S-90762A144 5/8"-11 Fed. Spec. FF-N-836, MS51971-7, Fed. Spec. QQ-P-35 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
- Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- Excellent thread engagement due to Class 2B thread fit, ensuring secure, vibration-resistant fastening in demanding applications.
- Wide compatibility and easy installation with standard UNC coarse threads (5/8"-11) and external hex drive for common tool use.
- High strength and durability from a standard hex nut profile, built to withstand heavy-duty mechanical stress.
- Regulatory compliance assurance meeting Fed. Spec. FF-N-836, MS51971-7, and QQ-P-35 for consistent quality and performance.
- Environmental and safety adherence with RoHS 3 and REACH compliance, supporting sustainable and safe industrial practices.
- Reliable right-hand threading for straightforward assembly and disassembly in standard right-hand thread applications.
Professional Applications & Engineering Value
This 5/8"-11 UNC hex nut in 18-8 Stainless Steel delivers exceptional performance in industrial settings where corrosion and high stress are concerns. Its Class 2B thread fit and coarse thread design provide superior grip and resistance to loosening under vibration, making it ideal for machinery, construction, and automotive assemblies. The external hex drive allows for easy tightening with standard wrenches, reducing installation time and labor costs. Compliant with key standards like Fed. Spec. FF-N-836 and MS51971-7, this nut ensures reliability in critical heavy-duty applications, while its RoHS and REACH compliance addresses environmental regulations without compromising on mechanical integrity.
Specification Summary & Compliance
This hex nut features a 5/8"-11 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy, adhering to Fed. Spec. FF-N-836, MS51971-7, and QQ-P-35. It is manufactured from 18-8 Stainless Steel with standard external hex drive, dimensions of 15/16" width and 35/64" height, and right-hand thread direction. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it meets current environmental and safety standards for industrial use.
