S-92533A108 3/8"-16 Thumb Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Excellent hand-tightening capability thanks to the knurled round head design, eliminating the need for tools in quick assembly scenarios
• Reliable and secure coarse thread engagement with UNC 3/8"-16 threading and Class 2B fit, ensuring consistent performance and vibration resistance
• Enhanced durability and load distribution from the 5/8" collar and fully threaded design, providing superior mechanical strength
• Wide industrial compatibility with right-hand thread direction and standard inch measurement system, fitting common machinery and equipment
• Strict environmental and safety compliance meeting RoHS 3 and REACH standards, making it suitable for regulated industries
• Optimized for repeated use with a robust 3/4" height and standard profile, offering long-term cost efficiency in maintenance and assembly

Professional Applications & Engineering Value

This 316 stainless steel thumb nut is engineered to address critical challenges in industrial maintenance, machinery assembly, and marine applications where corrosion resistance and tool-free operation are paramount. The knurled round head provides a secure grip even with oily hands or gloves, reducing installation time and improving worker safety. Its coarse UNC threading and Class 2B thread fit ensure quick, reliable fastening in high-vibration environments, preventing loosening in equipment such as conveyor systems, electrical enclosures, and fluid handling components. The fully threaded design and substantial collar diameter enhance clamping force distribution, making it an ideal choice for heavy-duty thumb nut applications that demand both mechanical integrity and compliance with international environmental standards like REACH and RoHS 3.

Specification Summary & Compliance

This thumb nut adheres to UNC coarse thread standards with a size of 3/8"-16 and Class 2B thread fit for precise, reliable engagement. Manufactured from 316 stainless steel with a round, knurled head (1" diameter), 5/8" collar diameter, and 3/4" height, it ensures dimensional accuracy per inch system requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environmentally conscious and regulated industrial sectors.