S-91290A055 M2.5 x 25 mm DIN 912 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 industrial applications, reducing the risk of fastener failure.
- Class 12.9 strength rating combined with Rockwell C37 hardness provides superior durability and resistance to wear, extending service life in demanding environments.
- Black-oxide coating on alloy steel offers enhanced corrosion resistance and a sleek, non-reflective finish suitable for various operational conditions.
- Precision M2.5 coarse threads (0.45mm pitch) with Class 5g6g fit enable quick, secure installation and easy alignment in metric assemblies.
- Standard hex socket (2mm drive) allows for high torque application with common tools, minimizing stripping and ensuring tight, flush fastening.
- Full threading along the 25mm length provides consistent grip and adjustability, ideal for components requiring deep engagement.
- Compliance with DIN 912, RoHS 3, and REACH guarantees adherence to international quality and safety standards, supporting global supply chain requirements.
Professional Applications & Engineering Value
Engineered for precision and reliability, this Class 12.9 socket head cap screw addresses critical needs in machinery, automotive, and electronics sectors where high tensile strength and corrosion resistance are paramount. The black-oxide alloy steel construction withstands harsh conditions, while the M2.5 coarse thread design simplifies assembly and disassembly, reducing downtime. Its fully threaded 25mm length ensures uniform load distribution, making it ideal for securing components in compact spaces. By meeting DIN 912 specifications, it delivers consistent performance in metric fastener applications, enhancing structural integrity and operational efficiency.
Specification Summary & Compliance
This socket head cap screw features precise M2.5 x 0.45mm coarse threads with a Class 5g6g thread fit for accurate engagement. It adheres to DIN 912 standards for dimensional consistency and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material quality in industrial use.
