S-90280A251 10-24 x 1 1/2" ASME B18.6.3 Steel Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• High-strength performance with 60,000 psi tensile strength and Rockwell B69 hardness for reliable load-bearing applications
• Optimized drive engagement through fillister head design with slotted drive for secure installation and removal
• Precision thread compatibility with Class 2A UNC coarse threads ensuring consistent fit and vibration resistance
• Full-threaded design providing maximum grip length and uniform stress distribution across the entire fastener
• Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
• Enhanced clearance capability with high, narrow rounded head profile for applications requiring minimal protrusion

Professional Applications & Engineering Value

These 10-24 UNC zinc-plated steel rounded head screws deliver exceptional engineering value for industrial assembly applications where corrosion resistance and mechanical strength are critical. The fillister head design with slotted drive provides superior torque transmission while the high-profile rounded head offers excellent clearance in countersunk applications. The coarse UNC threading with Class 2A fit ensures rapid installation and reliable performance in vibration-prone environments. Manufactured from zinc-plated steel, these fasteners withstand harsh conditions while maintaining their structural integrity, making them ideal for machinery, electrical enclosures, and automotive assemblies where 60,000 psi tensile strength and environmental compliance are mandatory requirements.

Specification Summary & Compliance

These industrial-grade rounded head screws feature precise 10-24 UNC coarse threads with Class 2A thread fit tolerance for consistent mating performance. The 1½" length provides optimal engagement depth while the fully threaded design ensures maximum holding power. Manufacturing compliance includes ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. Environmental compliance is verified through RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) certifications, ensuring these fasteners meet current regulatory standards for industrial use.