S-90337A418 6-32 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.
- Precise alignment and reduced wear due to the smooth, low-profile socket head and precise shoulder fit for stable component mounting.
- High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads.
- Easy installation and removal with hex socket drive, ensuring secure torque application in confined spaces.
- Accurate thread engagement with Class 2A thread fit and UNC coarse threads, providing consistent fastening in various materials.
- Environmental compliance meeting RoHS 3 and REACH standards, ensuring safe use in regulated industries.
- Durable shoulder design with tight tolerances for shoulder diameter and length, enabling exact positioning in assemblies.
Professional Applications & Engineering Value
This 18-8 stainless steel shoulder screw is engineered to address common industrial challenges, such as misalignment and corrosion-induced failure. The passivated finish enhances corrosion resistance, making it suitable for applications in machinery, automotive, and electronics where exposure to moisture or chemicals is a concern. The low socket head profile and hex socket drive allow for easy access in tight spaces, reducing assembly time and improving reliability. With a 6-32 UNC coarse thread and precise shoulder fit, it ensures secure fastening and minimal vibration loosening, critical for maintaining precision in industrial shoulder screw applications. This design supports long-term durability and reduces maintenance needs in demanding environments.
Specification Summary & Compliance
The screw adheres to Class 2A thread fit and UNC thread standards, ensuring dimensional accuracy and compatibility. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its suitability for regulated uses. Manufacturing includes precise tolerances for shoulder diameter and length, supporting consistent performance in engineering applications.
