S-91280A794 M14 x 90 mm ISO 4014, DIN 931, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional Tensile Strength: With a tensile strength of 110,000 psi, this screw provides reliable performance in demanding applications, reducing the risk of fastener failure.
• Superior Corrosion Resistance: Zinc plating offers enhanced protection against rust and corrosion, extending the service life of your assemblies in harsh environments.
• High-Strength Material Grade: Class 8.8 steel and Rockwell C21 hardness ensure excellent durability and resistance to wear, maintaining integrity under heavy loads.
• Precision Thread Fit: Class 6h thread fit and coarse 2 mm pitch allow for easier, faster assembly with reduced cross-threading risk, improving installation efficiency.
• Optimized for Industrial Use: Partially threaded design and external hex drive enable secure fastening and easy wrench access, ideal for high-vibration settings.
• Global Standard Compliance: Meets ISO 4014 and DIN 931 specifications, ensuring interchangeability and reliability in international projects.
• Environmental and Safety Assurance: RoHS 3 and REACH compliance guarantee that the screw is free from hazardous substances, supporting sustainable and safe manufacturing practices.

Professional Applications & Engineering Value

This M14 hex head screw is engineered to address common industrial challenges, such as joint integrity in high-stress environments. Made from Class 8.8 steel with a zinc-plated finish, it combats corrosion and wear, making it suitable for machinery, construction, and automotive assemblies where exposure to moisture and heavy loads is frequent. The partially threaded design and coarse metric thread (M14 x 2 mm) facilitate quick alignment and secure fastening, minimizing assembly time and reducing the likelihood of loosening under vibration. By adhering to ISO 4014 and DIN 931 standards, this fastener ensures precise dimensional accuracy and compatibility, providing engineers with a dependable solution for heavy-duty applications that demand both strength and longevity.

Specification Summary & Compliance

This fastener features a thread size of M14 with a 2 mm coarse pitch, ensuring Class 6h thread fit for precise engagement and reduced tolerance issues. It is manufactured in accordance with ISO 4014 and DIN 931 standards, guaranteeing dimensional consistency and performance reliability. Additionally, the product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial sectors without environmental or health concerns.