S-91280A882 M20 x 35 mm ISO 4017, DIN 933, SAE J1199, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capacity with Class 8.8 strength rating and 110,000 PSI tensile strength for reliable performance in demanding applications
• Enhanced corrosion resistance through zinc plating, extending service life in various industrial environments
• Optimized torque transmission with external hex drive design and 30mm head width for secure installation and removal
• Precision thread engagement with Class 6h fit and M20x2.5 coarse thread profile ensuring consistent fastening performance
• Full-threaded design provides maximum grip length and uniform stress distribution along the entire fastener
• International standard compliance meeting ISO 4017, DIN 933, and SAE J1199 specifications for global project compatibility
• Environmental regulation adherence with RoHS 3 and REACH compliance for responsible manufacturing standards

Professional Applications & Engineering Value

This M20 hex head screw delivers exceptional engineering value for heavy-duty industrial applications where vibration resistance and structural integrity are critical. The Class 8.8 steel construction provides reliable strength for machinery assembly, structural steel connections, and equipment manufacturing. The zinc-plated finish offers essential corrosion protection in environments exposed to moisture and industrial chemicals. With its metric coarse threading (2.5mm pitch) and fully threaded design, this fastener ensures maximum clamping force and prevents loosening under dynamic loads. The external hex drive facilitates efficient installation with standard tools, making it ideal for production lines and maintenance operations requiring rapid, secure fastening solutions.

Specification Summary & Compliance

This high-strength hex head screw features precise M20x2.5 metric coarse threads with Class 6h thread fit tolerance according to ISO standards. The fastener maintains dimensional accuracy per ISO 4017 and DIN 933 specifications, ensuring interchangeability and proper function. Manufacturing complies with ISO 898 mechanical properties and SAE J1199 standards. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for hazardous substances.