S-91882A382 10-32 x 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 easy hand-tightening with knurled round head design, reducing tool dependency and speeding up assembly
- Enhanced corrosion resistance and durability thanks to black-oxide steel construction, ideal for harsh industrial environments
- High tensile strength of 70,000 psi ensures reliable load-bearing capacity and resistance to mechanical stress
- Precise thread engagement with Class 2A fit and UNF fine threads, minimizing cross-threading and improving fastening accuracy
- Full threading along the 1/2" length provides maximum adjustability and secure holding power in various material thicknesses
- Compliance with RoHS 3 and REACH regulations guarantees environmental safety and meets global industry standards
- Rockwell B84 hardness offers excellent wear resistance, extending service life in high-usage applications
Professional Applications & Engineering Value
These 10-32 UNF thumb screws are engineered to address common industrial challenges such as frequent adjustments and tool-free operations in confined spaces. The black-oxide steel material provides a protective layer against rust and wear, making them suitable for electronics, machinery, and automotive assemblies where corrosion resistance is critical. The fully threaded design and fine thread spacing ensure secure fastening in soft materials or pre-tapped holes, reducing the risk of stripping. With a knurled round head, users benefit from enhanced manual control without slippage, improving efficiency in maintenance and prototyping tasks. Their high tensile strength and standardized UNF thread profile make these screws a reliable choice for B2B procurement in demanding engineering environments.
Specification Summary & Compliance
This product adheres to Class 2A thread fit for consistent dimensional accuracy and smooth assembly. It complies with RoHS 3 (2015/863/EU) with exemption 6(a)-I and REACH (EC 1907/2006) standards, ensuring environmental and safety regulations are met. The screw features a right-hand thread direction, UNF thread type, and precise measurements including a 0.19" thread diameter and 1/2" length, supporting reliable performance in industrial applications.
