S-98511A201 4-40 x 3/16" Aluminum Socket Head Screws
Aluminum Socket Head 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
- High-strength 7075 aluminum construction provides excellent durability and load-bearing capacity in demanding applications.
- Class 3A thread fit ensures precise, reliable engagement and reduces the risk of cross-threading during assembly.
- Corrosion-resistant aluminum material offers long-lasting performance without the need for additional coatings, ideal for various environments.
- Hex socket drive design allows for secure tool engagement and easy installation in confined spaces.
- Fully threaded body delivers consistent clamping force along the entire length for uniform stress distribution.
- RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for industrial use.
- Coarse UNC thread facilitates quick assembly and disassembly, reducing installation time and labor costs.
Professional Applications & Engineering Value
This 4-40 UNC thread socket head cap screw is engineered to address critical needs in precision assemblies where strength, weight reduction, and corrosion resistance are paramount. Made from 7075 aluminum, it combines lightweight properties with high tensile strength, making it ideal for aerospace, electronics, and automotive industries. The Class 3A thread fit and coarse UNC thread design ensure secure fastening in high-vibration environments, minimizing loosening and maintenance. Its hex drive socket enables efficient installation with standard tools, enhancing workflow efficiency. By utilizing this fully threaded cap screw, engineers achieve reliable performance in applications requiring repeated adjustments or exposure to harsh conditions, supported by compliance with environmental standards.
Specification Summary & Compliance
This screw adheres to UNC thread standards with a Class 3A thread fit for high precision and dimensional accuracy. It is manufactured from 7075 aluminum and features a coarse thread spacing and right-hand thread direction. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it meets stringent environmental and safety regulations for industrial fasteners.
