S-94036A523 M5 x 20 mm ISO 898-1, DIN 6921 Medium-Strength Metric Class 8.8 Steel Flanged Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Flanged 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 corrosion protection with zinc yellow-chromate plating that extends service life in harsh environments
- High tensile strength of 110,000 psi ensures reliable performance under heavy loads and vibration
- Class 8.8 strength grade provides excellent durability for demanding industrial applications
- Integrated flange design eliminates the need for separate washers and distributes load evenly
- Fully threaded coarse pitch enables faster installation and superior grip in various materials
- External hex drive with precise head dimensions allows for easy installation with standard tools
- ISO 898-1 and DIN 6921 compliance guarantees consistent quality and international interoperability
Professional Applications & Engineering Value
This M5 hex head screw delivers exceptional engineering value through its Class 8.8 high-strength steel construction and zinc yellow-chromate plating, specifically designed to combat corrosion in industrial environments. The fully threaded coarse pitch metric design ensures rapid assembly while maintaining secure fastening in machinery, automotive components, and structural applications. The integrated flange provides superior bearing surface distribution, preventing surface damage and reducing installation time. With Rockwell C22 hardness and precise Class 6g thread fit, these screws maintain dimensional stability under stress, solving common challenges of loosening and material fatigue in high-vibration applications.
Specification Summary & Compliance
This fastener features M5 x 0.8mm coarse pitch threads with Class 6g tolerance for precise fitment, 20mm length, and fully threaded design. Manufactured to ISO 898-1 standards and compliant with DIN 6921 specifications, ensuring dimensional accuracy and mechanical properties. The zinc yellow-chromate plating provides RoHS and REACH compliant corrosion resistance, while the Class 8.8 strength rating confirms adherence to international mechanical property requirements for reliable performance in professional applications.
