S-90278A542 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 alignment and secure positioning thanks to the precisely machined shoulder with tight diameter tolerance.
- High mechanical strength and durability with a tensile strength of 70,000 psi and Rockwell B55 hardness for reliable, long-term performance.
- Easy installation and removal using a standard 2 mm hex key, providing a secure, non-slip drive.
- Wide compatibility and interchangeability with Class 6g thread fit and M3x0.5 coarse thread for quick assembly in various metric applications.
- Compliance with strict environmental regulations, being RoHS 3 and REACH compliant for use in regulated industries.
- Smooth, low-profile socket head for a clean finish and reduced risk of snagging in compact assemblies.
Professional Applications & Engineering Value
This M3 shoulder screw is engineered to solve critical alignment and fastening challenges in precision assemblies. The 18-8 stainless steel material offers excellent resistance to rust and corrosion, making it suitable for applications in electronics, machinery, and automotive sectors where environmental factors are a concern. The precise shoulder diameter ensures accurate component positioning, eliminating misalignment and reducing wear. With a coarse thread spacing and Class 6g thread fit, it provides quick and secure fastening, while the socket head with a 2 mm hex drive allows for easy access in confined spaces. This screw delivers reliable performance in jigs, fixtures, and pivoting mechanisms, enhancing overall assembly efficiency and durability.
Specification Summary & Compliance
This metric shoulder screw features an M3x0.5 thread with a Class 6g thread fit and a shoulder diameter tolerance of -0.025 to 0 mm for high precision. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.
