S-92210A258 10-24 x 3" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments
• Superior load-bearing capacity with 70,000 psi tensile strength and Rockwell B55 hardness for demanding industrial applications
• Precise thread engagement through Class 3A thread fit and UNC coarse threading, providing secure fastening and vibration resistance
• Efficient installation with hex drive design and 82° countersink angle, allowing flush mounting and easy torque application
• Full-threaded design ensures maximum grip length and uniform stress distribution across the entire fastener
• Regulatory compliance with ASME B18.3 standards, RoHS 3, and REACH directives for safe, environmentally responsible manufacturing
• Versatile industrial compatibility with standard UNC threading suitable for various machinery and equipment assemblies

Professional Applications & Engineering Value

These 10-24 x 3" flat head screws deliver critical performance advantages for industrial fastening systems where reliability and corrosion resistance are paramount. The 18-8 stainless steel material combined with passivated finish provides exceptional protection against chemical exposure and atmospheric corrosion, significantly extending service life in manufacturing, marine, and chemical processing environments. The UNC coarse thread configuration ensures rapid installation and superior resistance to vibrational loosening, while the hex drive design enables high-torque application without cam-out issues. With Class 3A thread fit precision, these screws maintain consistent clamping force in critical assemblies, making them ideal for machinery, equipment frames, and structural components where joint integrity cannot be compromised.

Specification Summary & Compliance

Manufactured to exacting dimensional standards with Class 3A thread fit tolerance for precision engagement. Thread specifications conform to UNC coarse thread standards with 10-24 thread size. Complies with ASME B18.3 dimensional requirements for flat head screws. Meets environmental regulations including RoHS 3 (2015/863/EU) compliance for restricted substances and REACH (EC 1907/2006) requirements for chemical safety. The 82° countersink angle ensures proper seating in standard chamfered holes.