S-90200A257 10-32 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
- Enhanced grip and torque application with 5/8" diameter knurled head for secure manual tightening without tools
- Superior corrosion resistance through black-oxide steel finish, extending service life in demanding environments
- High-strength performance with 70,000 psi tensile strength and Rockwell B84 hardness for reliable load-bearing applications
- Precision thread engagement with Class 2A UNF fine threads ensuring consistent fit and vibration resistance
- Space-saving low-profile design with 3/16" head height for applications with limited clearance
- Full-threaded construction providing maximum engagement length and holding power across the entire fastener
- Regulatory compliance meeting RoHS 3 and REACH standards for use in regulated industries
Professional Applications & Engineering Value
This 10-32 UNF thumb screw delivers exceptional engineering value through its black-oxide steel construction and precision Class 2A thread specification. The combination of 70,000 psi tensile strength and fully threaded design ensures reliable performance in industrial applications requiring repeated adjustments and secure fastening. The knurled head texture provides superior grip for manual operation in maintenance panels, access covers, and equipment housings where tool-free access is essential. The low-profile round head design minimizes protrusion while the fine thread spacing offers enhanced vibration resistance in machinery, electronics enclosures, and precision instruments. This thumb screw solves common assembly challenges by combining manual operation convenience with industrial-grade durability.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit standards with UNF thread form and right-hand thread direction. The fastener meets dimensional specifications including 1 1/2" length, 10-32 thread size, and 5/8" head diameter. Compliance includes RoHS 3 (2015/863/EU) with exemption 6(a)-I and REACH (EC 1907/2006) standards, ensuring environmental regulatory adherence for industrial applications.
