S-90269A898 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 and 35,000 psi shear strength for reliable, high-load applications.
• Precise and stable alignment provided by the 50mm shoulder with tight tolerances, reducing wear and misalignment in assemblies.
• Easy installation and removal with the knurled hex socket head, ensuring a secure grip and reducing tool slippage.
• Accurate and durable threading with Class 5g6g metric coarse thread (M12x1.75mm) for consistent fit and long-term performance.
• Compliance with strict environmental standards including RoHS 3 and REACH, ensuring safety and regulatory acceptance in global markets.
• Optimized for industrial durability with Rockwell B79 hardness, resisting deformation under stress.

Professional Applications & Engineering Value

This M12 shoulder screw is engineered to address critical challenges in precision machinery, automation systems, and heavy-duty equipment. The 316 Stainless Steel material provides excellent resistance to corrosion and oxidation, making it suitable for applications in marine, chemical processing, and food industries where moisture and chemicals are prevalent. The knurled hex socket head enhances grip during torque application, minimizing the risk of stripping and improving assembly efficiency. With a 50mm shoulder length and precise Class 5g6g thread, it ensures accurate component alignment, reduces vibration-induced loosening, and extends the service life of connected parts. Ideal for use in pivots, spacers, and rotating assemblies, this metric shoulder bolt delivers reliable performance in high-stress environments, supporting seamless operations and reducing maintenance downtime.

Specification Summary & Compliance

This shoulder screw features a metric M12x1.75 coarse thread with Class 5g6g tolerance for precise fit, a shoulder diameter of 20 mm (tolerance: -0.072 to -0.01 mm), and shoulder length of 50 mm (tolerance: 0 to 0.25 mm). It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for industrial and international use.