S-94846A543 7/8"-9 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Superior strength and reliability from Grade 5 classification, ensuring consistent performance under heavy-duty loads
• Optimized weight and material savings with thin profile design while maintaining full mechanical performance
• Secure and precise thread engagement with Class 2B thread fit for vibration resistance and reduced loosening risks
• Quick installation and removal with standard external hex drive compatible with common wrench tools
• Broad compatibility with UNC coarse threads (7/8"-9) for reliable connections in various industrial assemblies
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global market acceptance

Professional Applications & Engineering Value

This Grade 5 zinc-plated steel thin hex nut delivers exceptional engineering value for industrial fastening applications where space constraints and corrosion resistance are critical considerations. The 7/8"-9 UNC coarse thread configuration provides excellent engagement characteristics in materials where fine threads might be problematic, while the Class 2B thread fit ensures consistent clamping force distribution and vibration resistance in dynamic load environments. The thin hex nut profile offers significant advantages in confined spaces where standard height nuts cannot be accommodated, without compromising the mechanical strength required for structural connections. The zinc plating creates a protective barrier against oxidation and environmental degradation, making these fasteners ideal for outdoor equipment, machinery frames, and construction applications where exposure to moisture and temperature variations is common.

Specification Summary & Compliance

Manufactured to ASME B18.2.2 specifications with Class 2B thread fit tolerance for precise engagement. Features 7/8"-9 UNC coarse threads with right-hand direction and external hex drive. Dimensions include 1 5/16" width and 31/64" height. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial markets and restricted substance requirements.