S-91794A080 2-56 x 7/16" ASME B18.6.3 Stainless Steel Fillister Head Slotted Screws
Stainless Steel Fillister 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 18-8 Stainless Steel and passivated finish, ideal for harsh industrial environments
- High tensile strength of 70,000 psi ensures reliable load-bearing capacity and joint integrity
- Rockwell B55 hardness provides excellent durability and resistance to wear during installation and use
- Class 2A thread fit offers smooth assembly and consistent engagement with standard UNC coarse threads
- Fully threaded design maximizes grip and holding power along the entire 7/16" length
- High-profile rounded fillister head with slotted drive allows for secure tool engagement and reduced cam-out risk
- Compliance with ASME B18.6.3, RoHS 3, and REACH ensures quality, safety, and environmental standards are met
Professional Applications & Engineering Value
This 2-56 UNC screw with a rounded fillister head and slotted drive is engineered to address critical fastening challenges in precision assemblies. The 18-8 Stainless Steel construction, enhanced by a passivated finish, provides exceptional resistance to corrosion and oxidation, making it suitable for electronics, machinery, and outdoor equipment where moisture and chemicals are present. The coarse UNC thread and Class 2A fit facilitate quick, reliable installation in various materials, reducing the risk of cross-threading. With a high-profile head, it offers improved clearance and tool access in confined spaces, ensuring efficient maintenance and assembly processes for industrial and manufacturing applications.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy and performance reliability. It features a 2-56 UNC coarse thread with Class 2A fit for standard tolerance, and is fully threaded along its 7/16" length. The product is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and environmentally responsible use in global markets.
