S-90200A430 1/2"-13 x 1" 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 manual grip with fully knurled 1" diameter head and high-profile design for effortless hand tightening without tools
- Enhanced corrosion resistance through black-oxide steel construction protecting against industrial environments
- Reliable thread engagement with Class 2A UNC coarse threading ensuring consistent fastening performance
- High-strength durability supporting 70,000 psi tensile strength and Rockwell B84 hardness for demanding applications
- Full-threaded convenience allowing installation at any point along the 1" length for versatile positioning
- Environmental compliance meeting RoHS 3 and REACH standards for safe industrial use
- Right-hand thread design providing familiar, intuitive operation for maintenance and assembly personnel
Professional Applications & Engineering Value
This black-oxide steel thumb screw addresses critical industrial fastening challenges where tool-free access and repeated adjustments are essential. The fully knurled head with high-profile design delivers maximum torque transmission for manual operation in confined spaces or when quick disassembly is required. Engineered with UNC coarse threading and Class 2A fit, it maintains reliable engagement in vibration-prone equipment, access panels, and machinery guards. The 70000 psi tensile strength ensures structural integrity in high-stress applications while the corrosion-resistant finish withstands industrial environments. Ideal for maintenance fixtures, electronic enclosures, and production equipment requiring frequent service access.
Specification Summary & Compliance
This 1/2"-13 UNC thumb screw features precision Class 2A thread fit with coarse thread spacing for optimal engagement in various materials. Manufactured to standard inch dimensions with 1" length and fully threaded design. Compliant with RoHS 3 (2015/863/EU) with exemption 6(a)-I and REACH (EC 1907/2006) environmental regulations, ensuring safe use in industrial applications worldwide.
