S-90750A200 1/2"-13 Thumb Nuts

Key Features & Benefits at a Glance

• Effortless hand-tightening with standard wing profile for quick assembly and disassembly without tools
• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments
• Reliable coarse threading (UNC) ensures faster installation and reduced cross-threading risk
• Precise Class 2B thread fit guarantees consistent engagement and vibration resistance
• Generous 1 1/4" base diameter provides stable bearing surface for enhanced load distribution
• Compliant with RoHS 3 and REACH standards for safe use in regulated industrial applications
• Right-hand thread design offers intuitive installation following standard industry conventions

Professional Applications & Engineering Value

This heavy-duty thumb nut solves critical assembly challenges in maintenance-heavy environments where tool access is limited. The 18-8 stainless steel construction provides exceptional corrosion resistance, making it ideal for food processing equipment, marine applications, and outdoor machinery that face moisture and chemical exposure. The coarse UNC threading combined with Class 2B thread fit ensures rapid installation while maintaining secure fastening under vibration, reducing downtime in production lines and equipment servicing. The generous wing nut profile allows operators to achieve proper torque without specialized tools, streamlining maintenance procedures in tight spaces where conventional wrenches cannot reach.

Specification Summary & Compliance

This thumb nut features 1/2"-13 UNC coarse threading with Class 2B thread fit per ASME B1.1 standards, ensuring precise dimensional accuracy and reliable performance. The right-hand thread direction follows industry conventions for intuitive installation. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material transparency for industrial procurement requirements.