S-91280A821 M22 x 40 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
- Exceptional tensile strength of 110,000 psi ensures reliable performance in demanding applications, reducing the risk of fastener failure.
- Superior corrosion resistance with zinc plating extends service life in harsh industrial environments, minimizing maintenance needs.
- High-strength Class 8.8 steel construction provides excellent durability and load-bearing capacity for heavy-duty fastening tasks.
- Precision Class 6h thread fit guarantees secure, vibration-resistant connections, enhancing assembly integrity.
- Fully threaded coarse pitch design allows for quick installation and strong grip in various materials, improving efficiency.
- External hex drive and hex head enable easy tightening with standard tools, reducing installation time and effort.
- Compliance with ISO 4017 standards ensures consistent quality and interchangeability, supporting global engineering projects.
Professional Applications & Engineering Value
This M22 hex head screw is engineered to address critical industrial challenges, such as vibration loosening and environmental corrosion. Made from Class 8.8 steel with a zinc-plated finish, it offers robust protection against rust and wear, making it ideal for machinery, structural assemblies, and automotive applications. The fully threaded design with coarse spacing and right-hand thread ensures rapid, secure fastening in high-stress environments, reducing downtime. Its external hex drive facilitates easy torque application, while the metric thread size and compliance with ISO 4017 provide reliable performance in global supply chains, enhancing operational efficiency and safety.
Specification Summary & Compliance
This screw features a metric M22 x 2.5mm thread with Class 6h thread fit for precise tolerance, ensuring consistent performance. It adheres to ISO 4017 (equivalent to DIN 933) for dimensional accuracy and manufacturing standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility in industrial use.
