S-91273A469 M12 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise component alignment thanks to the 30mm shoulder with tight diameter tolerance of -0.04 to -0.01 mm
• High-strength performance with 70,000 psi tensile strength and 35,000 psi minimum shear strength for demanding applications
• Secure, non-slip installation enabled by the knurled head and 6mm hex socket drive
• Reliable thread engagement with Class 5g6g metric coarse thread ensuring consistent fit and vibration resistance
• Environmental compliance meeting RoHS 3 and REACH standards for global manufacturing requirements
• Optimized for industrial use with Rockwell B55 hardness providing excellent durability and wear resistance

Professional Applications & Engineering Value

This M12 shoulder screw with 1.75mm coarse pitch thread delivers exceptional engineering value in precision assembly applications. The 18-8 stainless steel construction provides excellent corrosion resistance, making it suitable for machinery, automation equipment, and outdoor applications where environmental factors are a concern. The 30mm shoulder length with tight tolerances ensures accurate component positioning and rotational control, eliminating the need for additional spacers or bushings. The hex socket drive combined with the knurled head allows for secure installation in confined spaces while preventing tool slippage during high-torque applications. These features make it an ideal solution for precision mechanisms, bearing retention, and pivot points where dimensional stability and reliability are critical.

Specification Summary & Compliance

This precision shoulder screw features M12x1.75 coarse thread with Class 5g6g thread fit according to metric standards. The shoulder diameter maintains a tight tolerance of -0.04 to -0.01 mm with shoulder length tolerance of 0 to 0.25 mm. Manufactured from 18-8 stainless steel with Rockwell B55 hardness, the component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring strict material controls.