S-91735A604 8-32 x 1 1/8" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction with passivated finish
• Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B85 hardness for reliable, long-lasting fastening
• Optimized thread engagement with fully threaded 8-32 UNC coarse spacing for faster installation and secure holding power
• Industry-standard compatibility with Class 2A thread fit ensuring precise interchangeability and reduced assembly issues
• Enhanced user experience with Phillips No. 2 drive and rounded pan head design for comfortable driving and reduced cam-out
• Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
• Versatile 1-1/8" length providing ample thread engagement for various material thicknesses in industrial applications

Professional Applications & Engineering Value

These 8-32 UNC rounded head screws in 316 stainless steel deliver critical performance advantages for demanding industrial environments where chemical exposure and moisture are constant concerns. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, making these Phillips drive screws ideal for chemical processing equipment, marine applications, and food processing machinery where sanitation and durability are paramount. The fully threaded design with coarse spacing ensures maximum grip strength in various materials, while the rounded pan head profile provides a finished appearance and reduces stress concentration points. Engineered to withstand vibration and thermal cycling, these industrial fasteners maintain integrity in critical assemblies where failure is not an option.

Specification Summary & Compliance

Manufactured to precise Class 2A thread fit tolerances with 8-32 UNC coarse thread specifications, these screws ensure consistent performance across applications. Compliance with ASME B18.6.3 manufacturing standards guarantees dimensional accuracy and mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring restricted substance compliance for global markets. The combination of 80,000 psi tensile strength and Rockwell B85 hardness provides verified mechanical performance for critical fastening requirements.