress evenly across the connection for enhanced durability. Brass construction offers natural anti-galling properties and excellent conductivity, making these coupling nuts ideal for electrical grounding applications, marine environments, and chemical processing equipment where stainless steel alternatives might be unsuitable. The external hex drive facilitates quick installation in confined spaces, reducing assembly time while maintaining torque integrity.

Specification Summary & Compliance

This precision coupling nut features 3/4"-16 UNF fine threading with Class 2B thread fit per unified thread standards, ensuring precise dimensional accuracy and reliable performance. Manufactured with standard coupling nut profile dimensions of 1" width and 2-1/4" length in inch system measurements. The product is fully compliant with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) standards with exemption 6(c) for lead in copper alloys, meeting stringent environmental and safety requirements for industrial applications worldwide.