S-92210A722 1/2"-13 x 2 1/2" 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 with 18-8 stainless steel and passivated finish for extended service life in harsh environments
- High tensile strength of 70,000 PSI ensures reliable performance under heavy loads and vibration
- Precise Class 3A thread fit provides secure, accurate fastening with minimal risk of cross-threading
- Coarse UNC threading enables quick installation and superior holding power in various materials
- 5/16" hex drive design allows for high-torque application with standard tools, reducing installation time
- Full threading along the 2 1/2" length offers maximum adjustability and grip in deep applications
- 82° countersink angle ensures flush mounting for clean, professional finishes in visible applications
Professional Applications & Engineering Value
These 1/2"-13 UNC flat head screws deliver exceptional engineering value for demanding industrial applications where reliability and corrosion resistance are critical. The 18-8 stainless steel construction combined with a passivated finish provides superior protection against chemical exposure and environmental degradation, making them ideal for marine equipment, food processing machinery, and outdoor structural applications. The Class 3A thread fit ensures precise engagement with mating components, reducing the risk of stripping and maintaining joint integrity under dynamic loads. With 70,000 PSI tensile strength and Rockwell B55 hardness, these fully threaded screws maintain their structural integrity in high-stress environments, while the 5/16" hex drive facilitates efficient installation in confined spaces where traditional screwdrivers cannot reach.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit precision and UNC coarse thread spacing for optimal performance. These flat head screws comply with ASME B18.3 specifications for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance for restricted hazardous substances and REACH (EC 1907/2006) regulations for chemical safety, ensuring environmental responsibility and workplace safety standards are maintained.
