S-90128A154 3/8"-24 x 1/2" ASTM A574 Alloy Steel Socket Head Screws
Alloy Steel 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
- Exceptional tensile strength of 170,000 PSI provides reliable performance in high-stress applications, reducing the risk of fastener failure.
- Zinc-plated alloy steel construction offers superior corrosion resistance, extending service life in harsh industrial environments.
- Class 3A thread fit ensures precise engagement and superior holding power, minimizing loosening under vibration.
- Fully threaded design allows for consistent clamping force along the entire length, ideal for adjustable assemblies.
- Hex socket drive enables high-torque installation with standard tools, preventing cam-out and ensuring secure fastening.
- Fine UNF thread spacing provides improved adjustment precision and better load distribution in thin materials.
- Compliance with RoHS 3 and REACH ensures environmental safety and meets global regulatory standards for industrial use.
Professional Applications & Engineering Value
This 3/8"-24 UNF socket head cap screw is engineered for demanding applications where precision and strength are critical. The zinc-plated alloy steel material, combined with a Rockwell C37 hardness rating, provides excellent durability against wear and environmental exposure, making it ideal for machinery, automotive assemblies, and heavy equipment. The fine thread spacing and Class 3A fit ensure tight, secure connections in high-vibration environments, reducing maintenance needs. With its fully threaded design and hex drive, it offers easy installation and reliable performance in industrial fastening scenarios, from precision instruments to structural components.
Specification Summary & Compliance
This screw adheres to ASTM A574 specifications, with a Class 3A thread fit for high precision and UNF fine thread standards. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. Dimensions include a 1/2" length, 3/8"-24 thread size, and 5/16" hex drive, providing consistent performance in industrial settings.
