S-90462A660 1/4"-20 x 3/4" Thumb Screws
Thumb Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced grip and torque application with knurled head texture for secure manual tightening without tools
- High tensile strength of 18,000 psi provides reliable fastening for industrial assemblies
- Glass-filled nylon construction offers excellent durability and resistance to wear and chemicals
- Wide temperature tolerance (-40°F to 185°F) ensures performance in varied environmental conditions
- Coarse UNC threading with Class 2A fit enables quick installation and secure hold in materials
- Fully threaded design allows for adjustable positioning and maximum engagement length
- RoHS 3 and REACH compliance guarantees safe use in regulated industries and global markets
Professional Applications & Engineering Value
This glass-filled nylon thumb screw is engineered to address common assembly challenges in industrial equipment, electronics enclosures, and machinery requiring frequent access. The knurled head provides superior manual grip, eliminating the need for tools and reducing maintenance time. With a 1/4"-20 UNC coarse thread and Class 2A fit, it ensures rapid installation and reliable performance in plastic or soft metal components. The material's inherent resistance to corrosion and electrical insulation properties make it ideal for electrical assemblies and environments where metal fasteners are unsuitable. Its fully threaded design and raised round head profile offer consistent clamping force and easy handling, enhancing operational efficiency in B2B procurement and production lines.
Specification Summary & Compliance
This thumb screw adheres to UNC thread standards with a Class 2A thread fit for precise dimensional accuracy. It is manufactured from glass-filled nylon plastic with an off-white color and features a knurled, round head measuring 35/64" in diameter. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial applications.
