S-90565A355 1 1/4"-12 SAE J995 Hex Nuts
Hex 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
- Exceptional tensile strength from Grade 8 steel, ensuring reliable performance in high-stress industrial environments.
- Superior vibration resistance due to UNF fine thread spacing, maintaining secure fastening under dynamic loads.
- Precise thread engagement with Class 2B fit, reducing the risk of cross-threading and installation errors.
- Heavy-duty construction with a high profile and external hex drive, allowing for high torque application and easy wrench access.
- Full compliance with SAE J995 specifications, guaranteeing consistent quality and interchangeability in machinery and equipment.
- Environmental and workplace safety through RoHS 3 and REACH compliance, avoiding hazardous substances.
- Optimized for inch-system applications with right-hand threading, ensuring compatibility with standard industrial components.
Professional Applications & Engineering Value
This Grade 8 steel hex nut is engineered to address critical challenges in heavy machinery, automotive, and construction sectors where vibration loosening and high tensile demands are common. The UNF fine thread design enhances clamp load distribution, minimizing stress concentration and preventing joint failure under cyclic loading. Its high profile and external hex drive facilitate secure tightening with standard tools, reducing assembly time and improving maintenance efficiency. Ideal for industrial applications requiring robust fastening solutions, this nut ensures long-term reliability while adhering to strict SAE J995 standards for performance and safety.
Specification Summary & Compliance
This hex nut features a 1 1/4"-12 UNF thread with Class 2B thread fit for precise dimensional accuracy, manufactured in accordance with SAE J995 specifications. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity. The nut measures 1 13/16" in width and 1 5/8" in height, supporting consistent performance in inch-system applications.
