S-91280A214 M14 x 35 mm ISO 4017, DIN 933 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 high-stress industrial applications, reducing the risk of fastener failure.
• Class 8.8 strength grade provides superior durability and load-bearing capacity, ideal for demanding mechanical assemblies.
• Fully threaded M14x2mm coarse thread design with Class 6g fit offers excellent grip and vibration resistance, minimizing loosening over time.
• Black steel construction with Rockwell C21 hardness enhances corrosion resistance and wear longevity in harsh environments.
• External hex drive and 22mm head width allow for easy installation and high torque application with standard tools.
• Compliance with ISO 4017 (equivalent to DIN 933) guarantees dimensional accuracy and interchangeability in global engineering projects.
• RoHS 3 and REACH compliant ensures environmental safety and regulatory adherence for international supply chains.

Professional Applications & Engineering Value

This M14 hex head screw is engineered from Class 8.8 steel to address critical challenges in heavy machinery, automotive, and construction sectors. The fully threaded metric coarse thread (M14x2mm) with a right-hand thread direction ensures rapid assembly and robust clamping force, reducing installation time while maintaining joint integrity under dynamic loads. The external hex drive facilitates high-torque tightening, preventing stripping and enabling secure fastening in confined spaces. With a Rockwell C21 hardness and black finish, it resists abrasion and mild corrosion, extending service life in outdoor or industrial settings. Ideal for structural frames, equipment mounts, and OEM components, this screw delivers consistent performance where precision threading and high tensile strength are non-negotiable.

Specification Summary & Compliance

This product adheres to ISO 4017 (equivalent to DIN 933) standards, ensuring precise dimensions including a 35mm length, M14x2mm coarse thread, and Class 6g thread fit for accurate mating. Manufactured to Class 8.8 strength grade with verified tensile strength of 110,000 psi and Rockwell C21 hardness. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting sustainable and safe industrial use.