S-91862A551 1/2"-28 Panel Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Space-saving thin hex profile allows for installation in tight or restricted panel assemblies without compromising strength.
• Precise extra fine UNEF threading ensures a secure, vibration-resistant fit and minimizes the risk of loosening under dynamic loads.
• Reliable Class 2B thread fit provides consistent engagement and smooth assembly, reducing the risk of cross-threading and rework.
• External hex drive design offers easy installation and removal with standard tools, speeding up maintenance and assembly processes.
• Compliance with RoHS 3 and REACH standards guarantees environmental safety and meets global regulatory requirements for industrial components.
• Compact dimensions (5/8" width, 1/8" height) deliver a low-profile solution for lightweight panel applications while maintaining structural integrity.

Professional Applications & Engineering Value

This 1/2"-28 UNEF thin hex panel nut is engineered to address common challenges in industrial panel assemblies, such as limited clearance and exposure to corrosive elements. Crafted from 18-8 stainless steel, it resists rust and oxidation, making it suitable for electronics enclosures, machinery panels, and outdoor equipment. The extra fine thread spacing and Class 2B thread fit ensure a tight, reliable seal that withstands vibrations and thermal cycling, reducing maintenance needs. With an external hex drive and right-hand thread, it enables quick, tool-friendly installation, enhancing workflow efficiency in high-volume production settings. This nut is a dependable choice for applications demanding precision, durability, and compliance with industry standards.

Specification Summary & Compliance

This panel nut adheres to UNEF thread standards with a Class 2B thread fit for consistent dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. Manufactured to precise specifications, including a 1/2"-28 thread size, 5/8" width, and 1/8" height, it is designed for reliable performance in various industrial applications.