S-96640A228 2-56 x 7/32" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from Black-Oxide coated 18-8 Stainless Steel, ideal for harsh environments
• High tensile strength of 80,000 psi ensures reliable, long-lasting fastening under stress
• Fully threaded coarse UNC spacing provides faster installation and stronger grip in various materials
• Standard 82° countersink angle allows for a flush, secure fit in tapered holes
• Class 2A thread fit guarantees precise, consistent engagement with mating parts
• Rockwell B80 hardness offers excellent durability and resistance to wear
• Compliance with ASME B18.6.3, RoHS 3, and REACH ensures safety and regulatory adherence for industrial use

Professional Applications & Engineering Value

This 2-56 UNC flat head Phillips screw is engineered to solve common industrial challenges, such as corrosion and mechanical failure. Made from Black-Oxide 18-8 Stainless Steel, it resists rust and oxidation, making it perfect for outdoor equipment, marine hardware, and electronics exposed to moisture. The coarse thread spacing and fully threaded design enable quick, secure fastening in metals and plastics, reducing assembly time. With an 82° flat head profile, it sits flush to prevent snagging and improve aesthetics in applications like machinery panels and automotive components. Its high tensile strength and hardness ensure it withstands vibration and load, providing reliable performance in demanding industrial fastening scenarios.

Specification Summary & Compliance

This screw features a 2-56 UNC thread size with Class 2A thread fit for precise dimensional accuracy and easy assembly. It adheres to ASME B18.6.3 manufacturing standards, ensuring consistent quality and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for various industrial and consumer applications.