S-91772A207 8-32 x 2 1/2" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
• Enhanced durability with 70,000 psi tensile strength and Rockwell B70 hardness for reliable long-term performance
• Optimized thread engagement through UNC coarse threading and Class 2A fit, ensuring secure fastening in various materials
• Efficient installation with Phillips No. 2 drive and pan head design, providing excellent torque transmission and flush surface finish
• Versatile partial threading allowing precise clamping force control in assembly applications
• Regulatory compliance meeting ASME B18.6.3 standards while being RoHS 3 and REACH compliant for global market acceptance
• Right-hand thread direction for standard installation procedures and compatibility with existing equipment

Professional Applications & Engineering Value

This 8-32 partially threaded pan head screw delivers exceptional engineering value in demanding industrial applications where corrosion resistance and mechanical strength are critical. The passivated 18-8 stainless steel construction provides superior protection against oxidation and chemical exposure, making it ideal for machinery, electrical enclosures, and outdoor equipment. The UNC coarse threading ensures rapid installation and reliable holding power in various substrates, while the partial threading design allows for precise adjustment and clamping force distribution. The combination of 70,000 psi tensile strength and Phillips No. 2 drive enables efficient assembly operations without compromising structural integrity, solving common challenges of fastener failure and installation inefficiency in manufacturing environments.

Specification Summary & Compliance

This screw features precise Class 2A thread fit with UNC coarse threading (8-32 size) and 2-1/2" length with partial threading. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.