S-92210A409 3-48 x 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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable, long-lasting fastening.
- Precise, secure installation ensured by the Class 3A thread fit and UNC coarse thread profile, reducing cross-threading risks.
- Efficient assembly and removal with the 1/16" hex drive, providing a positive grip and minimizing tool slippage.
- Flush, professional finish achieved with the standard 82° countersink angle, suitable for applications requiring a smooth surface.
- Full-length threading for maximum grip and holding power across the entire 3/4" length in various material thicknesses.
- Compliance with major standards including ASME B18.3, RoHS 3, and REACH, ensuring quality and environmental safety.
Professional Applications & Engineering Value
This 3-48 UNC flat head screw is engineered to address critical challenges in industrial assembly, such as vibration loosening and corrosion-induced failure. Constructed from 18-8 stainless steel with a passivated finish, it provides excellent resistance to oxidation and chemical exposure, making it suitable for machinery, electronics, and outdoor equipment. The hex drive design allows for high torque application, ensuring tight fastening in confined spaces, while the coarse thread and Class 3A fit facilitate quick installation and enhanced load distribution. Its fully threaded body and 82° countersink angle enable secure, flush mounting in metal and plastic components, reducing maintenance needs and improving product lifespan in demanding applications.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including a Class 3A thread fit and UNC thread type with coarse spacing for reliable performance. It is manufactured in accordance with ASME B18.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for industrial use.
