S-90465A311 2-56 x 5/16" 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
- Corrosion-resistant brass construction ensures long-term reliability in humid or demanding industrial environments
- Precision Class 2B thread fit guarantees smooth assembly and secure connections with mating components
- External hex drive design provides excellent torque transmission for easy installation with standard tools
- Fully threaded body allows maximum engagement length for stronger, more reliable joint connections
- 2-56 UNC coarse threading enables quick assembly and reduces cross-threading risks in production environments
- Compact 3/16" width and 5/16" length offers space-saving solutions for confined assembly applications
- REACH and RoHS 3 compliance meets international environmental standards for safe industrial use
Professional Applications & Engineering Value
This brass coupling nut with 2-56 UNC coarse threading solves critical connection challenges in industrial assembly. The corrosion-resistant brass material prevents degradation in harsh environments, while the Class 2B thread fit ensures consistent performance in vibration-prone applications. The external hex drive design allows for high-torque installation without damaging the fastener, making it ideal for precision equipment, electrical enclosures, and mechanical linkages. The fully threaded configuration provides maximum thread engagement, creating robust connections between threaded rods or components in automation systems, instrumentation, and maintenance applications where reliability is paramount.
Specification Summary & Compliance
This coupling nut features 2-56 UNC coarse threads with Class 2B thread fit for precise dimensional accuracy. The external hex drive measures 3/16" across flats with a 5/16" length. Manufactured from high-quality brass, this component is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) with exemption 6(c) for lead in copper alloys, ensuring environmental regulatory adherence for industrial applications.
