S-91290A011 M2 x 4 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws
Alloy Steel Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior corrosion resistance from the black-oxide finish on alloy steel extends service life in harsh industrial environments.
- Precise Class 5g6g thread fit guarantees smooth assembly and secure fastening, minimizing play and vibration loosening.
- High hardness (Rockwell C37) provides excellent wear resistance, maintaining thread integrity through repeated use.
- Compact socket head design with a 1.5 mm hex drive allows for easy installation in confined spaces with standard tools.
- Full compliance with DIN 912/ISO 4762 ensures dimensional accuracy and interchangeability with global metric standards.
- RoHS 3 and REACH compliance meets environmental regulations, making it suitable for use in regulated industries worldwide.
Professional Applications & Engineering Value
This M2 socket head cap screw is engineered for demanding applications where space is limited and reliability is critical. The black-oxide alloy steel construction offers enhanced corrosion resistance, making it ideal for automotive, aerospace, and precision machinery assemblies exposed to moisture or chemicals. Its Class 12.9 strength rating and 170,000 psi tensile strength provide a safety margin in high-vibration environments, preventing joint failure. The coarse thread with 0.4 mm pitch ensures quick assembly and strong holding power in metals and engineered plastics. With a standard socket head profile and hex drive, it allows for high torque application without stripping, streamlining maintenance and reducing downtime in production lines.
Specification Summary & Compliance
This screw features a metric M2 x 0.4 mm thread with Class 5g6g thread fit per ISO standards, ensuring precise tolerance for consistent performance. It is manufactured in accordance with DIN 912/ISO 4762 specifications, covering dimensions and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for international supply chains.
