S-90042A121 M5 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, providing reliable leak prevention in demanding environments
• Exceptional corrosion resistance from 18-8 stainless steel construction, ensuring long-term durability in harsh conditions
• High-pressure capability rated for 1500 psi maximum pressure, making it suitable for hydraulic and pneumatic applications
• Wide temperature tolerance from -80° to 400°F, maintaining performance across extreme thermal cycles
• Precision thread fit with Class 6g tolerance, ensuring consistent mating and reliable fastening in metric assemblies
• High tensile strength of 100,000 psi with Rockwell B85 hardness, providing excellent mechanical reliability
• Industry-standard compliance meeting multiple international specifications for global project compatibility

Professional Applications & Engineering Value

These M5 socket head cap screws with integrated silicone rubber O-rings solve critical sealing challenges in industrial applications where fluid containment and pressure integrity are paramount. The 18-8 stainless steel construction provides superior corrosion resistance for harsh environments, while the Class 6g thread fit ensures precise engagement in metric assemblies. Engineered for applications requiring reliable sealing under high-pressure conditions up to 1500 psi, these fasteners are ideal for hydraulic systems, pneumatic equipment, and machinery where temperature fluctuations from -80° to 400°F would compromise conventional seals. The hex socket drive design allows for high torque application in confined spaces, making them particularly valuable in compact industrial equipment and precision machinery assemblies.

Specification Summary & Compliance

This M5 x 0.8mm x 12mm metric socket head cap screw features Class 6g thread tolerance with coarse thread spacing, manufactured to exacting dimensional standards including ASME B18.3, DIN 912, and ISO 4762. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in regulated industries. The fully threaded design accommodates maximum hole diameter of 5.6 mm, providing versatile installation options while maintaining specified pressure ratings.