S-91882A374 10-32 x 3/8" 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 easy manual operation with a knurled, raised round head design for quick adjustments without tools
- Superior corrosion resistance and durability thanks to black-oxide steel construction, ideal for harsh industrial environments
- High tensile strength of 70,000 psi ensures reliable fastening under heavy loads and repeated use
- Precision Class 2A thread fit provides smooth engagement and consistent performance in UNF fine-thread applications
- Full threading along the 3/8" length offers maximum holding power and versatility in various material thicknesses
- Rockwell B84 hardness maintains thread integrity and resistance to wear over time
- Compliance with RoHS 3 and REACH regulations guarantees safe, environmentally responsible use in global markets
Professional Applications & Engineering Value
This 10-32 UNF thumb screw is engineered to address common challenges in industrial assembly, such as the need for tool-free maintenance and reliable fastening in tight spaces. The black-oxide steel material provides excellent corrosion resistance, reducing downtime in humid or corrosive settings, while the knurled head ensures a secure grip even with gloved hands. Its fully threaded design and fine thread spacing deliver superior clamping force, making it ideal for precision equipment, electronic enclosures, and machinery requiring frequent adjustments. By combining high tensile strength with a Class 2A thread fit, this screw minimizes the risk of cross-threading and ensures long-term performance in demanding applications like automotive, aerospace, and manufacturing systems.
Specification Summary & Compliance
This thumb screw adheres to UNF thread standards with a Class 2A fit for precise dimensional accuracy and smooth assembly. It meets RoHS 3 (2015/863/EU) compliance under exemption 6(a)-I for lead as an alloying element in steel and is REACH (EC 1907/2006) compliant, ensuring it aligns with environmental and safety regulations for industrial use.
