S-90042A136 M1.6 x 12 mm ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with integrated silicone rubber O-ring, preventing leaks in high-pressure applications up to 1500 psi.
• Exceptional corrosion resistance due to 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• High mechanical strength with 100,000 psi tensile strength and Rockwell B85 hardness, providing dependable load-bearing capacity.
• Wide temperature tolerance from -80° to 400°F, maintaining seal integrity and performance across extreme thermal conditions.
• Precise Class 6g thread fit for smooth installation and secure fastening, reducing assembly time and improving joint stability.
• Compact hex socket drive (1.5 mm) allows for easy access in confined spaces and minimizes tool slippage during tightening.
• Full compliance with international standards including ASME B18.3, DIN 912, and ISO 4762, ensuring interchangeability and quality assurance.

Professional Applications & Engineering Value

This M1.6 metric socket head cap screw is engineered to address critical sealing challenges in precision assemblies. The 18-8 stainless steel body offers excellent resistance to oxidation and chemical exposure, while the integrated silicone rubber O-ring creates a reliable seal against fluids and gases under pressures up to 1500 psi. Its coarse thread with Class 6g tolerance ensures quick, accurate installation in industrial fastening applications such as pneumatic systems, fluid handling equipment, and electronic enclosures. The combination of high tensile strength and temperature resilience from -80° to 400°F makes it ideal for automotive, aerospace, and instrumentation sectors where vibration resistance and environmental durability are paramount.

Specification Summary & Compliance

The screw features a fully threaded M1.6 x 0.35 mm pitch design with Class 6g thread fit per ISO metric standards, ensuring dimensional accuracy. It conforms to ASME B18.3, DIN 912, and ISO 4762 specifications for socket head cap screws, guaranteeing consistent performance. Additionally, the product is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, meeting environmental and safety regulations for global industrial use.