S-92741A203 5-40 Thumb Nuts

Key Features & Benefits at a Glance

• Superior manual grip with knurled round head design for easy hand-tightening without tools
• Enhanced load distribution through flanged profile that increases bearing surface area
• Corrosion-resistant brass construction ensures long-term reliability in demanding environments
• Precision Class 2B thread fit provides smooth engagement and consistent clamping force
• Quick installation with fully threaded 5-40 UNC coarse threading for rapid assembly
• Right-hand thread direction offers standard compatibility with common industrial components
• Regulatory compliance meets RoHS 3 and REACH standards for global market acceptance

Professional Applications & Engineering Value

This brass thumb nut combines material excellence with thoughtful engineering to solve critical assembly challenges. The knurled round head provides exceptional tactile grip for frequent adjustments in tight spaces where tools are impractical. Its flanged profile distributes clamping pressure over a wider area, preventing surface damage to sensitive components. The 5-40 UNC coarse threading with Class 2B fit ensures reliable engagement even in vibrating environments, while the brass construction offers natural corrosion resistance for electrical panels, marine equipment, and precision instruments. These features make it ideal for maintenance-intensive applications requiring repeated access without compromising thread integrity.

Specification Summary & Compliance

Manufactured to precise dimensional standards with 11/32" collar diameter, 5/32" collar height, and 9/32" total height. Features UNC coarse threading with Class 2B thread fit for consistent performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and global market acceptance.