S-91078A242 7/8"-9 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction, ideal for harsh industrial environments
• Space-saving thin profile (31/64" height) allows for use in tight clearance applications without compromising strength
• Reliable coarse thread engagement with UNC 7/8"-9 threads provides faster assembly and reduced cross-threading risk
• Consistent performance ensured by Class 2B thread fit for smooth, precise mating with compatible bolts
• Durable Grade 2 strength delivers dependable load-bearing capacity for general industrial fastening needs
• Easy external hex drive installation enables quick tightening with standard wrenches, improving assembly efficiency
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries

Professional Applications & Engineering Value

This 7/8"-9 UNC thin hex nut addresses common industrial challenges by combining a zinc-plated steel finish with a coarse thread design for rapid, secure fastening in demanding environments. The thin hex nut profile reduces weight and bulk while maintaining Grade 2 strength, making it perfect for machinery, structural assemblies, and equipment where space constraints exist. Its right-hand thread and external hex drive ensure compatibility with standard tools, streamlining maintenance and reducing downtime. Engineered for industrial applications, it provides long-term reliability by resisting corrosion and maintaining thread integrity under vibration and load stresses.

Specification Summary & Compliance

This fastener features precise Class 2B thread fit per UNC standards, with dimensions of 1 5/16" width and 31/64" height. Manufactured from zinc-plated steel in the inch system, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and adherence to global fastener specifications for industrial use.