M2-0.40 x 5MM Full Thread Metric Size Class 12.9 DIN 912 Flat Socket Head Cap Screw with Baked Thermal Black Oxide Plating
The M2-0.40 x 5MM Full Thread Metric Size Class 12.9 DIN 912 Flat Socket Head Cap Screw with Baked Thermal Black Oxide Plating is a precision-engineered fastener designed for applications requiring exceptional strength, accurate fit, and reliable performance. Manufactured to DIN 912 specifications, this high-strength metric socket head cap screw is commonly used in machinery, automation equipment, electronics, tooling, robotics, and industrial assemblies where compact dimensions and superior clamping force are essential.
High-Strength Class 12.9 Alloy Steel Construction
Produced from premium alloy steel and heat-treated to Class 12.9, this socket head cap screw offers outstanding tensile strength and load-bearing capability. Class 12.9 fasteners are among the strongest metric fasteners available, making them ideal for critical applications subjected to high mechanical stress, vibration, and repeated loading.
Benefits of Class 12.9 Fasteners
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Exceptional tensile and yield strength
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Superior resistance to wear and fatigue
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Reliable performance in demanding environments
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Ideal for precision mechanical assemblies
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Excellent clamping force and joint integrity
DIN 912 Socket Head Cap Screw Design
The DIN 912 standard defines dimensions and performance requirements for socket head cap screws. The cylindrical head with an internal hex drive allows installation in confined spaces while providing high torque transmission and secure tightening.
Product Specifications
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Size: M2 x 0.40 thread pitch
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Length: 5MM
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Full thread design
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Class 12.9 alloy steel
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DIN 912 compliant
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Flat socket head configuration
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Internal hex drive
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Baked thermal black oxide finish
Baked Thermal Black Oxide Plating
The baked thermal black oxide coating provides an attractive black finish while enhancing corrosion resistance and reducing surface friction during installation. This finish also helps minimize light reflection and provides a clean, professional appearance for exposed assemblies.
Common Applications
M2-0.40 x 5MM Class 12.9 DIN 912 Socket Head Cap Screws are widely used in electronics, automation systems, precision instruments, industrial controls, robotics, medical equipment, automotive components, and manufacturing machinery. Their compact size and high strength make them ideal for assemblies where space is limited but performance requirements are demanding.
Why Choose This Metric Socket Head Cap Screw?
The M2-0.40 x 5MM Full Thread Metric Size Class 12.9 DIN 912 Flat Socket Head Cap Screw with Baked Thermal Black Oxide Plating delivers precision, durability, and superior fastening performance. Its high-strength construction, corrosion-resistant finish, and DIN-compliant design make it an excellent choice for industrial, commercial, and precision-engineered applications requiring dependable fastening solutions.
