S-94895A291 1/2"-20 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 classification, ensuring reliable performance in high-stress industrial environments.
- Superior corrosion resistance due to the black-oxide steel finish, extending service life in harsh conditions.
- Precise thread engagement with Class 2B fit and UNF fine threads, reducing the risk of cross-threading and vibration loosening.
- Wide compatibility with standard 3/4" wrench sizes and 1/2"-20 UNF bolts, facilitating easy installation and replacement.
- Environmental compliance meeting RoHS 3 and REACH standards, ensuring safe use in regulated industries.
- Optimized durability through right-hand threading and external hex drive, providing secure fastening under heavy loads.
- Consistent dimensional accuracy with 7/16" height and inch system specifications, enabling seamless integration into existing assemblies.
Professional Applications & Engineering Value
This Grade 8 black-oxide steel hex nut is engineered to address critical challenges in demanding sectors like machinery, automotive, and construction. The UNF fine threads and Class 2B thread fit deliver superior vibration resistance and clamping force, minimizing maintenance needs in high-vibration environments. Made from robust black-oxide steel, it combats rust and wear, ideal for outdoor or corrosive settings. The external hex drive allows for efficient torque application with standard tools, speeding up assembly lines while ensuring joint integrity. Its compliance with RoHS and REACH makes it a trusted choice for projects requiring adherence to strict environmental and safety standards, providing long-term reliability without compromising on regulatory demands.
Specification Summary & Compliance
This hex nut features a 1/2"-20 UNF fine thread with Class 2B fit for precise tolerance per unified thread standards. Dimensions include a width of 3/4" and height of 7/16", manufactured from black-oxide steel under Grade 8 strength requirements. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for industrial applications demanding high durability and consistent performance.
