S-91280A053 M5 x 20 mm ISO 4017, DIN 933 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
- Superior strength for demanding applications with Class 8.8 rating and 110,000 psi tensile strength, ensuring reliable performance under high stress.
- Exceptional durability and wear resistance thanks to steel construction and Rockwell C21 hardness, providing long service life in industrial environments.
- Optimized for quick and secure installation featuring an external hex drive and coarse thread spacing (0.8mm pitch) for efficient assembly with standard tools.
- Precise and reliable thread engagement with Class 6g thread fit and fully threaded M5x20mm design, ensuring consistent clamping force and vibration resistance.
- Compliance with international quality standards including ISO 4017 / DIN 933, guaranteeing dimensional accuracy and interchangeability.
- Environmentally responsible manufacturing meeting RoHS 3 and REACH regulations, making them suitable for global supply chains.
- Versatile black finish providing a clean appearance and basic corrosion resistance for various industrial settings.
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these M5 hex head screws provide a robust fastening solution where vibration resistance and structural integrity are critical. The Class 8.8 steel construction delivers high tensile strength (110,000 psi) to prevent failure in machinery, automotive assemblies, and construction frameworks. The fully threaded M5x20mm design with coarse thread pitch ensures maximum grip length and rapid installation, reducing assembly time while maintaining secure joints. Compliant with ISO 4017 / DIN 933 standards, these metric screws offer reliable performance in demanding environments, from manufacturing plants to equipment maintenance, where precision and durability are non-negotiable.
Specification Summary & Compliance
This M5 x 20mm hex head screw features a Class 6g thread fit for standard tolerance, 0.8mm coarse thread pitch, and is manufactured to ISO 4017 / DIN 933 specifications for dimensional accuracy. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in industrial applications globally.
