S-91794A083 2-56 x 5/8" 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 thanks to 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- High tensile strength of 70,000 psi ensures reliable performance under significant mechanical stress and vibration.
- Coarse UNC threading with Class 2A fit provides faster assembly and secure fastening in a wide range of materials.
- Fully threaded design offers maximum grip and uniform load distribution along the entire 5/8" length.
- Rockwell B55 hardness delivers excellent durability and resistance to wear and deformation.
- Rounded fillister head with high, narrow profile allows for a deeper drive engagement and a sleek, low-profile installation.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees consistent quality and environmental safety for global supply chains.
Professional Applications & Engineering Value
This 2-56 UNC Rounded Fillister Head Slotted Screw in 18-8 Stainless Steel is engineered to address common challenges in precision assembly and machinery. The passivated finish significantly enhances corrosion resistance, making it suitable for applications exposed to moisture, chemicals, or outdoor conditions. Its coarse thread and Class 2A fit facilitate quick installation and reduce the risk of cross-threading in metals and plastics, while the fully threaded design ensures a firm hold in dynamic or high-vibration settings like electronics, automotive components, and industrial equipment. The high, narrow rounded fillister head provides a secure slotted drive and a clean aesthetic, ideal for panels and enclosures where space and appearance are critical.
Specification Summary & Compliance
This screw features a 2-56 UNC coarse thread with Class 2A dimensional accuracy for reliable fit and performance. It is manufactured in compliance with ASME B18.6.3 specifications, ensuring consistent thread geometry and mechanical properties. The product is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for industrial use.
