S-91280A222 M5 x 10 mm ISO 4017, DIN 933, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc plating for extended service life in demanding environments
• Superior load-bearing capacity with Class 8.8 strength grade and 110,000 psi tensile strength for reliable performance
• Optimal hardness and durability with Rockwell C21 rating to resist wear and deformation
• Easy installation and removal with external hex drive and coarse thread pitch for efficient assembly
• Precise thread fit with Class 6h tolerance ensuring secure fastening and vibration resistance
• Full threading design provides consistent grip along the entire 10mm length for uniform clamping force
• Compliance with international standards including ISO 4017 and DIN 933 for guaranteed interchangeability

Professional Applications & Engineering Value

These M5 hex head screws deliver exceptional engineering value in industrial applications where vibration resistance and structural integrity are critical. The Class 8.8 steel construction provides reliable strength for machinery assembly, automotive components, and equipment frameworks. The coarse thread pitch (0.8mm) enables quick installation in various materials while maintaining holding power. Zinc plating offers essential corrosion protection for outdoor or humid environments, extending maintenance intervals. The fully threaded design ensures maximum engagement in tapped holes or with nuts, making these metric hex screws ideal for applications requiring consistent clamping force across the entire fastener length.

Specification Summary & Compliance

This hex head screw features M5 x 0.8mm coarse metric thread with Class 6h fit tolerance and 10mm length. Manufactured to ISO 4017, DIN 933, and ISO 898 specifications for dimensional accuracy and mechanical properties. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industries.