S-90242A634 9/16"-18 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide 316 Stainless Steel, ideal for harsh environments and extended service life.
• Precise and reliable fastening ensured by the Class 2B thread fit, reducing the risk of cross-threading and assembly issues.
• Excellent durability in demanding applications due to the robust 316 stainless steel material and fine UNF thread profile.
• Wide industrial compatibility with the standard 9/16"-18 UNF thread, fitting common right-hand thread components.
• Easy installation and removal with the standard external hex drive and 7/8" width for standard wrench tools.
• Environmental and safety compliance with RoHS 3 and REACH regulations, ensuring safe use in regulated industries.
• Consistent performance from the uniform 31/64" height and fine thread spacing, providing stable clamping force.

Professional Applications & Engineering Value

This 9/16"-18 UNF hex nut is engineered for high-stress industrial settings where corrosion resistance and thread reliability are critical. The Black-Oxide 316 Stainless Steel construction combats rust and chemical exposure in marine, chemical processing, and outdoor applications, reducing maintenance costs and downtime. Its Class 2B thread fit and UNF fine thread design ensure tight, vibration-resistant connections, preventing loosening in machinery, automotive assemblies, and structural frameworks. The standard hex profile and external drive style allow for quick installation with common tools, enhancing workflow efficiency in B2B procurement and maintenance operations.

Specification Summary & Compliance

This hex nut adheres to Class 2B thread fit tolerances for consistent engagement, with a 9/16"-18 UNF fine thread and right-hand direction. Dimensions include a 7/8" width and 31/64" height for precise application fits. It conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, ensuring environmental safety and regulatory compliance in industrial fastener use.