S-94191A119 1/2"-13 Fed. Spec. FF-N-836, MS51967-15 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Grade 8 steel construction, ensuring secure fastening in the most demanding industrial environments
• Superior corrosion resistance provided by the black-oxide coating, extending service life in harsh conditions and reducing maintenance needs
• Precise and reliable thread engagement with Class 2B thread fit, minimizing the risk of cross-threading and ensuring consistent performance
• Broad compatibility with 1/2"-13 UNC coarse threads, making it ideal for use with a wide range of standard industrial bolts and components
• Compliance with stringent industry standards including Fed. Spec. FF-N-836 and MS51967-15, guaranteeing quality and interoperability
• Environmental and workplace safety through RoHS 3 and REACH compliance, ensuring safe use in regulated industrial applications
• Optimized for heavy-duty applications with a standard hex profile (3/4" width, 7/16" height) for easy installation using common tools

Professional Applications & Engineering Value

This Grade 8 Black-Oxide Steel Hex Nut is engineered to address critical challenges in heavy-duty industrial applications where failure is not an option. The combination of high-strength Grade 8 steel and a protective black-oxide surface treatment provides exceptional resistance to corrosion and wear, significantly extending the fastener's lifespan in demanding environments like construction, machinery assembly, and transportation equipment. The 1/2"-13 UNC coarse thread design ensures rapid assembly and disassembly while maintaining a secure hold, and the Class 2B thread fit offers excellent tolerance control, reducing the risk of vibration-induced loosening. Its compliance with Fed. Spec. FF-N-836 and MS51967-15 standards ensures reliability and interchangeability, making it a trusted component for engineers and procurement specialists seeking durable, high-performance industrial fasteners.

Specification Summary & Compliance

This hex nut features a 1/2"-13 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy and reliable performance. It conforms to Fed. Spec. FF-N-836 and MS51967-15 manufacturing specifications, ensuring consistent quality and interoperability. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting the latest environmental and safety regulations for industrial components.