S-90272A419 3/8"-16 x 5/8" 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 environments
• High tensile strength of 60,000 PSI ensures reliable fastening under heavy loads and vibration
• Rockwell B70 hardness provides excellent wear resistance and prevents thread deformation during installation
• Class 2A thread fit offers optimal clearance for quick assembly while maintaining secure connections
• Fully threaded design maximizes grip length and load distribution across the entire fastener
• Pan head with Phillips drive combines low-profile installation with common tool compatibility
• Coarse UNC threading enables rapid installation and superior performance in softer materials

Professional Applications & Engineering Value

These zinc-plated steel screws deliver exceptional performance in industrial settings where corrosion resistance and structural integrity are paramount. The 3/8"-16 UNC coarse thread configuration provides superior holding power in metal assemblies, wood constructions, and machinery components, while the Class 2A thread fit ensures consistent engagement without binding. The rounded pan head design distributes clamping force evenly, preventing surface damage and maintaining seal integrity. With fully threaded construction and Phillips drive compatibility, these fasteners streamline assembly processes in manufacturing, automotive, and construction applications where speed and reliability are critical.

Specification Summary & Compliance

Manufactured to ASME B18.6.3 specifications with Class 2A thread tolerance for consistent fit and performance. Features UNC coarse threading at 3/8"-16 size with right-hand orientation. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The zinc-plated steel construction meets industrial standards for corrosion protection and mechanical performance.