S-97149A352 9/16"-12 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from Black-Oxide 18-8 Stainless Steel, ideal for harsh industrial environments
• Reliable thread engagement with Class 2B thread fit ensuring consistent, vibration-resistant connections
• Quick installation and removal thanks to standard external hex drive and coarse UNC threading
• Exceptional durability from 18-8 stainless steel construction, providing long service life under heavy loads
• Wide compatibility with 9/16"-12 UNC coarse thread bolts and components across industrial equipment
• Environmental compliance meeting RoHS 3 and REACH standards for safe, regulated use
• Optimized dimensions (7/8" width, 31/64" height) for balanced strength and space efficiency in assemblies

Professional Applications & Engineering Value

This 9/16"-12 UNC hex nut delivers critical performance in demanding applications where corrosion and vibration are primary concerns. The Black-Oxide 18-8 Stainless Steel construction provides an enhanced protective layer, significantly reducing oxidation in moisture-prone environments like marine equipment, chemical processing plants, and outdoor machinery. Its coarse thread design allows for faster assembly and disassembly compared to fine-thread alternatives, while the Class 2B thread fit maintains secure fastening under dynamic loads. Engineers specify this nut for structural frameworks, heavy machinery, and transportation systems where long-term reliability and regulatory compliance are non-negotiable. The combination of material properties and precise manufacturing ensures consistent performance in industrial fastening solutions requiring both strength and environmental resistance.

Specification Summary & Compliance

This hex nut features 9/16"-12 UNC coarse threads with Class 2B thread fit per standard inch-series specifications, ensuring dimensional accuracy and interchangeability. Manufacturing adheres to industry standards for external hex drive and standard hex nut profile. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for regulated industrial and commercial applications without hazardous substance restrictions.