S-92205A631 3/8"-16 x 2" Sealing Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance and durability with 18-8 Stainless Steel construction, ideal for harsh industrial environments.
• Reliable sealing under extreme conditions thanks to a silicone rubber O-ring that performs from -80° to 400° F and withstands up to 20,000 psi pressure.
• High-strength fastening with 80,000 psi tensile strength and Rockwell B85 hardness for demanding applications.
• Secure and precise installation using a standard external hex drive and a coarse UNC thread for quick assembly and reduced cross-threading risk.
• Optimized thread engagement and vibration resistance through a partially threaded design and Class 2A thread fit.
• Broad compatibility with a maximum hole diameter of 0.399", fitting standard industrial requirements.
• Compliance with major environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use.

Professional Applications & Engineering Value

This 3/8"-16 UNC hex head screw is engineered to solve critical challenges in high-pressure and temperature-sensitive environments. The 18-8 Stainless Steel provides excellent resistance to corrosion and oxidation, extending service life in industries like chemical processing, marine, and oil & gas. The integrated silicone rubber O-ring ensures a reliable seal, preventing leaks in systems exposed to pressures up to 20,000 psi and temperatures from -80° to 400° F. Its coarse thread and partially threaded shank enhance grip and reduce the risk of loosening under vibration, making it a dependable choice for heavy-duty machinery, hydraulic systems, and assembly lines where sealing integrity and fastener strength are paramount.

Specification Summary & Compliance

This screw adheres to UNC coarse thread standards with a Class 2A thread fit for consistent dimensional accuracy and ease of assembly. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial applications. The specifications include a thread size of 3/8"-16, a length of 2", and a maximum hole diameter of 0.399", providing reliable performance in accordance with industry benchmarks.