S-91744A140 10-32 x 1 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for humid or chemically exposed environments
• Effortless hand-tightening and loosening thanks to the spade head design providing excellent grip without tools
• Enhanced load distribution and stability from the integrated flange, preventing surface damage and maintaining secure fastening
• Precise and reliable thread engagement with a Class 2A fit and UNF fine thread for vibration resistance in critical assemblies
• Full-length threading ensures maximum grip and adjustability along the entire 1 1/2" length
• Compliance with stringent environmental regulations, being RoHS 3 and REACH compliant for global supply chain integration
• Right-hand thread direction for standard, intuitive installation compatible with common industrial practices

Professional Applications & Engineering Value

This 10-32 UNF thumb screw is engineered to solve common assembly challenges in industrial settings where tool-less access and corrosion resistance are paramount. The 18-8 Stainless Steel material provides excellent durability against rust and oxidation, making it suitable for electronics enclosures, medical devices, and outdoor equipment. The flanged spade head design eliminates the need for separate washers, reducing part count and assembly time while preventing pull-through in softer materials. With its fine UNF threads and Class 2A fit, it ensures tight, secure connections that resist loosening under vibration, a critical feature in machinery and automotive applications. This combination of material strength, user-friendly design, and precision threading delivers reliable performance in demanding environments, streamlining maintenance and reducing long-term replacement costs.

Specification Summary & Compliance

This thumb screw features a 10-32 UNF thread with a Class 2A thread fit for precise dimensional accuracy and interchangeability. It is fully threaded with a right-hand direction and manufactured from 18-8 Stainless Steel. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for use in regulated industries.