S-91052A119 M12 x 50 mm ISO 8676, DIN 961 High-Strength Metric Class 10.9 Steel Hex Head Screws
High-Strength Metric Class 10.9 Steel Hex 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 strength and reliability with Class 10.9 rating and 150,000 psi tensile strength, ensuring secure fastening in high-stress applications.
- Superior corrosion resistance from zinc yellow-chromate plating, extending service life in harsh industrial environments.
- Precise thread engagement with extra fine M12x1.25mm pitch and Class 6h fit, reducing the risk of loosening under vibration.
- Easy installation and removal thanks to the external hex drive and standard 19mm head width, compatible with common tools.
- Full threading for versatile use across various material thicknesses, providing consistent clamping force.
- High durability backed by Rockwell C32 hardness, resisting wear and deformation over time.
- Compliance with international standards including ISO 8676 and DIN 961, ensuring quality and interchangeability.
Professional Applications & Engineering Value
These M12 hex head screws are engineered to address critical challenges in industrial applications where vibration, heavy loads, and corrosive conditions are common. The Class 10.9 strength grade and fully threaded design provide reliable clamping in machinery, construction, and automotive assemblies, preventing joint failure. The extra fine thread pitch offers finer adjustment and better load distribution, ideal for precision equipment. With zinc yellow-chromate plating, they resist rust and chemicals, reducing maintenance costs. Made from high-quality steel and meeting ISO 8676 DIN 961 specifications, these screws deliver consistent performance, enhancing safety and efficiency in demanding environments.
Specification Summary & Compliance
This metric hex head screw features precise dimensions: M12 thread size, 1.25mm pitch (extra fine), 50mm length, and Class 6h thread fit for accurate assembly. It complies with ISO 8676 and DIN 961 standards, ensuring dimensional consistency and performance. The product meets common industry regulations for quality and is manufactured with steel material and zinc yellow-chromate finish for enhanced durability and RoHS/REACH compliance where applicable.
