S-90042A216 M2 x 20 mm ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws
Sealing Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
- Reliable sealing performance with integrated Buna-N rubber O-ring, preventing leaks under pressures up to 1500 psi.
- High mechanical strength offering 100,000 psi tensile strength and Rockwell B85 hardness for demanding applications.
- Broad temperature compatibility from -40° to 225° F, maintaining integrity in varied operational conditions.
- Precise thread engagement with Class 6g fit and coarse M2 x 0.4 mm thread, ensuring secure fastening and easy installation.
- Space-saving hex drive design with 1.5 mm drive size, allowing efficient tightening in confined spaces.
- Global compliance assurance meeting ASME B18.3, DIN 912, and ISO 4762 standards, plus RoHS 3 and REACH environmental regulations.
Professional Applications & Engineering Value
This M2 socket head cap screw is engineered to address critical sealing and vibration challenges in precision assemblies. The 18-8 stainless steel material provides excellent resistance to oxidation and chemical exposure, while the Buna-N rubber O-ring creates a dependable seal against fluids and gases, ideal for hydraulic systems, pneumatic devices, and electronic enclosures. Its fully threaded design and Class 6g thread fit ensure uniform load distribution and reduced loosening under dynamic stresses. Commonly used in automotive, aerospace, and industrial machinery, this metric screw delivers consistent performance where high-pressure sealing and compact hex drive access are essential.
Specification Summary & Compliance
The screw features a Class 6g thread per ISO metric standards, with a coarse M2 x 0.4 mm thread profile for robust engagement. Manufacturing adheres to ASME B18.3, DIN 912, and ISO 4762 specifications, ensuring dimensional accuracy and interchangeability. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances for safe use in regulated industries.
