S-90042A308 M12 x 35 mm ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with integrated Buna-N rubber O-ring, preventing leaks in high-pressure applications up to 1500 psi.
• Excellent corrosion resistance due to 18-8 stainless steel construction, ensuring long-term reliability in harsh industrial environments.
• High tensile strength of 100,000 psi provides reliable clamping force and durability under heavy loads.
• Wide temperature tolerance from -40° to 225° F, maintaining seal integrity across diverse operating conditions.
• Precise Class 6g thread fit ensures smooth installation and secure fastening with metric coarse threads.
• Standard hex drive design allows for easy installation and removal with common 10 mm tools, reducing assembly time.
• Full threading along the 35 mm length offers consistent engagement and adjustable positioning in assemblies.

Professional Applications & Engineering Value

This M12 socket head cap screw is engineered to address critical sealing and durability challenges in demanding industrial settings. The 18-8 stainless steel material provides inherent corrosion resistance, ideal for environments exposed to moisture, chemicals, or outdoor elements. Combined with the Buna-N rubber O-ring, it effectively seals against fluids and gases, preventing leaks in hydraulic systems, pneumatic equipment, and machinery operating under pressures up to 1500 psi. The metric coarse thread (M12 x 1.75mm) and Class 6g thread fit ensure precise, reliable fastening in components like engine blocks, pumps, and industrial enclosures, reducing maintenance needs and enhancing operational safety. Its compliance with DIN 912 and ISO 4762 standards guarantees interchangeability and performance consistency across global engineering projects.

Specification Summary & Compliance

This screw features a metric thread size M12 x 1.75mm with Class 6g tolerance for accurate fit, and a fully threaded 35 mm length for versatile mounting. It meets ASME B18.3, DIN 912, and ISO 4762 manufacturing specifications, ensuring dimensional precision and reliability. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to environmental and safety regulations for industrial use.