S-92101A320 1/4"-28 Fed. Spec. FF-N-836, MS35691-7 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• Space-saving thin profile with a height of only 5/32", ideal for applications with limited clearance.
• Precise and reliable thread engagement with Class 2B fine UNF threads, reducing the risk of cross-threading and ensuring a secure fit.
• Broad industry acceptance by meeting Fed. Spec. FF-N-836 and MS35691-7 standards, guaranteeing consistent quality and interchangeability.
• Easy installation and removal with a standard external hex drive, compatible with common wrenches for efficient assembly.
• Environmental and regulatory compliance with RoHS 3 and REACH, making it safe for use in regulated industries and global markets.
• Optimized for fine-thread applications with 1/4"-28 UNF right-hand thread, providing enhanced vibration resistance and clamping force.

Professional Applications & Engineering Value

This 1/4"-28 UNF thin hex nut is engineered to address critical challenges in precision assembly and corrosive environments. Its 18-8 stainless steel material offers excellent resistance to oxidation and chemical exposure, making it ideal for aerospace, automotive, and marine applications where durability is paramount. The fine UNF thread and Class 2B thread fit ensure minimal backlash and superior load distribution, reducing the risk of loosening under vibration—a common issue in dynamic systems. The thin hex nut profile allows for use in confined spaces without compromising strength, while compliance with FF-N-836 and MS35691-7 standards assures engineers of its reliability in critical fastening tasks. This nut delivers consistent performance, streamlining maintenance and enhancing the longevity of assembled components.

Specification Summary & Compliance

This nut features a 1/4"-28 UNF fine thread with a Class 2B thread fit for precise tolerance, adhering to Fed. Spec. FF-N-836 and MS35691-7 manufacturing standards. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are met for global supply chain integration.