S-91735A215 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 316 stainless steel construction and passivated finish, ideal for harsh environments and chemical exposure
• Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B85 hardness for reliable performance under heavy loads
• Optimized thread engagement through fully threaded UNC coarse design and Class 2A fit, ensuring secure fastening and vibration resistance
• Efficient installation with Phillips No. 2 drive and rounded pan head profile, providing excellent torque transfer and reduced cam-out risk
• Industry-standard compliance meeting ASME B18.6.3 specifications for dimensional accuracy and manufacturing consistency
• Environmental responsibility with RoHS 3 and REACH compliance, ensuring safe use in regulated applications
• Versatile 2 1/2" length with right-hand threading, suitable for various material thicknesses and assembly requirements

Professional Applications & Engineering Value

These 316 stainless steel rounded head screws deliver critical performance advantages in demanding industrial environments where corrosion resistance and mechanical reliability are paramount. The combination of fully threaded UNC coarse threads and Class 2A thread fit ensures maximum engagement strength while accommodating minor misalignments during assembly. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, making these Phillips drive pan head screws ideal for chemical processing equipment, marine applications, food processing machinery, and outdoor installations. With 80,000 psi tensile strength maintained across the full 2 1/2" length, they provide consistent clamping force in thick assemblies and vibrating systems where fastener integrity cannot be compromised.

Specification Summary & Compliance

This 8-32 UNC screw features precise Class 2A thread fit tolerances and complies with ASME B18.6.3 manufacturing standards for dimensional accuracy. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. Manufacturing specifications include right-hand thread direction, coarse thread spacing, and fully threaded design from pan head to tip.