S-93190A884 7/8"-9 x 3" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments like marine and chemical processing
• Exceptional tensile strength of 70,000 psi ensures reliable performance under heavy loads and high-stress applications
• Class 2A thread fit provides consistent assembly with standard nuts, reducing installation time and improving compatibility
• Fully threaded design offers maximum grip and holding power across the entire 3" length for secure fastening
• External hex drive and hex head allow for easy installation and removal with common tools, minimizing labor costs
• Rockwell B70 hardness enhances durability and resistance to wear, extending service life in demanding conditions
• Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees quality, safety, and environmental standards for industrial use

Professional Applications & Engineering Value

This 7/8"-9 UNC hex head screw in 316 stainless steel is engineered to address critical challenges in industrial settings, such as corrosion from exposure to moisture, chemicals, and saltwater. The coarse thread and Class 2A thread fit ensure quick, reliable assembly in structural applications, reducing the risk of cross-threading and improving efficiency. With a fully threaded design and external hex drive, it provides superior clamping force and ease of maintenance in heavy machinery, construction, and marine equipment. Its high tensile strength and hardness make it a dependable choice for applications requiring long-term durability and minimal downtime, while compliance with ASME B18.2.1 standards ensures consistent performance and interoperability.

Specification Summary & Compliance

This hex head screw features a 7/8"-9 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy, ensuring reliable engagement with standard components. It is manufactured in accordance with ASME B18.2.1 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for industrial use.