S-90165A514 3/8"-16 x 2 1/16" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced manual operation with a four-arm head design for superior grip and torque application without tools
• Exceptional strength and durability from Black-Oxide Steel with 180,000 psi tensile strength and Rockwell C40 hardness for heavy-duty use
• Secure and adaptable fastening with a removable swivel tip that accommodates up to 10° angular misalignment, preventing damage to surfaces
• Reliable thread engagement through fully threaded UNC coarse threads with Class 2A fit, ensuring consistent performance in various materials
• Corrosion resistance and longevity provided by the black-oxide finish, extending service life in industrial environments
• Broad compatibility with right-hand thread direction and standard 3/8"-16 sizing for easy integration into existing assemblies
• Regulatory peace of mind with full compliance to RoHS 3 and REACH, supporting sustainable and safe manufacturing practices

Professional Applications & Engineering Value

This 3/8"-16 UNC thumb screw is engineered to address common challenges in industrial settings, such as the need for quick, tool-free adjustments and secure fastening under high stress. The Black-Oxide Steel construction offers robust resistance to wear and environmental factors, while the removable swivel tip with a 10° maximum angle compensates for misalignment, reducing the risk of cross-threading and component damage. Ideal for machinery, enclosures, and fixtures requiring frequent maintenance, the four-arm head ensures a firm grip even with gloves, enhancing operator efficiency. Its fully threaded coarse design and Class 2A thread fit provide reliable holding power in metals and plastics, making it a versatile choice for engineers prioritizing precision and durability in demanding applications.

Specification Summary & Compliance

This thumb screw adheres to UNC coarse thread standards with a Class 2A thread fit for precise dimensional accuracy, ensuring consistent performance. Key specifications include a thread size of 3/8"-16, length of 2 1/16", and a swivel tip diameter of 7/16". It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and safe industrial use.