S-91735A328 6-32 x 2 1/2" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments
• Exceptional mechanical strength delivering 80,000 psi tensile strength and Rockwell B85 hardness for reliable load-bearing performance
• Enhanced durability and longevity through passivated surface finish that improves corrosion protection and wear resistance
• Precise thread engagement with Class 2A thread fit and UNC coarse threads ensuring secure fastening in various materials
• Optimized drive efficiency featuring No. 2 Phillips drive for easy installation and reduced cam-out during torque application
• Full-threaded design providing maximum grip length and holding power across the entire 2 1/2" shaft
• Regulatory compliance assurance meeting ASME B18.6.3 manufacturing standards and environmental regulations including RoHS 3 and REACH

Professional Applications & Engineering Value

These 316 stainless steel rounded head screws deliver critical performance advantages in demanding industrial settings where corrosion resistance and mechanical reliability are paramount. The combination of passivated finish and 316 stainless steel material provides exceptional protection against chemical exposure, saltwater environments, and industrial contaminants. The fully threaded UNC coarse thread design ensures maximum pull-out resistance in softer materials while the Class 2A thread fit maintains precise tolerances for consistent assembly. The pan head profile with Phillips drive offers a low-profile installation suitable for confined spaces while providing sufficient drive torque. These characteristics make these industrial screws ideal for chemical processing equipment, marine hardware, food processing machinery, and outdoor infrastructure where long-term reliability under harsh conditions is essential.

Specification Summary & Compliance

These screws feature Class 2A thread fit per UNC standards with precise dimensional accuracy. Manufacturing complies with ASME B18.6.3 specifications ensuring consistent quality and performance. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, confirming they are free from restricted substances. The 6-32 UNC coarse thread configuration with right-hand threading provides standardized compatibility across industrial applications.