S-91771A836 10-32 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-term reliability in harsh environments
• Exceptional mechanical strength delivering 80,000 psi tensile strength and Rockwell B80 hardness for demanding applications
• Precision thread engagement with Class 2A UNF fine threads ensuring secure fastening and vibration resistance
• Optimized flush mounting featuring standard 82° countersink angle for seamless surface integration
• Enhanced installation efficiency through Phillips No. 2 drive design allowing quick assembly with standard tools
• Full-thread coverage across the entire 1-1/2" length providing maximum grip and load distribution
• Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards

Professional Applications & Engineering Value

These 10-32 UNF flat head screws deliver critical performance advantages for industrial assembly applications where corrosion resistance and structural integrity are paramount. The passivated 18-8 stainless steel construction provides exceptional protection against oxidation and chemical exposure, making these fasteners ideal for marine equipment, food processing machinery, and outdoor installations. The UNF fine threading ensures superior vibration resistance compared to coarse-thread alternatives, while the fully threaded design maximizes engagement in both thin and thick materials. The 82° countersink angle allows for perfect flush mounting in precision-machined components, eliminating protrusions that could interfere with moving parts or create safety hazards. These engineering features combine to create reliable, long-lasting fastening solutions that reduce maintenance frequency and prevent costly equipment failures in demanding industrial environments.

Specification Summary & Compliance

Manufactured to exacting dimensional standards with Class 2A thread fit tolerance for consistent performance. Complies with ASME B18.6.3 mechanical and dimensional specifications for flat head screws. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features UNF (Unified National Fine) thread form with 10-32 sizing and right-hand threading orientation. The flat head profile maintains standard industrial specifications with 0.362" head diameter and 0.116" head height dimensions.