S-92186A983 1 1/2"-6 x 4 1/2" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 Stainless Steel construction, ideal for marine, chemical, and outdoor applications.
• High tensile strength of 70,000 PSI ensures reliable performance under heavy loads, reducing the risk of fastener failure.
• Rockwell B70 hardness provides excellent durability and resistance to wear, extending the service life of your assemblies.
• Coarse UNC threads offer faster installation and better performance in materials where fine threads might strip or fail.
• Class 2A thread fit guarantees consistent, easy assembly with standard nuts while maintaining secure fastening.
• External hex drive and hex head design allows for high-torque application with common tools, speeding up installation and maintenance.
• Compliance with ASME B18.2.1, RoHS 3, and REACH ensures product reliability, safety, and environmental responsibility for industrial use.

Professional Applications & Engineering Value

This 1 1/2"-6 UNC hex head screw is engineered to solve critical challenges in heavy-duty and corrosive environments. Made from 316 Stainless Steel, it offers exceptional resistance to chemicals, saltwater, and extreme temperatures, making it perfect for marine equipment, chemical processing plants, and infrastructure projects. The coarse thread design ensures quick, secure fastening in softer materials or where vibration is a concern, while the partially threaded shank provides optimal clamp load distribution. With an external hex drive, it supports high-torque applications, reducing installation time and improving efficiency in industrial assembly lines, construction, and machinery maintenance. This screw delivers reliable performance where failure is not an option, enhancing the longevity and safety of your projects.

Specification Summary & Compliance

This screw features a 1 1/2"-6 UNC coarse thread with Class 2A thread fit for precise, interchangeable assembly. It complies with ASME B18.2.1 specifications for dimensional accuracy and performance. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it meets stringent environmental and safety standards for industrial use worldwide.