S-91280A056 M5 x 30 mm ISO 4017, DIN 933 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capability with 110,000 psi tensile strength, ideal for high-stress industrial assemblies
• Enhanced corrosion resistance and durability from black steel construction, extending service life in harsh environments
• Precise and reliable fastening ensured by Class 6g thread fit and M5 x 0.8 mm coarse pitch for quick, secure installations
• Maximum grip and vibration resistance due to fully threaded design, reducing loosening in dynamic applications
• Easy installation and removal with external hex drive and 8 mm head width, compatible with standard tools
• Consistent performance and interchangeability through compliance with ISO 4017/DIN 933 standards
• Safe for regulated industries with RoHS 3 and REACH compliance, meeting environmental and health standards

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M5 hex head screws deliver exceptional reliability in machinery, automotive, and structural assemblies. The Class 8.8 steel construction provides high tensile strength and Rockwell C21 hardness, resisting deformation under heavy loads. With fully threaded metric design and coarse 0.8 mm pitch, they offer rapid installation and robust clamping force, minimizing the risk of thread stripping. The external hex drive ensures efficient torque transfer, while right-hand threading simplifies alignment. Ideal for OEM and MRO use, these screws address vibration-induced failures and ensure long-term joint integrity in high-stress environments.

Specification Summary & Compliance

This M5 x 30 mm hex head screw adheres to precise dimensional tolerances, including Class 6g thread fit and ISO 4017/DIN 933 manufacturing standards. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental safety and regulatory acceptance for global supply chains.