S-94361A566 M12 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 140,000 PSI tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance provided by black oxide finish, extending service life in demanding industrial environments
• Precise component alignment enabled by the 16mm shoulder diameter with tight tolerance control (-0.072 to -0.01 mm)
• Secure installation and removal through the 8mm hex drive and knurled head design, preventing tool slippage
• Optimized thread engagement with Class 5g6g thread fit and coarse thread spacing for faster assembly and vibration resistance
• Enhanced durability from Rockwell C32 hardness, maintaining structural integrity under repeated use
• Regulatory compliance assurance with RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

This M12 shoulder screw delivers critical engineering solutions for precision machinery and industrial equipment. The alloy steel construction combined with black oxide finish provides exceptional corrosion resistance in harsh operating conditions, while the precisely machined 16mm shoulder diameter ensures accurate component positioning in assemblies requiring strict alignment. The Class 5g6g thread fit with coarse thread spacing enables rapid installation and maintains secure fastening in high-vibration environments. The 8mm hex drive with knurled head texture offers superior torque transmission during installation, reducing the risk of tool slippage and damage. These features make this metric shoulder screw ideal for robotics, automation systems, and precision manufacturing equipment where reliability and dimensional accuracy are paramount.

Specification Summary & Compliance

This precision shoulder screw features M12x1.75 metric thread with Class 5g6g thread fit tolerance, ensuring dimensional accuracy and reliable performance. The shoulder diameter maintains tight tolerance control between -0.072 to -0.01 mm, while the shoulder length tolerance ranges from 0 to 0.25 mm for precise component positioning. Manufactured from high-strength alloy steel with Rockwell C32 hardness and 140,000 PSI tensile strength, this fastener complies with RoHS 3 (2015/863/EU) with exemption 6(a) and REACH (EC 1907/2006) regulations, meeting international environmental and safety standards for industrial applications.