S-91737A123 8-32 x 1/4" ASME B18.6.3 Stainless Steel Fillister Head Phillips Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 18-8 stainless steel and passivated finish, ideal for harsh environments.
• High tensile strength of 80,000 psi ensures reliable, long-lasting fastening under demanding loads.
• Class 2A thread fit provides smooth assembly and consistent engagement for reduced installation time.
• Fully threaded design offers maximum grip and holding power across the entire screw length.
• High, narrow fillister head allows for deeper tool engagement and a sleek, low-profile appearance.
• No. 2 Phillips drive enables efficient installation with standard tools, minimizing slippage and damage.
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality and environmental safety for global projects.

Professional Applications & Engineering Value

Engineered for precision and durability, these 8-32 UNC screws with a coarse thread and rounded fillister head excel in applications where space constraints and corrosion are concerns. The 18-8 stainless steel material, combined with a passivated finish, provides superior resistance to oxidation and chemicals, making them ideal for electronics, machinery, and marine equipment. The fully threaded design ensures uniform stress distribution, reducing the risk of loosening in high-vibration environments. With a Rockwell B85 hardness and 80,000 psi tensile strength, they deliver reliable performance in assembly lines, automotive components, and industrial fixtures, solving common issues of fastener failure and maintenance costs.

Specification Summary & Compliance

This screw adheres to Class 2A thread fit per UNC standards, ensuring precise dimensional accuracy. It meets ASME B18.6.3 manufacturing specifications for consistency and reliability. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, supporting safe and sustainable use in regulated industries.