S-91280A016 M14 x 70 mm ISO 4017, DIN 933, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 110,000 psi tensile strength, ideal for heavy-duty applications requiring reliable fastening under stress
• Superior corrosion resistance due to zinc plating, extending service life in harsh industrial environments
• High mechanical strength and durability from Class 8.8 steel construction and Rockwell C21 hardness, ensuring long-term performance
• Easy installation and removal with external hex drive and 22mm head width, providing secure tool engagement
• Reliable thread engagement with fully threaded M14x2mm coarse thread design, offering quick assembly and vibration resistance
• Precise dimensional accuracy meeting ISO 4017/DIN 933 standards, ensuring compatibility and interchangeability in metric systems
• Environmental and safety compliance with RoHS 3 and REACH regulations, supporting sustainable and safe industrial practices

Professional Applications & Engineering Value

This M14 hex head screw is engineered to address critical challenges in industrial settings, such as structural integrity and corrosion prevention. The Class 8.8 steel material provides high tensile strength and hardness (Rockwell C21), making it suitable for demanding applications like machinery assembly, construction frameworks, and automotive components where durability is paramount. The zinc plated finish enhances corrosion resistance, reducing maintenance needs in exposed or humid conditions. With a fully threaded metric coarse thread (M14x2mm) and external hex drive, it ensures efficient installation and secure fastening, minimizing loosening from vibrations. Compliant with ISO 4017 and DIN 933 standards, this screw delivers consistent performance and reliability for B2B procurement in sectors requiring robust, standardized fasteners.

Specification Summary & Compliance

This product adheres to precise dimensional tolerances, including a Thread Fit of Class 6h for accurate mating, and meets ISO 4017 and DIN 933 specifications for hex head screws. It complies with ISO 898 for mechanical properties and is certified RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it meets environmental and safety regulations for industrial use.