S-93886A210 5/16"-24 Thumb Nuts

Key Features & Benefits at a Glance

• Enhanced manual tightening and loosening with a knurled round head design for superior grip without tools
• Excellent chemical and wear resistance due to durable Acetal Plastic construction, ideal for harsh environments
• Precise and reliable fastening ensured by 5/16"-24 UNF fine threading with Class 2B fit for minimal backlash
• Wide operational temperature suitability from 32°F to 180°F, maintaining performance in varied conditions
• Safe for sensitive applications as it is fully compliant with RoHS 3 and REACH environmental standards
• Optimized for quick assembly with a standard right-hand thread and fully threaded design for ease of use
• Stable seating and alignment provided by the 41/64" collar diameter and 27/64" height for secure fits

Professional Applications & Engineering Value

This black Acetal Plastic thumb nut is engineered to address common industrial challenges such as corrosion, electrical insulation, and lightweight assembly needs. The Acetal Plastic material offers low moisture absorption and high stiffness, making it perfect for applications in electrical enclosures, laboratory equipment, and food processing machinery where metal fasteners could cause contamination or galvanic corrosion. The knurled round head ensures a firm grip even with gloved hands, speeding up maintenance and reducing tool dependency. With its 5/16"-24 UNF fine thread and Class 2B thread fit, it delivers precise engagement and vibration resistance, ideal for adjusting components in instrumentation, automotive controls, and consumer electronics. Its compliance with RoHS and REACH standards further supports use in regulated industries, providing a reliable, non-conductive fastening solution.

Specification Summary & Compliance

This thumb nut adheres to UNF thread standards with a Class 2B thread fit for consistent accuracy and ease of assembly. Key dimensions include a thread size of 5/16"-24, collar diameter of 41/64", and height of 27/64". It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets strict environmental and safety requirements for hazardous substances. Manufactured from Acetal Plastic, it operates effectively within a temperature range of 32°F to 180°F, supporting reliable performance in various engineering applications.