S-93190A621 3/8"-16 x 5/8" 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 thanks to 316 stainless steel construction
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads
• Excellent thread engagement and holding power from the fully threaded UNC coarse thread design
• Precise and secure fastening guaranteed by the Class 2A thread fit for consistent assembly
• Easy installation and removal with the standard external hex drive and hex head design
• Long-term durability and material integrity provided by Rockwell B70 hardness
• Compliance with major industrial standards including ASME B18.2.1, RoHS 3, and REACH

Professional Applications & Engineering Value

This 3/8"-16 UNC hex head screw in 316 stainless steel is engineered to solve critical challenges in demanding industrial settings. Its exceptional corrosion resistance makes it ideal for marine, chemical processing, and food industry applications where exposure to moisture and corrosive agents is common. The coarse thread (UNC) and fully threaded design provide maximum grip and vibration resistance, preventing loosening in dynamic environments. With an external hex drive and standardized dimensions, it ensures quick installation and compatibility with common tools, reducing assembly time and labor costs. This screw delivers reliable, long-term performance where high tensile strength and regulatory compliance are non-negotiable.

Specification Summary & Compliance

This product features a 3/8"-16 UNC thread with Class 2A fit for precise dimensional accuracy. It is manufactured in compliance with the ASME B18.2.1 standard and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring it is free from hazardous substances and suitable for global industrial supply chains.