S-90499A827 9/16"-12 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Grade 8 strength rating for reliable performance in high-stress industrial environments
• Superior thread engagement through Class 2B thread fit ensuring consistent clamping force and vibration resistance
• Optimized installation efficiency with standard external hex drive design compatible with common wrench tools
• Enhanced durability from carbon steel construction providing excellent corrosion resistance and long service life
• Wide compatibility with 9/16"-12 UNC coarse threads matching standard bolt configurations across industrial equipment
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global supply chain integration
• Precision manufacturing maintaining consistent 7/8" width and 31/64" height dimensions for uniform assembly performance

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this Grade 8 steel hex nut delivers critical reliability in heavy machinery, construction equipment, and automotive assemblies. The 9/16"-12 UNC coarse thread configuration provides superior resistance to vibrational loosening while maintaining rapid installation capabilities. Class 2B thread fit ensures precise mating with corresponding fasteners, eliminating play and maintaining joint integrity under dynamic loads. The external hex drive design offers maximum torque transmission for secure tightening in confined spaces. Manufactured from high-grade steel, this heavy-duty hex nut withstands extreme temperatures and corrosive environments common in manufacturing, transportation, and infrastructure projects.

Specification Summary & Compliance

This standard hex nut features 9/16"-12 UNC coarse threads with Class 2B thread fit per ASME B18.2.2 standards, ensuring precise dimensional accuracy and interchangeability. The fastener maintains 7/8" across flats and 31/64" height dimensions with right-hand thread direction. Manufacturing complies with Grade 8 strength requirements and demonstrates full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental responsibility and chemical safety for industrial applications.