S-90181A192 8-32 x 3/8" Thumb Screws

Key Features & Benefits at a Glance

• Easy manual operation with spade head design for quick tool-free tightening and loosening in confined spaces
• Superior load-bearing capacity with 40,000 psi tensile strength for reliable performance in demanding applications
• Enhanced durability from Rockwell B55 hardness steel construction resisting wear and deformation
• Secure fastening with fully threaded 8-32 UNC coarse threading providing maximum grip and vibration resistance
• Precise fit through Class 2A thread tolerance ensuring consistent engagement with mating components
• Environmental compliance meeting RoHS 3 (2015/863/EU) standards for safe use in regulated industries
• Universal compatibility with right-hand thread direction and inch measurements for broad industrial applicability

Professional Applications & Engineering Value

This steel thumb screw delivers exceptional engineering value through its robust spade head design and 8-32 UNC coarse threading. The combination of 40,000 psi tensile strength and Rockwell B55 hardness addresses common industrial challenges of component failure under stress, while the fully threaded construction prevents loosening in high-vibration environments. Ideal for industrial applications requiring frequent adjustments, such as access panels, electronic enclosures, and machinery guards, the right-hand thread direction and Class 2A thread fit ensure quick installation and reliable performance. The RoHS 3 compliance makes it suitable for electronics and regulated sectors where material restrictions apply.

Specification Summary & Compliance

This thumb screw features 8-32 UNC coarse threading with Class 2A thread fit for precise dimensional accuracy. Manufactured from high-strength steel with fully threaded construction and 3/8" length, it complies with RoHS 3 (2015/863/EU) regulations for hazardous substance restrictions, ensuring environmental safety in industrial applications.