S-90272A294 12-24 x 3/4" ASME B18.6.3 Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• High tensile strength of 60,000 psi ensures reliable fastening under substantial mechanical loads and vibration
• Rockwell B70 hardness provides excellent wear resistance and maintains thread integrity during repeated installations
• Class 2A thread fit with coarse UNC threading enables quick assembly and reduces cross-threading risks
• Fully threaded design offers consistent gripping power along the entire 3/4" length for uniform load distribution
• Phillips No. 3 drive with rounded pan head combines secure tool engagement with a low-profile, snag-resistant finish
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards for global procurement

Professional Applications & Engineering Value

These 12-24 UNC zinc-plated steel screws are engineered to address common industrial challenges such as material fatigue, corrosion, and assembly efficiency. The coarse thread spacing and Class 2A thread fit facilitate rapid installation in sheet metal, machinery, and electrical enclosures, reducing labor time while preventing stripping. The zinc plating offers a protective barrier against rust and chemical exposure, making these rounded head Phillips screws ideal for outdoor equipment, automotive components, and HVAC systems. With full threading and high tensile strength, they ensure vibration-resistant connections that maintain integrity in dynamic operational conditions, supporting long-term reliability in industrial applications.

Specification Summary & Compliance

This product adheres to ASME B18.6.3 specifications for dimensional accuracy and performance, featuring a Class 2A thread fit with UNC coarse threads for consistent engagement. The screws are manufactured to precise standards, including a 3/4" length, 0.425" head diameter, and right-hand threading. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) ensures they are free of hazardous substances, meeting environmental and safety regulations for industrial use worldwide.