S-90042A127 M6 x 25 mm ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• Superior sealing performance with a silicone rubber O-ring, capable of withstanding pressures up to 1500 psi and temperatures from -80° to 400° F.
• High tensile strength of 100,000 psi and Rockwell B85 hardness for dependable load-bearing in demanding applications.
• Precision Class 6g threads provide consistent, secure fastening with reduced risk of cross-threading or loosening.
• Hex socket drive design allows for easy installation and high torque application in confined spaces.
• Full threading ensures maximum grip and uniform stress distribution along the entire length.
• Compliance with ASME B18.3, DIN 912, and ISO 4762 standards guarantees interchangeability and quality assurance.

Professional Applications & Engineering Value

This M6 socket head cap screw is engineered to address critical sealing and durability challenges in industrial settings. The 18-8 stainless steel material offers excellent resistance to corrosion and oxidation, making it ideal for applications in chemical processing, marine, and outdoor equipment. The integrated silicone rubber O-ring provides a reliable seal against fluids and gases, preventing leaks in high-pressure systems up to 1500 psi. With a coarse thread pitch and Class 6g thread fit, it ensures quick assembly and secure fastening in vibrating environments. Commonly used in machinery, automotive assemblies, and fluid handling systems, this screw delivers consistent performance where sealing integrity and structural reliability are paramount.

Specification Summary & Compliance

This metric screw features an M6 x 1 mm thread with Class 6g tolerance for precise fit, and is fully threaded for uniform engagement. It complies with ASME B18.3, DIN 912, and ISO 4762 standards, ensuring dimensional accuracy and interoperability. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for hazardous substances.