S-91280A282 M8 x 60 mm ISO 4014, DIN 931 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 110,000 psi ensures reliable performance in heavy-duty and high-stress industrial applications.
• Class 8.8 steel construction with Rockwell C21 hardness provides superior durability and resistance to wear and deformation.
• Coarse M8 x 1.25 mm thread with Class 6g fit offers quick, secure assembly and reduced risk of cross-threading in demanding environments.
• Partially threaded design with a minimum 22 mm thread length allows for precise clamping force and vibration resistance.
• External hex drive and 13 mm head width facilitate easy installation and removal with standard tools, improving workflow efficiency.
• Full compliance with ISO 4014 (equivalent to DIN 931) ensures dimensional accuracy and interchangeability in global engineering projects.
• RoHS 3 and REACH compliant for environmentally safe use, meeting stringent international regulatory standards.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this M8 hex head screw delivers robust performance in machinery assembly, structural frameworks, and automotive applications. The Class 8.8 steel and coarse metric thread (M8 x 1.25 mm) provide excellent shear and tensile strength, addressing common issues like joint failure under dynamic loads. The partially threaded shank minimizes stress concentration, enhancing fatigue resistance in vibrating equipment. With an external hex drive and precise Class 6g thread fit, it ensures quick, tool-friendly installation, reducing downtime in production lines. Ideal for heavy-duty fastening, this screw meets ISO 4014 standards for reliable, repeatable use in global supply chains.

Specification Summary & Compliance

This M8 hex head screw features a 60 mm length with a minimum thread length of 22 mm and Class 6g thread fit for precise dimensional accuracy per ISO 4014 (DIN 931). It adheres to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring compliance with environmental and safety standards. Manufactured from steel with a tensile strength of 110,000 psi and Rockwell C21 hardness, it meets Class 8.8 strength grade requirements for consistent performance in industrial applications.