S-90042A320 M2 x 6 mm ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments.
• Reliable high-pressure sealing up to 1500 psi with integrated Buna-N rubber O-rings, preventing fluid and gas leaks.
• Wide temperature tolerance from -40° to 225°F, ensuring consistent performance in extreme conditions.
• High tensile strength of 100,000 psi and Rockwell B85 hardness for durable, long-lasting fastening under stress.
• Precise hex socket drive (1.5 mm) allows for secure tool engagement and reduced risk of stripping during installation.
• Class 6g thread fit and coarse pitch provide easy assembly and reliable thread engagement in various materials.
• Full compliance with international standards including DIN 912, ISO 4762, and ASME B18.3, ensuring interchangeability and quality.

Professional Applications & Engineering Value

This M2 socket head cap screw is engineered to address critical challenges in precision assemblies where space is limited and reliability is paramount. The 18-8 stainless steel material offers excellent resistance to oxidation and corrosion, making it suitable for industrial fasteners in automotive, electronics, and machinery sectors. The inclusion of a Buna-N O-ring provides an effective seal against moisture, dust, and pressure variations, preventing system failures in high-pressure applications up to 1500 psi. With a fully threaded design and coarse thread pitch, it ensures quick installation and strong holding power in metals and plastics, reducing assembly time and maintenance costs. Its compact metric screw dimensions and hex drive style enable use in confined areas, enhancing design flexibility for engineers.

Specification Summary & Compliance

This screw features a metric thread size M2 x 0.4 mm with a Class 6g thread fit for precise tolerances, and is fully threaded with a right-hand thread direction. It conforms to DIN 912, ISO 4762, and ASME B18.3 standards, ensuring dimensional accuracy and performance reliability. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmental and safety requirements in global supply chains.