S-91794A084 2-56 x 3/4" 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 construction and passivated finish, ideal for harsh industrial environments.
- High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable, long-lasting fastening.
- Easy installation and removal thanks to the slotted drive style and rounded fillister head design.
- Precise thread engagement with Class 2A fit and coarse UNC threading, ensuring secure connections and reduced cross-threading risk.
- Full threading along the 3/4" length provides maximum grip and uniform load distribution in assemblies.
- Compliance with major standards including ASME B18.6.3, RoHS 3, and REACH, guaranteeing quality and environmental safety.
- Versatile right-hand thread direction compatible with standard tools and applications for straightforward use.
Professional Applications & Engineering Value
This 2-56 UNC rounded fillister head screw is engineered to address critical challenges in industrial settings, such as vibration loosening and corrosion-induced failure. Made from 18-8 stainless steel with a passivated finish, it excels in environments exposed to moisture, chemicals, and temperature variations, reducing maintenance needs and downtime. The coarse thread spacing and Class 2A thread fit ensure quick, accurate installation in materials like metal and plastic, while the high tensile strength supports heavy-duty applications in machinery, electronics, and automotive assemblies. Its fully threaded design and slotted drive offer ease of use, making it a reliable choice for engineers seeking durability and compliance with ASME B18.6.3 and other regulations.
Specification Summary & Compliance
This screw features a 2-56 UNC thread size with Class 2A thread fit for precise dimensional accuracy, and it is fully threaded with coarse spacing. It complies with ASME B18.6.3 manufacturing standards, ensuring consistent quality and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, confirming its safety and environmental compliance for global industrial use.
