S-90269A482 M3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments
• Enhanced durability and wear resistance from Black Oxide finish and Rockwell B79 hardness
• Precise component alignment with a 45mm shoulder length and controlled diameter tolerance
• Secure, high-torque installation using a 2mm hex socket drive and knurled head for improved grip
• Reliable thread engagement with Class 5g6g thread fit and coarse 0.5mm pitch for faster assembly
• High mechanical strength supporting up to 70,000 psi tensile and 35,000 psi shear loads
• Compliance with environmental regulations including RoHS 3 and REACH for global supply chain use

Professional Applications & Engineering Value

This M3 shoulder screw is engineered to address common challenges in precision assembly, such as component misalignment and corrosion-induced failure. The 316 stainless steel material offers excellent resistance to chemicals and moisture, while the Black Oxide finish adds an extra layer of protection against wear. The 45mm shoulder length and precise diameter ensure accurate positioning of parts in machinery, jigs, and rotating assemblies, reducing vibration and extending service life. With a coarse thread pitch and hex socket head, it allows for quick, secure fastening in tight spaces, making it ideal for automotive, electronics, and industrial equipment applications where reliability is critical.

Specification Summary & Compliance

This shoulder screw features a Class 5g6g thread fit per metric standards, with a shoulder diameter tolerance of -0.072 to -0.01 mm and length tolerance of 0 to 0.25 mm. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for industrial use.