S-98164A514 12-24 x 3/4" ASTM F879 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance in harsh environments due to 316 stainless steel construction and passivated finish
• Superior fastening strength and reliability with a high 70,000 psi tensile strength and Rockwell B55 hardness
• Precise, secure thread engagement ensured by Class 3A UNC coarse threads and full threading along the 3/4" length
• Efficient installation and removal with a 1/8" hex drive that provides excellent torque transfer
• Durable, long-lasting performance in industrial applications thanks to compliance with ASTM F879, RoHS 3, and REACH standards
• Reduced risk of thread stripping from the high-precision Class 3A thread fit
• Versatile application fit with a standard rounded button head profile for a finished look and functional clearance

Professional Applications & Engineering Value

This 12-24 UNC Rounded Head Screw is engineered to solve critical challenges in demanding industrial settings. The 316 Stainless Steel material and passivated finish provide outstanding resistance to corrosion, making these screws ideal for marine, chemical processing, and outdoor applications where exposure to moisture and chemicals is a concern. The Class 3A coarse UNC threads and fully threaded design ensure rapid assembly and a secure, vibration-resistant hold, reducing the risk of loosening in machinery and equipment. Paired with a 1/8" hex drive for reliable torque application, this screw delivers consistent performance in high-stress environments, supporting efficient maintenance and long-term operational integrity in industrial fastening systems.

Specification Summary & Compliance

This screw features a 12-24 UNC coarse thread with a Class 3A fit for precision and strength. It meets ASTM F879 specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial use.