S-90270A655 M3 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 ensured by the 10mm shoulder with tight length tolerance (0 to +0.05mm)
• Enhanced mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance
• Easy installation and removal through the smooth socket head design combined with slotted drive compatibility
• Secure thread engagement with Class 6g thread fit and coarse M3x0.5 pitch for vibration resistance
• Consistent dimensional accuracy with controlled shoulder diameter tolerance (-0.025 to 0mm) for repeatable assemblies
• Environmental compliance assurance meeting RoHS 3 and REACH standards for global manufacturing applications

Professional Applications & Engineering Value

This precision shoulder screw delivers exceptional value in mechanical assemblies requiring exact positioning and rotational control. The 18-8 stainless steel construction provides excellent corrosion resistance while maintaining Rockwell B55 hardness for durability in demanding environments. The 10mm shoulder length with tight manufacturing tolerances ensures precise component spacing and alignment in machinery, automation equipment, and precision instruments. The combination of socket head design with slotted drive options offers flexible installation methods while the coarse M3x0.5 thread provides reliable fastening in vibration-prone applications. These metric shoulder screws serve as ideal pivot points, axle replacements, and spacing elements in industrial equipment where dimensional stability and material integrity are critical.

Specification Summary & Compliance

This M3 shoulder screw features Class 6g thread fit per metric standards with precise shoulder diameter tolerance of -0.025 to 0 mm and shoulder length tolerance of 0 to +0.05 mm. The manufacturing follows metric system specifications with right-hand coarse thread pitch of 0.5 mm. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.