S-98704A330 8-32 x 25/32" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced grip and comfort with a knurled black Acetal plastic head for easy hand-tightening without tools
• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise, reliable fastening with Class 3A thread fit and UNC coarse threads for quick assembly and vibration resistance
• Durability in varied temperatures, with a head temperature range of 32° to 180° F for stable performance
• Full-threaded design ensures maximum engagement and holding power across the entire length
• Low-profile round head minimizes protrusion, making it suitable for compact or aesthetic applications
• Compliance with environmental standards, including RoHS 3 and REACH, for safe and sustainable use

Professional Applications & Engineering Value

This 8-32 UNC thumb screw is engineered to address common challenges in industrial settings, such as the need for frequent adjustments and tool-free operation. The 18-8 stainless steel body provides excellent strength and corrosion resistance, while the black Acetal plastic knurled head offers a non-slip surface that withstands repeated handling without wear. Its coarse thread and Class 3A fit ensure quick installation and secure fastening in materials like metal or plastic, reducing assembly time and maintenance costs. Ideal for electronics enclosures, machinery panels, and laboratory equipment, this screw combines ease of use with long-term reliability in environments where temperature fluctuations from 32° to 180° F are common.

Specification Summary & Compliance

This thumb screw features a 25/32" length with 8-32 UNC coarse threads and a Class 3A thread fit for high precision. It is fully threaded and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity in professional applications.