S-90278A442 M2 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 for longevity in harsh industrial environments
- Precise component alignment ensured by the accurate 3mm shoulder diameter with tight tolerance control
- High-strength performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Secure tamper-resistant fastening through the socket head hex drive design with 1.5mm drive size
- Quick assembly efficiency with coarse thread spacing and Class 6g thread fit for rapid installation
- Consistent dimensional accuracy maintained through 18mm shoulder length with controlled tolerances
- Environmental compliance assurance meeting RoHS 3 and REACH standards for global manufacturing requirements
Professional Applications & Engineering Value
This precision M2 shoulder screw delivers exceptional engineering value in applications requiring exact component positioning and reliable fastening. The 18-8 stainless steel construction provides excellent corrosion resistance for machinery operating in challenging environments, while the 3mm shoulder diameter with precise tolerances ensures perfect alignment in assemblies. The hex socket drive offers secure installation in confined spaces, and the Class 6g thread fit with coarse thread spacing enables rapid assembly without compromising joint integrity. These shoulder screws are particularly valuable in precision equipment, automation systems, and electronic enclosures where dimensional accuracy and material durability are critical for long-term performance.
Specification Summary & Compliance
This metric M2 x 0.4mm shoulder screw features Class 6g thread tolerance with precise shoulder diameter tolerance of -0.025 to 0 mm and shoulder length tolerance of 0 to 0.05 mm. Manufactured to metric thread standards with right-hand coarse threads, the fastener complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring strict material compliance.
