S-90269A885 M12 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh environments and chemical exposure.
• Exceptional mechanical strength offering 70,000 PSI tensile strength and 35,000 PSI minimum shear strength for high-stress applications.
• Precise component alignment enabled by the 20mm diameter shoulder with controlled tolerances, reducing wear and misassembly.
• Secure and efficient installation with a 10mm hex socket drive and knurled head for improved grip and torque application.
• Reliable thread performance with a Class 5g6g metric coarse thread (M12x1.75mm) ensuring consistent fit and vibration resistance.
• Enhanced durability from a Rockwell B79 hardness, providing excellent wear resistance and long service life.
• Compliance with global standards including RoHS 3 and REACH, ensuring safety and environmental responsibility for industrial use.

Professional Applications & Engineering Value

This M12 shoulder screw is engineered to address critical challenges in industrial assembly, where precise alignment and high load capacity are paramount. The 316 Stainless Steel material provides outstanding corrosion resistance, making it suitable for applications in marine, chemical processing, and food machinery that face moisture and aggressive substances. The knurled head and hex socket drive facilitate secure handling and high-torque installation, reducing the risk of tool slippage and damage. With a Class 5g6g thread fit and coarse M12x1.75mm thread pitch, it ensures quick assembly and reliable performance in vibrating environments, while the precisely machined shoulder acts as a pivot or spacer, minimizing part movement and wear in precision machinery and automation systems.

Specification Summary & Compliance

This shoulder screw adheres to metric system specifications, featuring an M12 thread size with a 1.75mm coarse pitch and Class 5g6g thread fit for consistent dimensional accuracy. The shoulder diameter is 20mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 25mm with a 0 to 0.25 mm tolerance, ensuring precise assembly. Manufactured from 316 Stainless Steel with a hardness of Rockwell B79, it meets mechanical requirements including 70,000 PSI tensile strength. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industrial applications.