S-90465A315 1/4"-28 x 7/8" Coupling Nuts
Coupling Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance due to high-quality brass construction, ensuring long-term reliability in harsh industrial environments.
- Precise thread engagement with Class 2B fine UNF threading for secure, vibration-resistant connections in critical assemblies.
- Easy installation and removal with external hex drive design, allowing standard wrench access for efficient maintenance.
- Full threading along the entire 7/8" length provides maximum grip and uniform load distribution for enhanced joint integrity.
- Compliance with RoHS 3 and REACH regulations ensures safe use in regulated industries and global market acceptance.
- Durable brass material offers excellent mechanical strength and fatigue resistance for demanding applications.
- Standard coupling nut profile ensures compatibility with existing UNF threaded components and simplifies inventory management.
Professional Applications & Engineering Value
This 1/4"-28 UNF brass coupling nut is engineered to solve common challenges in industrial assembly, such as thread wear and environmental degradation. The fine thread design with Class 2B fit provides tighter tolerances, reducing the risk of loosening under dynamic loads and vibration. Made from corrosion-resistant brass, it excels in applications exposed to moisture, chemicals, or electrical conductivity requirements, such as plumbing, electrical enclosures, and machinery linkages. The fully threaded and external hex drive configuration allows for straightforward installation in tight spaces, ensuring reliable performance in heavy-duty and precision coupling systems while maintaining compliance with international safety standards.
Specification Summary & Compliance
This coupling nut features a 1/4"-28 UNF fine thread with Class 2B thread fit for precise dimensional accuracy per UNF standards. It measures 3/8" in width and 7/8" in length, with a standard profile and right-hand threading. The product is manufactured in compliance with RoHS 3 (2015/863/EU), including exemption 6(c) for lead in copper alloys, and adheres to REACH (EC 1907/2006) requirements, ensuring environmental and safety standards are met for industrial use.
