S-90272A130 5-40 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 harsh industrial environments
• High tensile strength of 60,000 psi ensures reliable fastening under heavy loads and vibrations
• Rockwell B70 hardness provides excellent wear resistance and durability for repeated use
• Fully threaded UNC coarse design delivers faster installation and enhanced grip in various materials
• Class 2A thread fit guarantees consistent, precise engagement with standard nuts and tapped holes
• Pan head with Phillips No. 2 drive offers easy tool access and reduced cam-out during tightening
• Compliance with ASME B18.6.3, RoHS 3, and REACH ensures safety, quality, and environmental standards are met

Professional Applications & Engineering Value

These 5-40 UNC zinc-plated steel screws are engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. The coarse thread and fully threaded design provide rapid installation and superior holding power in metal, plastic, and wood applications, reducing labor time and maintenance costs. With a rounded pan head and Phillips drive, they ensure secure fastening in confined spaces while minimizing strip-out risks. Ideal for machinery, electronics, and automotive assemblies, these screws deliver consistent performance where high tensile strength and regulatory compliance are critical for operational safety and longevity.

Specification Summary & Compliance

This product features a 5-40 UNC coarse thread with Class 2A fit for precise dimensional accuracy per ASME B18.6.3 standards. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements. The manufacturing process maintains strict tolerances for thread diameter, length, and head dimensions, supporting reliable integration in industrial fastening systems.