S-91772A256 10-24 x 2 3/4" 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 and outdoor applications.
• Enhanced durability and strength with Rockwell B70 hardness and 70,000 psi tensile strength, ensuring reliable performance under high-stress conditions.
• Optimized thread engagement through partial threading and coarse UNC threads, providing faster installation and reduced risk of cross-threading.
• Secure and efficient driving with Phillips No. 2 drive, allowing for high torque application and minimizing driver slippage during assembly.
• Consistent dimensional accuracy with Class 2A thread fit, ensuring precise mating with nuts and threaded holes for leak-proof connections.
• Broad regulatory compliance meeting ASME B18.6.3 specifications, RoHS 3, and REACH standards, guaranteeing safety and environmental responsibility.
• Versatile pan head design with standard rounded profile, offering a low-profile finish and excellent bearing surface for uniform clamping force.

Professional Applications & Engineering Value

Engineered for demanding industrial fastening applications, these 10-24 UNC partially threaded pan head screws deliver exceptional performance where corrosion resistance and mechanical reliability are critical. The passivated 18-8 stainless steel material effectively resists oxidation and chemical exposure, making these screws ideal for machinery, electrical enclosures, and marine equipment. The coarse thread design ensures quick assembly and strong holding power in softer materials or where vibration resistance is needed. With a Phillips No. 2 drive, installers benefit from widespread tool compatibility and reduced installation time. These features collectively address common engineering challenges such as fastener failure, thread stripping, and environmental degradation, providing long-term fastening solutions in construction, automotive, and OEM manufacturing sectors.

Specification Summary & Compliance

This screw adheres to Class 2A thread fit tolerances per UNC standards, ensuring precise and consistent threading. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting stringent environmental and safety regulations for hazardous substances. Additional attributes include a length of 2 3/4", partial threading up to 1 1/2" minimum, and a pan head with 0.373" diameter, all designed to support reliable and standardized industrial use.