S-90854A414 M8 x 22 mm ISO 4017, DIN 933 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 150,000 psi ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
• Superior corrosion resistance from zinc yellow-chromate plating extends service life in harsh environments, minimizing maintenance and replacement costs.
• High hardness rating (Rockwell C32) provides excellent wear resistance and durability under repetitive loads and vibrations.
• Fully threaded coarse pitch design allows for faster installation and secure holding power in a wide range of materials.
• Precision external hex drive enables easy tightening with standard tools, improving assembly efficiency and reducing labor time.
• Compliance with ISO 4017/DIN 933 standards guarantees dimensional accuracy and interchangeability, ensuring compatibility in global engineering projects.
• Class 10.9 strength grade offers high fatigue resistance, ideal for critical applications in machinery, automotive, and construction sectors.

Professional Applications & Engineering Value

This M8 hex head screw is engineered to address common industrial challenges such as vibration loosening and environmental degradation. The Class 10.9 steel construction, combined with a fully threaded coarse pitch (1.25 mm), ensures optimal load distribution and resistance to dynamic stresses in heavy-duty assemblies. The zinc yellow-chromate plating provides a robust barrier against corrosion, making it suitable for outdoor equipment, automotive frames, and machinery exposed to moisture or chemicals. By meeting ISO 4017/DIN 933 specifications, this fastener delivers consistent performance in industrial applications, reducing downtime and enhancing structural integrity. Its external hex drive design simplifies maintenance, while the right-hand thread ensures straightforward installation for efficient production lines.

Specification Summary & Compliance

This product features a metric M8 thread size with a 1.25 mm coarse pitch and Class 6h thread fit for precise engagement. Dimensions include a head width of 13 mm, head height of 5.3 mm, and length of 22 mm, adhering to ISO 4017/DIN 933 standards for dimensional accuracy. It complies with industry regulations for material and manufacturing consistency, supporting applications requiring high-strength bolts with reliable performance metrics.