S-95150A110 2-56 Thumb Nuts

Key Features & Benefits at a Glance

• Enhanced manual grip with knurled head texture for secure handling without tools in tight spaces
• Superior corrosion resistance from 18-8 stainless steel construction, ideal for humid or chemical environments
• Quick installation and alignment with flanged design that distributes load and prevents surface damage
• Reliable coarse UNC threading ensures rapid assembly and reduced cross-threading risks in industrial applications
• Precise Class 2B thread fit guarantees consistent engagement and vibration resistance in dynamic assemblies
• Full regulatory compliance with RoHS 3 and REACH standards for safe use in regulated industries
• Optimized dimensions (1/4" height, 1/4" head diameter) enable compact designs while maintaining strength

Professional Applications & Engineering Value

This 18-8 stainless steel thumb nut solves critical assembly challenges where tool access is limited or frequent adjustments are needed. The flanged round head with deep knurling provides exceptional torque control for manual fastening in electronics, machinery panels, and prototyping fixtures. Its coarse UNC 2-56 threading and Class 2B fit maintain secure connections under vibration, while the corrosion-resistant material ensures longevity in harsh operational environments. Engineers value this component for reducing installation time and minimizing maintenance in industrial thumb screw applications, from conveyor systems to diagnostic equipment.

Specification Summary & Compliance

Manufactured to inch system standards with precise UNC coarse threads (2-56) and Class 2B thread fit for consistent performance. Dimensions include 1/4" head diameter, 3/16" collar diameter, and 1/4" total height. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to international safety and environmental protocols for industrial components.