S-90272A373 10-24 x 5 1/2" 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 harsh industrial environments
• Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high stress
• Optimized drive engagement through Phillips No. 2 drive design, preventing cam-out and ensuring secure installation
• Enhanced thread reliability with UNC coarse threading and Class 2A fit, providing excellent vibration resistance in demanding applications
• Full-threaded design delivers maximum holding power across the entire 5½" length for superior fastening integrity
• Industry-standard compliance with ASME B18.6.3 specifications ensures consistent quality and interchangeability
• Environmental responsibility through RoHS 3 and REACH compliance, meeting strict regulatory requirements

Professional Applications & Engineering Value

These zinc-plated steel rounded head screws with 10-24 UNC coarse threading provide critical solutions for industrial assembly challenges where vibration resistance and corrosion protection are paramount. The pan head profile with Phillips No. 2 drive offers excellent torque transmission while maintaining a low-profile appearance. Engineered with Class 2A thread fit and fully threaded design, these fasteners deliver superior clamping force in heavy machinery, structural frameworks, and equipment manufacturing. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures reliable performance in high-stress applications, while the protective zinc plating significantly extends service life in corrosive environments common in manufacturing facilities and outdoor installations.

Specification Summary & Compliance

Manufactured to precise Class 2A thread fit tolerances with UNC coarse thread pattern (10-24 size) and compliant with ASME B18.6.3 manufacturing standards. These rounded head screws feature a 5½" fully threaded length with right-hand threading direction. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) requirements for chemical safety, ensuring environmental responsibility and regulatory adherence for industrial applications.