S-91395A240 1"-12 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Corrosion-resistant fiberglass construction ensures long-term reliability in harsh environments without rust or degradation
- Precision Class 2B thread fit delivers consistent engagement and vibration resistance for secure fastening in industrial assemblies
- High-temperature tolerance up to 190°F maintains structural integrity and performance in thermal cycling applications
- Fine UNF thread profile provides superior clamping force and load distribution compared to coarse threads
- Standard external hex drive design enables quick installation and removal with common wrench tools
- RoHS 3 compliance meets international environmental standards for hazardous substance restrictions
- Right-hand threading compatibility integrates seamlessly with existing UNF threaded components and systems
Professional Applications & Engineering Value
This fiberglass hex nut solves critical challenges in electrical, chemical processing, and marine applications where corrosion resistance and thermal stability are paramount. The UNF fine thread configuration delivers enhanced fatigue resistance under dynamic loads, while the Class 2B thread fit ensures consistent torque values and prevents loosening in vibrating machinery. The gray fiberglass material provides excellent dielectric properties for electrical isolation, making it ideal for panel mounting, transformer applications, and corrosive fluid handling systems where metal fasteners would fail. Its 190°F maximum temperature rating makes it suitable for outdoor enclosures, engine compartments, and industrial equipment experiencing moderate heat exposure.
Specification Summary & Compliance
Manufactured to UNF thread standards with Class 2B thread fit tolerance for precise engagement. Dimensions include 1"-12 thread size, 1 1/2" width, and 55/64" height. Compliant with RoHS 3 (2015/863/EU) regulations restricting hazardous substances. Right-hand thread direction with standard hex profile for universal tool compatibility in inch measurement systems.
