S-91773A251 10-24 x 1 1/2" ASME B18.6.3 Stainless Steel Round Head Phillips Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Superior mechanical strength offering 100,000 psi tensile strength and Rockwell B100 hardness for reliable, long-term performance
• Precision thread engagement with Class 2A fit and UNC coarse threads ensuring secure fastening and vibration resistance
• Optimized drive efficiency featuring a No. 2 Phillips drive for easy installation and reduced cam-out risk
• Full-threaded design providing maximum grip length and uniform stress distribution across the entire 1-1/2" length
• Regulatory compliance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
• Versatile rounded head profile delivering a finished appearance while minimizing surface protrusion in assembled applications

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 10-24 UNC rounded head Phillips screws solve critical fastening challenges where corrosion resistance and mechanical reliability are paramount. The combination of 18-8 stainless steel material and passivated surface treatment creates a protective oxide layer that significantly extends service life in moist, chemical, or outdoor environments. The fully threaded coarse pitch design ensures rapid installation and superior holding power in metal assemblies, electrical enclosures, and machinery components. With their Class 2A thread fit maintaining precise tolerances, these screws eliminate play and prevent loosening under dynamic loads, making them ideal for vibration-prone applications across manufacturing, automotive, and infrastructure sectors where ASME B18.6.3 compliance is required for quality assurance.

Specification Summary & Compliance

These rounded head screws feature precision UNC coarse threads with Class 2A thread fit tolerances, ensuring consistent engagement and reliable performance. Manufacturing conforms to ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, confirming the absence of restricted substances. The 1-1/2" length and fully threaded configuration provide versatile fastening solutions while maintaining the material integrity of 18-8 stainless steel throughout the component.