S-92210A594 5/16"-18 x 2 3/4" 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
- Exceptional corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- Superior load-bearing capability thanks to 70,000 psi tensile strength and Rockwell B55 hardness, ensuring reliable performance under stress.
- Precise, secure fastening with Class 3A thread fit and fully threaded UNC coarse design, minimizing loosening in high-vibration applications.
- Efficient installation and flush seating provided by the hex drive and 82° standard flat head profile, reducing assembly time.
- Long-term durability and compliance with ASME B18.3 standards, RoHS, and REACH, meeting rigorous industry and environmental regulations.
- Versatile coarse threading (5/16"-18 UNC) for quick engagement and strong holding power in various materials.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these 18-8 stainless steel flat head screws address common challenges like corrosion, vibration-induced loosening, and high mechanical stress. The passivated finish enhances surface protection, extending service life in moist or chemical-exposed environments. With a hex drive and fully threaded UNC coarse design, they ensure rapid, secure installation in machinery, construction, and automotive assemblies. The 82° countersink angle allows for a flush fit, reducing protrusion risks while maintaining structural integrity. Ideal for applications requiring ASME B18.3 compliance, these screws deliver consistent performance in heavy-duty fastening, minimizing maintenance and replacement costs.
Specification Summary & Compliance
This screw features precise Class 3A thread fit and UNC coarse threading (5/16"-18) for accurate engagement. It adheres to ASME B18.3 manufacturing specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industry-standard reliability.
