S-91903A035 3/4"-10 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
- Enhanced load distribution with an extra wide profile to prevent surface damage and maintain joint integrity under high stress.
- Superior corrosion resistance from zinc-plated steel, ensuring longevity in harsh industrial environments.
- High tensile strength with Grade 5 classification, providing reliable performance for heavy-duty applications.
- Easy installation and removal thanks to the coarse 3/4"-10 UNC threading and Class 2B fit, reducing assembly time.
- Secure fastening in vibrating conditions due to the right-hand thread and external hex drive for firm torque application.
- Compliance with environmental standards including RoHS 3 and REACH, making it safe for regulated industries.
- Durable inch-sized design with precise dimensions (1 1/4" width, 47/64" height) for consistent fit in standard assemblies.
Professional Applications & Engineering Value
This Grade 5 heavy-duty hex nut is engineered to address common industrial challenges such as joint failure and corrosion in demanding settings. Made from zinc-plated steel, it offers excellent protection against rust and wear, extending service life in construction, machinery, and automotive applications. The extra wide profile distributes clamping force evenly, reducing the risk of loosening under vibration and heavy loads. With 3/4"-10 UNC coarse threading and Class 2B thread fit, it ensures quick, secure fastening without cross-threading, while the external hex drive allows for easy torque application with standard tools. Ideal for industrial fastening solutions requiring high strength and durability, this nut supports efficient maintenance and assembly processes.
Specification Summary & Compliance
This nut features precise Class 2B thread fit and adheres to UNC coarse thread standards for consistent performance. It is manufactured from zinc-plated steel with dimensions of 1 1/4" width and 47/64" height, ensuring accurate integration. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets environmental and safety requirements for industrial use, supporting reliable fastening in Grade 5 strength applications.
