S-90042A232 M3 x 5 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 sealing performance with integrated Buna-N rubber O-ring to prevent fluid and gas leakage under pressures up to 1500 psi
- Excellent 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 for demanding industrial applications
- Wide temperature tolerance from -40° to 225° F, maintaining seal integrity across extreme operating conditions
- Precision thread engagement with Class 6g metric coarse threads providing secure fastening and vibration resistance
- Standard hex drive compatibility using 2.5 mm hex keys for easy installation and removal in confined spaces
- Full regulatory compliance meeting international standards including ASME B18.3, DIN 912, and ISO 4762
Professional Applications & Engineering Value
These M3 socket head cap screws with integrated Buna-N rubber O-rings deliver critical sealing solutions for industrial equipment requiring pressure containment and environmental protection. The 18-8 stainless steel construction combined with Class 6g thread precision ensures reliable performance in hydraulic systems, pneumatic controls, and machinery exposed to moisture, chemicals, or temperature fluctuations. The fully threaded design and standard socket head profile enable uniform clamping force and accessibility in space-constrained assemblies, making them ideal for OEM manufacturing, automotive components, and processing equipment where leak prevention and corrosion resistance are paramount.
Specification Summary & Compliance
This metric socket head cap screw features M3 x 0.5 mm coarse threads with Class 6g tolerance for precise fitment. Manufacturing complies with ASME B18.3, DIN 912, and ISO 4762 standards for dimensional accuracy and performance. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for hazardous substances.
