S-92210A732 1/2"-13 x 5" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive Flat Head 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 from 18-8 stainless steel with passivated finish, ideal for harsh industrial environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty applications
- Precise thread engagement with Class 3A thread fit ensuring reliable fastening in critical assemblies
- Optimized drive efficiency through 5/16" hex drive design providing secure torque transmission
- Full-length threading offering maximum grip and load distribution across the entire 5" length
- Standardized countersink profile with 82° angle for flush mounting in prepared surfaces
- Regulatory compliance meeting ASME B18.3 specifications and environmental standards (RoHS 3, REACH)
Professional Applications & Engineering Value
This 18-8 stainless steel flat head screw delivers exceptional engineering value in demanding industrial applications where corrosion resistance and structural integrity are paramount. The combination of UNC coarse threads and Class 3A thread fit ensures rapid installation with minimal cross-threading risk while maintaining vibration resistance in heavy machinery, structural frameworks, and equipment manufacturing. The passivated finish enhances the natural corrosion resistance of stainless steel, making these hex drive screws ideal for chemical processing, marine environments, and outdoor installations. With full threading along the entire 5" length, engineers achieve maximum clamping force distribution in thick materials and composite assemblies, while the standardized 82° countersink angle provides seamless flush mounting in predrilled surfaces.
Specification Summary & Compliance
This flat head screw features precision 1/2"-13 UNC coarse threads with Class 3A thread fit tolerances, manufactured to ASME B18.3 specifications. The component maintains dimensional accuracy with standardized 82° countersink angle and fully threaded 5" length. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications with strict material restrictions.
