S-93856A123 M3 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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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 precision-ground shoulder with tight diameter tolerance of -0.072 to -0.01 mm
- High-strength performance delivering 70,000 psi tensile strength and 35,000 psi shear strength for demanding applications
- Secure, non-slip installation with knurled socket head and 2 mm hex drive preventing tool slippage
- Reliable thread engagement with Class 5g6g metric coarse thread ensuring consistent fastening
- Versatile shoulder lengths from 50-99.75 mm accommodating various assembly requirements
- Environmental compliance meeting RoHS 3 and REACH standards for safe, regulated use
Professional Applications & Engineering Value
These M3 shoulder screws provide critical precision in applications requiring exact component positioning and rotational control. The 18-8 stainless steel material offers excellent corrosion resistance while maintaining Rockwell B55 hardness for durability in demanding environments. The precision shoulder with tight diameter tolerance ensures accurate alignment in machinery, automation systems, and precision instruments. The knurled socket head with 2 mm hex drive allows for secure torque application without cam-out, while the Class 5g6g thread fit guarantees consistent engagement in metric coarse thread applications. These features make them ideal for precision assemblies where vibration resistance and dimensional accuracy are paramount.
Specification Summary & Compliance
This M3 x 0.5 mm shoulder screw features Class 5g6g thread fit per metric standards with shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of -0.05 to 0.05 mm. Manufactured from 18-8 stainless steel with Rockwell B55 hardness, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for industrial applications requiring strict material compliance.
