S-91280A116 M3 x 20 mm ISO 4017, DIN 933, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 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 tensile strength with Class 8.8 rating (110,000 PSI) for reliable performance in high-stress industrial applications.
- Superior corrosion resistance due to zinc plating, extending service life in harsh or outdoor environments.
- Optimized for quick assembly with a coarse thread pitch (0.5mm) and fully threaded design, reducing installation time.
- Secure and stable fastening ensured by Class 6h thread fit, minimizing the risk of loosening under vibration.
- Easy installation and removal with an external hex head (5.5mm width), compatible with standard tools.
- Consistent quality and interchangeability guaranteed by compliance with ISO 4017/DIN 933 standards.
- Safe for various industries as it meets RoHS 3 and REACH environmental regulations.
Professional Applications & Engineering Value
This M3 hex head screw is engineered to address common industrial fastening challenges, such as vibration-induced loosening and corrosion in demanding environments. Made from high-strength steel with a zinc-plated finish, it provides excellent durability and resistance to rust, making it ideal for machinery, automotive assemblies, and electronic enclosures. The fully threaded, right-hand coarse pitch design ensures maximum grip and load distribution, while the external hex drive allows for efficient torque application. By adhering to ISO 4017/DIN 933 standards, this screw delivers reliable performance in industrial applications, reducing maintenance needs and enhancing operational safety.
Specification Summary & Compliance
This product features precise Class 6h thread fit and metric coarse threading (M3 x 0.5mm pitch) with a length of 20mm. It conforms to ISO 4017 and DIN 933 manufacturing specifications, ensuring dimensional accuracy and consistency. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally safe and regulated use in global markets.
