S-91290A062 M18 x 150 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Maximum load-bearing capacity with Class 12.9 strength rating and 170,000 PSI tensile strength for demanding industrial applications
• Enhanced corrosion resistance from black-oxide coating on alloy steel, extending service life in harsh environments
• Superior hardness and durability with Rockwell C37 rating, minimizing wear and deformation under high stress
• Precise torque application enabled by 14mm hex drive and standard socket head profile, reducing tool slippage
• Reliable coarse thread engagement with M18 x 2.5mm thread pitch for faster assembly and vibration resistance
• Optimized thread design with Class 5g6g fit and partial threading for secure fastening and weight reduction
• Global standard compliance meeting DIN 912/ISO 4762 specifications for consistent quality and interchangeability

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, these M18 socket head cap screws solve critical fastening challenges in machinery, automotive, and construction sectors. The black-oxide alloy steel construction provides superior protection against rust and chemical exposure, while the Class 12.9 strength rating ensures reliable performance under extreme tensile loads and vibrations. The partially threaded design with coarse metric threads allows for efficient installation in high-vibration environments, reducing maintenance downtime. With 150mm length and 27mm head diameter, these screws offer optimal clamping force distribution for structural assemblies, making them ideal for industrial equipment manufacturing and precision engineering projects requiring dependable, high-strength fastening solutions.

Specification Summary & Compliance

This socket head cap screw maintains precise Class 5g6g thread fit according to ISO metric standards, ensuring consistent engagement and load distribution. Manufacturing complies with DIN 912/ISO 4762 specifications for dimensional accuracy and mechanical properties. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental and safety regulations for industrial components.