S-95198A560 3/8"-24 x 1" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with the integrated Viton® Fluoroelastomer O-Ring, providing reliable leak prevention in high-pressure environments up to 1500 psi.
• Exceptional corrosion resistance due to the 18-8 Stainless Steel construction, ensuring long-term durability in harsh industrial conditions.
• High tensile strength of 100,000 psi and Rockwell B85 hardness for reliable load-bearing capacity and resistance to deformation under stress.
• Precise Class 3A thread fit for secure, vibration-resistant fastening in critical assemblies requiring fine thread engagement.
• Wide temperature tolerance from -20° to 400° F, making it suitable for applications exposed to extreme thermal cycles.
• Standard hex drive (5/16") and socket head profile for easy installation and removal with common tools, reducing assembly time.
• Compliance with major international standards including ASME B18.3, DIN 912, and ISO 4762, ensuring interchangeability and quality assurance.

Professional Applications & Engineering Value

This 3/8"-24 UNF Socket Head Cap Screw is engineered to address critical sealing and fastening challenges in demanding industrial environments. The 18-8 Stainless Steel material offers excellent resistance to corrosion and oxidation, while the Viton® Fluoroelastomer O-Ring provides a robust seal against fluids and gases under pressures up to 1500 psi. Its fine UNF thread and Class 3A fit ensure tight, reliable connections in precision equipment, reducing the risk of loosening due to vibration. Ideal for high-pressure hydraulic systems, pneumatic assemblies, and machinery requiring leak-proof fasteners, this screw combines durability with regulatory compliance, supporting efficient maintenance and long service life in sectors like aerospace, automotive, and heavy machinery.

Specification Summary & Compliance

The screw features a 3/8"-24 UNF fine thread with Class 3A fit, ensuring high precision and thread engagement accuracy. It is fully threaded and right-hand oriented, with a maximum hole diameter of 0.397". Manufacturing and quality adhere to ASME B18.3, DIN 912, and ISO 4762 specifications. The product is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, meeting environmental and safety regulations for industrial use.