S-91771A251 10-24 x 1 1/2" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction for long-lasting performance in harsh environments
• Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B80 hardness for reliable load-bearing capabilities
• Precision thread engagement with Class 2A UNC coarse threads ensuring secure fastening and vibration resistance
• Optimized flush mounting featuring standard 82° countersink angle for seamless surface integration
• Enhanced installation efficiency with Phillips No. 2 drive providing reliable torque transfer during assembly
• Full-threaded design delivering maximum grip length and holding power across the entire fastener
• Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH

Professional Applications & Engineering Value

These 10-24 UNC flat head screws deliver critical engineering solutions where corrosion resistance and structural integrity are paramount. The passivated 18-8 stainless steel construction provides exceptional protection against oxidation and chemical exposure, making them ideal for marine equipment, food processing machinery, and outdoor industrial applications. The combination of coarse threading and Class 2A thread fit ensures rapid installation and reliable performance in materials where fine threads might strip or fail. The fully threaded design maximizes surface contact area, distributing stress evenly while the 82° countersink angle creates flush surfaces critical for aerodynamic components and safety-conscious assemblies. These industrial flat head screws maintain dimensional stability under load with their 80,000 psi tensile strength, preventing joint failure in high-vibration environments.

Specification Summary & Compliance

Manufactured to exacting ASME B18.6.3 specifications with Class 2A thread fit tolerances ensuring consistent performance. The UNC coarse thread profile (10-24) provides optimal engagement in various materials. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations guarantees safe usage across regulated industries. Dimensional accuracy includes 1-1/2" length, 0.362" head diameter, and standard flat head profile for uniform installation.