S-91239A771 M16 x 25 mm ISO 7380 Steel Button Head Hex-Drive Screws
Steel Button Head Hex-Drive 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 corrosion resistance thanks to the black-oxide finish on alloy steel, ideal for harsh industrial environments.
- Superior strength and reliability with a Class 10.9 grade and 140,000 psi tensile strength, ensuring secure, high-load fastening.
- Optimized for high-torque applications featuring a 10 mm hex drive and rounded button head for easy installation and a clean finish.
- Consistent and precise thread engagement with a fully threaded M16x2 mm coarse thread and Class 6g fit, reducing the risk of cross-threading.
- Enhanced durability and wear resistance due to Rockwell C32 hardness, maintaining performance under repetitive stress.
- Broad industrial compatibility as it meets ISO 7380 standards, ensuring interchangeability and reliability in global applications.
- Safe for regulated industries with compliance to RoHS 3 and REACH, supporting environmentally conscious manufacturing.
Professional Applications & Engineering Value
This M16x2 mm Class 10.9 metric hex screw is engineered to address common industrial challenges such as vibration loosening and corrosion in demanding settings. The black-oxide alloy steel construction provides a protective layer that significantly extends service life in humid or chemically exposed environments, reducing maintenance costs. Its fully threaded coarse thread design ensures rapid assembly and high clamp load retention, making it ideal for heavy machinery, structural frameworks, and automotive assemblies. The rounded button head with a 10 mm hex drive offers a low-profile, flush finish while allowing high torque application without stripping, enhancing both safety and efficiency in industrial fastening applications. By conforming to ISO 7380, it guarantees dimensional accuracy and performance consistency, supporting seamless integration into global supply chains.
Specification Summary & Compliance
This screw features precise Class 6g thread fit and ISO metric coarse threading (M16x2 mm), ensuring reliable engagement and interchangeability. It adheres to ISO 7380 for dimensional and performance standards, and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility in industrial use.
