S-91239A621 M12 x 45 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 strength and reliability with Class 10.9 rating and 140,000 psi tensile strength, ideal for high-stress industrial applications
- Superior corrosion resistance thanks to black-oxide coating on alloy steel, extending service life in demanding environments
- Optimized torque transmission through 8 mm hex drive design, preventing stripping and ensuring secure fastening
- Quick installation and removal with fully threaded M12 coarse pitch (1.75 mm) design, reducing assembly time
- Enhanced durability and wear resistance with Rockwell C32 hardness, maintaining performance under repeated use
- Wide industrial compatibility with ISO 7380 compliance and Class 6g thread fit, ensuring precise dimensional accuracy
- Environmental and safety compliance meeting RoHS 3 and REACH standards for responsible manufacturing
Professional Applications & Engineering Value
These M12 hex button head screws deliver critical performance in heavy machinery, automotive assemblies, and structural frameworks where high tensile strength and corrosion resistance are paramount. The black-oxide alloy steel construction combats rust and wear, while the fully threaded coarse pitch design ensures rapid installation and robust load distribution. Engineered with a hex drive and rounded head profile, they provide superior torque application without cam-out, reducing fastener failure risks in vibration-prone environments. Ideal for industrial applications requiring dependable, reusable fasteners that meet stringent ISO 7380 specifications.
Specification Summary & Compliance
This fastener features M12 x 1.75 mm coarse threads with Class 6g thread fit for precise engagement, and is manufactured to ISO 7380 standards for dimensional consistency. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements. The Class 10.9 strength grade and fully threaded right-hand design support reliable performance in high-demand settings.
