S-90275A197 8-32 x 3/4" ASME B18.6.3 Steel Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh industrial environments.
• High tensile strength of 60,000 psi ensures reliable, secure fastening under heavy loads and vibration.
• Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
• 82° countersink angle and flat head design allow for a flush, clean finish, minimizing protrusion and snagging risks.
• Class 2A thread fit with UNC coarse threading offers easy, quick assembly and reliable engagement in a variety of materials.
• Full threading along the 3/4" length ensures maximum grip and adjustability in deep or variable material thicknesses.
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees consistent quality, safety, and environmental responsibility.

Professional Applications & Engineering Value

These 8-32 UNC flat head slotted screws are engineered to address common industrial fastening challenges, such as material fatigue and corrosion. Made from zinc-plated steel, they provide a protective barrier against moisture and chemicals, ideal for outdoor equipment, machinery, and electrical enclosures. The coarse UNC thread and Class 2A fit ensure quick installation and strong holding power in wood, metal, and plastic assemblies, reducing assembly time and improving productivity. The flat head with an 82° countersink sits flush to prevent interference in tight spaces, making them perfect for applications requiring a smooth surface finish, such as automotive panels, furniture, and precision instruments. With high tensile strength and full threading, these screws deliver consistent performance in demanding environments, minimizing the risk of loosening or failure.

Specification Summary & Compliance

This screw features precise inch system measurements, including a thread size of 8-32 UNC with Class 2A thread fit for standardized compatibility. It meets ASME B18.6.3 specifications for dimensional accuracy and performance, ensuring reliable fastening in industrial applications. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmental safety and restricted substance management.