S-90323A214 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 and passivated finish, ideal for harsh industrial environments.
- High mechanical strength and durability with 80,000 psi tensile strength and Rockwell B95 hardness for reliable performance under load.
- Precise component alignment due to the accurate 4mm shoulder diameter and 8mm shoulder length with tight tolerances.
- Easy installation in confined spaces with the low-profile socket head and 2mm hex drive for efficient assembly.
- Secure and stable thread engagement provided by the Class 6g thread fit and coarse M3x0.5 thread pitch.
- Compliance with environmental regulations, being RoHS 3 and REACH compliant for safe and sustainable use.
- Right-hand thread direction ensures standard, straightforward fastening 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, combined with a passivated finish, offers excellent resistance to corrosion and wear, making it suitable for demanding applications such as machinery, electronics, and automotive components. The low-profile socket head with a 2mm hex drive allows for easy access in tight spaces, reducing assembly time and improving efficiency. With a precise shoulder fit and consistent dimensions, it ensures accurate positioning of moving parts, minimizing vibration and misalignment. These features make it an ideal choice for precision shoulder bolt applications where reliability and long-term performance are paramount.
Specification Summary & Compliance
This metric shoulder screw features a Class 6g thread fit and precise shoulder diameter tolerance of -0.025 to 0 mm, ensuring high dimensional accuracy. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its environmental safety. The manufacturing adheres to standard metric thread specifications, providing reliable performance in various industrial settings.
