S-91771A847 10-32 x 7/16" 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 through Class 2A UNF fine threads ensuring secure fastening and vibration resistance
• Optimized flush mounting with standard 82° countersink angle for seamless surface integration and improved aesthetics
• Enhanced drive efficiency with Phillips No. 2 drive style providing secure tool engagement and reduced cam-out risk
• Full-threaded design offering maximum grip length and uniform stress distribution 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 10-32 UNF 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 degradation, making these industrial fasteners ideal for marine equipment, food processing machinery, and outdoor applications. The UNF fine thread configuration ensures superior vibration resistance in dynamic assemblies, while the flat head profile with 82° countersink enables flush mounting in precision equipment and electronic enclosures. With fully threaded design and Class 2A thread fit, these screws maintain consistent clamping force in high-stress applications, from automotive components to industrial machinery assemblies.

Specification Summary & Compliance

Manufactured to exacting ASME B18.6.3 standards with Class 2A thread fit tolerances for precision engagement. Features 10-32 UNF fine threads with right-hand orientation and standard flat head profile. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Mechanical properties include 80,000 psi tensile strength and Rockwell B80 hardness for consistent performance in demanding applications.