S-91794A079 2-56 x 3/8" 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 tensile strength of 70,000 psi ensures reliable, long-lasting fastening under demanding mechanical loads
- Precision UNC coarse threading with Class 2A fit provides easy installation and secure grip in various materials
- Fully threaded design maximizes holding power and distribution along the entire 3/8" length
- Rounded fillister head with slotted drive offers a low-profile, aesthetically clean finish while allowing standard tool engagement
- Rockwell B55 hardness maintains thread integrity and resistance to wear during repeated use
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards for global applications
Professional Applications & Engineering Value
This 2-56 UNC rounded fillister head slotted screw in 18-8 stainless steel is engineered to address common industrial challenges such as vibration loosening and corrosion in machinery, electronics, and precision equipment. The passivated finish enhances durability against moisture and chemicals, reducing maintenance needs in automotive, aerospace, or marine settings. Its coarse thread and fully threaded design ensure quick assembly and strong retention in softer materials or pre-tapped holes, while the slotted drive allows for straightforward manual or automated installation. By combining high tensile strength with standardized dimensions, it delivers consistent performance in industrial fasteners, minimizing downtime and ensuring compliance with rigorous engineering specifications.
Specification Summary & Compliance
This screw features precise UNC coarse threading with a Class 2A fit for standard tolerance and easy engagement. It adheres to ASME B18.6.3 manufacturing specifications, ensuring dimensional accuracy and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of hazardous substances and suitable for environmentally conscious applications.
