S-92741A120 8-32 Thumb Nuts

Key Features & Benefits at a Glance

• Effortless hand-tightening with a 7/16" knurled round head for superior grip in tight spaces without tools.
• Enhanced load distribution and vibration resistance due to the 3/8" flange, reducing the risk of loosening and surface damage.
• Excellent corrosion resistance from the brass material, ideal for humid or corrosive industrial environments.
• Quick and reliable assembly with fully threaded 8-32 UNC coarse threads and Class 2B fit, ensuring smooth engagement and consistent performance.
• Durable, long-lasting performance with a robust copper alloy construction designed for repeated use in mechanical applications.
• Compliance with environmental standards, being RoHS 3 compliant, making it suitable for regulated industries.
• Wide compatibility with standard UNC threaded components, facilitating easy integration into existing systems.

Professional Applications & Engineering Value

This brass thumb nut is engineered to address common challenges in industrial settings, such as the need for quick, tool-free adjustments and corrosion resistance. The knurled round head provides a secure grip, allowing for easy hand-tightening in applications where space is limited or frequent disassembly is required, such as in machinery maintenance, electronic enclosures, and prototyping. Made from brass, it offers inherent anti-corrosive properties, reducing maintenance costs and extending service life in harsh environments. The 3/8" flange distributes clamping force evenly, preventing damage to soft materials and enhancing joint integrity. With its 8-32 UNC coarse thread and Class 2B fit, it ensures reliable fastening in industrial thumb nuts and mechanical fasteners, making it a versatile choice for engineers seeking efficient, durable solutions.

Specification Summary & Compliance

This thumb nut features precise Class 2B thread fit for consistent engagement, adhering to UNC thread standards with coarse thread spacing. It is manufactured to meet industry specifications, including RoHS 3 (2015/863/EU) compliance with exemption 6(c) for lead in copper alloy, ensuring it is suitable for environmentally conscious applications. Dimensions include a collar diameter of 3/8", head diameter of 7/16", and height of 5/16", providing reliable performance in various fastening scenarios.