S-95345A558 10-24 x 1/2" ASME B18.13 Stainless Steel Pan Head Phillips Screws with External-Tooth Lock Washer

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel and passivated finish, ensuring long-term reliability in harsh environments.
• Enhanced vibration resistance through the integrated external-tooth lock washer made from 410 stainless steel, preventing loosening under dynamic loads.
• High tensile strength of 70,000 psi for secure fastening in demanding mechanical and industrial applications.
• Effortless installation with Phillips No. 2 drive and fully threaded UNC coarse thread design, reducing assembly time and effort.
• Precise thread fit (Class 2A) ensures consistent engagement and reliable performance in standardized components.
• Broad regulatory compliance including ASME B18.13, RoHS 3, and REACH, meeting strict industry and environmental standards.
• Versatile pan head design with rounded profile provides a low-profile, secure fit for various assembly needs.

Professional Applications & Engineering Value

This 10-24 x 1/2" Phillips Pan Head Screw with External-Tooth Lock Washer is engineered to address critical challenges in industrial and mechanical assemblies. The 18-8 Stainless Steel construction, enhanced by a passivated finish, offers exceptional resistance to corrosion and oxidation, making it ideal for applications in moist or chemically aggressive environments. The integrated external-tooth lock washer—crafted from 410 Stainless Steel—provides reliable anti-vibration locking, preventing fastener failure in machinery subject to constant motion or shock loads. With a coarse UNC thread and Class 2A fit, these screws ensure quick, accurate installation and robust holding power. Commonly used in automotive, electronics, and heavy equipment, this screw delivers dependable performance where safety and durability are paramount.

Specification Summary & Compliance

The screw features a 10-24 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy. It is manufactured in compliance with ASME B18.13 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulatory requirements, ensuring environmental safety and material reliability. The assembly includes a fully threaded design and a passivated finish on both the screw and washer for consistent corrosion protection.