S-92210A845 3/4"-10 x 2 1/2" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty applications
• Precision thread engagement through Class 3A thread fit and UNC coarse spacing, ensuring reliable fastening performance
• Efficient installation with 1/2" hex drive and standard flat head profile for flush mounting and easy torque application
• Full-threaded design providing maximum grip length and load distribution across the entire 2 1/2" length
• Industry-standard compliance meeting ASME B18.3 specifications for dimensional accuracy and performance reliability
• Environmental responsibility with RoHS 3 and REACH compliance, ensuring safe use in regulated applications

Professional Applications & Engineering Value

This 3/4"-10 UNC flat head screw in 18-8 stainless steel delivers critical performance advantages for demanding industrial applications. The combination of 70,000 psi tensile strength and Rockwell B55 hardness provides exceptional resistance to vibration loosening and mechanical stress, while the passivated finish significantly enhances corrosion protection in moist or chemical environments. The Class 3A thread fit with UNC coarse spacing ensures precise mating with corresponding nuts and tapped holes, reducing the risk of cross-threading during assembly. The 82° countersink angle and flat head design create a flush surface finish, making these fully threaded screws ideal for machinery, structural frameworks, and equipment where protrusions must be minimized. The 1/2" hex drive accommodates standard industrial tools for efficient installation in high-volume manufacturing settings.

Specification Summary & Compliance

This flat head screw features 3/4"-10 UNC coarse thread with Class 3A thread fit for precision engagement, manufactured to ASME B18.3 dimensional standards. The 2 1/2" length is fully threaded with standard 82° countersink angle. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for hazardous substance restrictions.