S-91834A106 0-80 Fed. Spec. FF-N-836, NAS671C0 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.
- Exceptional thread engagement and vibration resistance due to the Class 3B fine thread fit, minimizing the risk of loosening.
- Space-saving design with a narrow hex profile, perfect for applications with limited clearance.
- Guaranteed dimensional accuracy and interchangeability through compliance with Fed. Spec. FF-N-836 and NAS671C0 standards.
- Enhanced durability and strength from the UNF fine thread form, providing a secure hold in demanding conditions.
- Easy installation and removal with a standard external hex drive, compatible with common tools.
- Safe for regulated industries as it is RoHS 3 and REACH compliant, meeting strict environmental and health standards.
Professional Applications & Engineering Value
This 0-80 UNF hex nut is engineered to solve critical fastening challenges in precision industries such as aerospace, electronics, and instrumentation. The 18-8 stainless steel material offers excellent corrosion resistance, preventing failure in humid or chemically aggressive settings. Its Class 3B thread fit and fine thread spacing ensure a tight, reliable connection that resists vibration-induced loosening, a common issue in machinery and assembly lines. The narrow profile allows for use in compact designs where space is at a premium, while compliance with Fed. Spec. FF-N-836 and NAS671C0 guarantees it meets rigorous performance criteria. This nut delivers consistent, high-strength fastening for applications demanding precision and durability.
Specification Summary & Compliance
This hex nut features a 0-80 UNF fine thread with a Class 3B thread fit for precise tolerances, and dimensions of 1/8" width and 3/64" height. It conforms to Fed. Spec. FF-N-836 and NAS671C0, ensuring adherence to strict manufacturing and performance standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in environments with stringent environmental and health requirements.
