S-90233A910 1/4"-20 x 1/2" ASME B18.6.3 Titanium Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance and lightweight strength from Grade 2 Titanium construction, ideal for harsh environments and weight-sensitive applications.
• High tensile strength of 40,000 psi ensures reliable, long-lasting fastening under significant mechanical stress.
• Rockwell B80 hardness provides excellent durability and resistance to wear, extending the screw's service life.
• Standard 82° countersink angle and flat head allows for a flush, secure fit in countersunk holes, improving aesthetics and safety.
• No. 3 Phillips drive offers common, easy installation with standard tools, reducing assembly time and effort.
• Coarse 1/4"-20 UNC thread with Class 2A fit ensures quick, reliable engagement and vibration resistance in a wide range of materials.
• Full threading along the 1/2" length provides maximum grip and adjustability in various material thicknesses.

Professional Applications & Engineering Value

This Grade 2 Titanium flat head screw is engineered to solve critical challenges in industrial applications where corrosion, weight, and strength are paramount. The titanium material offers a superior strength-to-weight ratio and exceptional resistance to corrosive elements, making it ideal for aerospace, marine, and chemical processing equipment. The 1/4"-20 UNC coarse thread and Class 2A fit provide rapid assembly and reliable performance in metals and plastics, reducing the risk of cross-threading. The flat head with an 82° countersink ensures a smooth, flush finish, preventing snagging and enhancing aerodynamic or aesthetic profiles. With a fully threaded design and Phillips drive, these screws deliver consistent clamping force and ease of installation, supporting efficient maintenance and assembly lines in demanding engineering environments.

Specification Summary & Compliance

This screw features a 1/4"-20 UNC thread with a Class 2A fit for standard dimensional accuracy and easy assembly. It is manufactured in compliance with ASME B18.6.3 specifications, ensuring consistent quality and performance. The product is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for use in various global markets.