S-98671A130 8-32 Thumb Nuts

Key Features & Benefits at a Glance

• Effortless hand-tightening with standard wing profile for quick assembly and disassembly without tools
• Superior corrosion protection from black-coated steel, ensuring long-term durability in harsh environments
• Reliable thread engagement with Class 2B coarse UNC threads for secure fastening and vibration resistance
• Optimized grip dimensions (7/8" width, 1/2" height) providing comfortable handling and torque application
• Industry-standard compatibility with 8-32 UNC right-hand threaded components for versatile applications
• Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries
• Stable base design with 13/32" diameter ensuring even load distribution and reduced loosening risks

Professional Applications & Engineering Value

This black corrosion-resistant coated steel thumb nut delivers critical performance where frequent adjustments and environmental resistance are paramount. The 8-32 UNC coarse thread with Class 2B fit maintains consistent clamping force while resisting vibration-induced loosening in machinery, electrical enclosures, and production equipment. The wing-shaped head enables rapid installation in confined spaces where tool access is limited, significantly reducing maintenance downtime. Ideal for industrial assembly lines, HVAC systems, and outdoor equipment, this thumb nut solves the dual challenge of corrosion protection and operator efficiency with its compliant surface treatment and ergonomic design.

Specification Summary & Compliance

Manufactured to precise dimensional standards with 13/32" base diameter, 7/8" width, and 1/2" height. Features UNC coarse threads in 8-32 size with right-hand direction and Class 2B thread fit per ASME B1.1 specifications. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability.