S-90265A122 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 enabled by the 12mm shoulder length with tight tolerances, reducing assembly errors.
- High mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable load-bearing applications.
- Secure and slip-resistant installation with knurled head texture and 2mm hex drive for firm tool engagement.
- Consistent thread performance due to Class 5g6g thread fit and coarse 0.5mm pitch for quick, stable fastening.
- Broad regulatory compliance meeting RoHS 3 and REACH standards, ensuring safe use in global markets.
- Durable wear resistance from Rockwell B55 hardness, extending service life in high-cycle operations.
Professional Applications & Engineering Value
This M3 shoulder screw is engineered to address critical alignment and durability challenges in precision assemblies. The 18-8 stainless steel material provides excellent resistance to rust and chemical exposure, making it suitable for electronics, machinery, and automotive components. The 12mm shoulder length with controlled tolerances ensures accurate positioning of moving parts, reducing wear and misalignment. With a coarse thread pitch and Class 5g6g thread fit, it offers rapid installation and vibration resistance. The socket head with hex drive and knurling enhances torque transmission, ideal for confined spaces. These features make it a reliable choice for applications demanding precision, strength, and compliance with industrial standards.
Specification Summary & Compliance
This shoulder screw adheres to Metric standards with an M3x0.5 thread size and coarse spacing. Thread fit conforms to Class 5g6g for consistent engagement. Shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, ensuring precise dimensional control. The product is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting use in regulated industries.
