S-98511A231 4-40 x 3/8" 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
- Superior strength-to-weight ratio from 7075 aluminum construction, ideal for applications where reducing mass is critical without sacrificing durability
- Precise Class 3A thread fit ensures reliable, secure fastening with minimal risk of cross-threading in demanding assemblies
- Hex socket drive design allows for high-torque installation and removal, providing excellent grip and reducing tool slippage
- 4-40 UNC coarse threads enable faster installation and better performance in materials where fine threads may be prone to stripping
- Fully threaded shank offers consistent clamping force along the entire length, enhancing joint stability
- Compliance with RoHS 3 and REACH regulations guarantees environmental safety and suitability for global industrial markets
- Right-hand thread direction provides standard, intuitive installation compatible with common assembly processes
Professional Applications & Engineering Value
Engineered for precision-driven sectors, this 7075 aluminum socket head cap screw delivers exceptional performance in applications like aerospace components, robotics, and high-end electronics where weight reduction and corrosion resistance are paramount. The Class 3A thread fit and UNC coarse thread profile minimize assembly time while maintaining high tensile strength, addressing common issues like vibration-induced loosening. Its hex drive and socket head design ensure secure tool engagement, reducing the risk of damage during high-torque fastening in confined spaces. By utilizing fully threaded construction, it provides uniform load distribution, making it a reliable choice for dynamic structural applications.
Specification Summary & Compliance
This screw adheres to UNC thread standards with a precise Class 3A thread fit for consistent dimensional accuracy. It features a 3/8" length, 4-40 thread size, and coarse thread spacing optimized for robust performance. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.
