S-97763A368 1/2"-13 x 2" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide coated 18-8 Stainless Steel, ideal for harsh industrial environments.
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and stress.
• Precise Class 3A thread fit for secure, vibration-resistant fastening in critical applications.
• Easy installation and removal with a 5/16" hex drive, reducing assembly time and tool wear.
• Durable Rockwell B55 hardness provides excellent wear resistance and long service life.
• Full threading along the 2" length allows for maximum grip and adjustability in various materials.
• Compliance with ASME B18.3, RoHS 3, and REACH guarantees safety and environmental standards are met.

Professional Applications & Engineering Value

This Black-Oxide 18-8 Stainless Steel Rounded Head Screw is engineered to address common industrial challenges, such as corrosion in humid or chemical-exposed settings. The UNC coarse thread and Class 3A fit ensure tight, reliable connections that resist loosening from vibrations, making it ideal for machinery, automotive, and construction applications. With a hex drive for easy torque application and fully threaded design, it simplifies assembly in tight spaces, reducing downtime and maintenance costs while providing consistent performance in demanding environments.

Specification Summary & Compliance

This screw meets precise dimensional standards, including UNC coarse threads with a Class 3A thread fit for high accuracy. It conforms to ASME B18.3 manufacturing specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and reliability in industrial use.