S-90462A680 1/4"-20 x 1 1/2" 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
- Superior grip and tool-free operation with a knurled round head design for easy hand-tightening in tight spaces
- Excellent strength-to-weight ratio from glass-filled nylon construction, supporting up to 18,000 psi tensile strength for reliable fastening
- Wide temperature resistance from -40°F to 185°F, ensuring performance stability in varied industrial environments
- Precise and reliable threading with UNC coarse threads and Class 2A fit for consistent engagement and reduced cross-threading risks
- Enhanced durability and chemical resistance due to the glass-filled nylon material, ideal for harsh conditions
- Full compliance with environmental standards including RoHS 3 and REACH, making it safe for regulated industries
- Fully threaded 1 1/2" length provides maximum adjustability and secure holding power in diverse applications
Professional Applications & Engineering Value
This glass-filled nylon thumb screw is engineered to address common industrial challenges such as corrosion, electrical insulation needs, and weight reduction without sacrificing strength. The knurled round head offers a secure grip for quick adjustments in equipment panels, electronic enclosures, and machinery covers, eliminating the need for tools and reducing assembly time. With a UNC 1/4"-20 thread and coarse spacing, it ensures fast engagement and reliable performance in vibration-prone settings. Its temperature resistance from -40° to 185° F and high tensile strength of 18,000 psi make it suitable for automotive, aerospace, and consumer electronics, where durability and compliance with RoHS and REACH standards are critical for safety and longevity.
Specification Summary & Compliance
This thumb screw adheres to UNC thread standards with a Class 2A thread fit for precise dimensional accuracy and ease of assembly. It is fully threaded and manufactured from glass-filled nylon plastic in an off-white color, with a head diameter of 35/64" and length of 1 1/2". The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial use.
