S-90283A190 8-32 x 1/4" ASME B18.6.3 Steel Pan Head Slotted Screws
Steel Pan Head Slotted Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
- Excellent holding power achieved through 60,000 psi tensile strength and Rockwell B60 hardness for reliable fastening performance
- Quick installation and removal with standard slotted drive design compatible with common hand tools
- Optimized thread engagement through Class 2A thread fit and UNC coarse threading for secure connections in various materials
- Maximum thread coverage with fully threaded design ensuring consistent clamping force along the entire 1/4" length
- Regulatory compliance assurance meeting ASME B18.6.3 standards plus RoHS 3 and REACH environmental regulations
- Versatile rounded pan head profile providing a low-profile finish while distributing clamp load effectively
Professional Applications & Engineering Value
These 8-32 UNC zinc-plated steel rounded head screws deliver exceptional engineering value across industrial applications where corrosion resistance and mechanical reliability are paramount. The combination of coarse threading and Class 2A thread fit ensures secure fastening in materials prone to stripping, while the slotted drive style maintains compatibility with standard tooling. The zinc-plated finish provides critical protection against environmental factors in manufacturing, electronics assembly, and machinery applications. With full threading along the entire 1/4" length, these industrial fasteners maintain consistent clamping force, preventing loosening under vibration and thermal cycling conditions common in mechanical systems and equipment enclosures.
Specification Summary & Compliance
These rounded head screws feature precision 8-32 UNC coarse threads with Class 2A thread fit tolerance for reliable engagement. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance standards. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use in regulated industries. The mechanical properties include 60,000 psi tensile strength and Rockwell B60 hardness, validating their suitability for high-stress applications requiring dependable industrial fasteners.
