S-91510A109 10-32 x 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Tool-free installation with comfortable wing head design for rapid manual adjustments in tight spaces
• Superior corrosion resistance through zinc-plated steel construction for extended service life in industrial environments
• Precision thread engagement with Class 2A fit ensuring reliable fastening and vibration resistance
• Optimized for fine-thread applications using 10-32 UNF specification for secure connections in thin materials
• Full-length threading provides maximum grip strength and adjustment flexibility along the entire 1/2" length
• Right-hand thread direction conforms to industry standards for intuitive installation and removal
• Regulatory compliance with RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

This zinc-plated steel thumb screw delivers exceptional value in applications requiring frequent adjustments or tool-free maintenance. The wing head design provides superior ergonomic grip for manual operation, eliminating the need for tools in electronic enclosures, panel fastening, and machinery access points. The 10-32 UNF fine thread configuration ensures secure fastening in thinner materials where coarse threads might compromise integrity. With full threading along the entire 1/2" length, engineers achieve maximum engagement depth and clamping force. The zinc plating offers reliable corrosion protection in moderate environments, while the Class 2A thread fit maintains consistent performance in vibration-prone applications. Ideal for OEM equipment, electrical cabinets, and industrial controls where rapid access and reliable fastening are critical.

Specification Summary & Compliance

This thumb screw features precision 10-32 UNF fine threads with Class 2A fit tolerance ensuring consistent thread engagement and reliable performance. The product maintains dimensional accuracy with a head diameter of 0.53" (tolerance: -0.06" to 0") and overall length of 1/2". Manufactured from zinc-plated steel with right-hand threading and fully threaded design. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting international standards for hazardous substance restrictions.