S-91290A838 M16 x 75 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Class 12.9 alloy steel construction, ensuring high load-bearing capacity and resistance to failure in demanding applications.
• Superior corrosion resistance provided by the black-oxide coating, extending service life and reducing maintenance needs in harsh industrial environments.
• High tensile strength of 170,000 psi and Rockwell C37 hardness for dependable performance under extreme mechanical stress and vibration.
• Precise hex drive (14mm) allows for secure tool engagement, enabling efficient installation and removal with standard tools.
• Optimized thread design with M16x2mm coarse thread and Class 5g6g fit, ensuring easy alignment, quick assembly, and reliable fastening.
• Partially threaded shank provides enhanced grip and clamping force where needed, improving joint integrity in structural applications.
• Compliance with international standards including DIN 912/ISO 4762, RoHS 3, and REACH, guaranteeing quality, safety, and environmental responsibility.

Professional Applications & Engineering Value

This M16 socket head cap screw is engineered to address critical challenges in heavy machinery, automotive assembly, and construction equipment where high tensile strength and durability are paramount. The black-oxide alloy steel material combats rust and wear, while the Class 12.9 strength rating ensures it withstands dynamic loads and vibrations without loosening. The coarse metric thread (2mm pitch) facilitates rapid installation and reduces cross-threading risks, making it ideal for time-sensitive production lines. With a partially threaded design, it offers superior clamping in bolted joints, preventing material fatigue and enhancing overall structural reliability in industrial fastening systems.

Specification Summary & Compliance

This screw features precise metric thread dimensions (M16x2mm) with a Class 5g6g thread fit per ISO standards, ensuring consistent engagement and tolerance control. Manufactured in accordance with DIN 912 / ISO 4762 specifications, it guarantees dimensional accuracy and performance repeatability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety requirements for industrial use.