S-90128A973 10-32 x 3 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
- Superior tensile strength of 170,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure.
- Precise Class 3A thread fit provides excellent engagement and vibration resistance, minimizing loosening in critical assemblies.
- Zinc-plated alloy steel construction offers enhanced corrosion resistance, extending service life in demanding industrial environments.
- Partially threaded design allows for controlled clamping force and secure fastening in specific joint configurations.
- Fine thread spacing (UNF) delivers higher fatigue strength and better adjustment precision compared to coarse threads.
- Hex socket drive (5/32") enables high torque application and easy installation in confined spaces with standard tools.
- Compliance with ASTM A574, RoHS 3, and REACH ensures material consistency, environmental safety, and regulatory acceptance for global supply chains.
Professional Applications & Engineering Value
These 10-32 UNF Socket Head Cap Screws are engineered to address common industrial challenges such as vibration-induced loosening and corrosion in machinery, automotive, and equipment manufacturing. The zinc-plated alloy steel material combined with a Rockwell C37 hardness provides durability against wear and environmental exposure. The fine thread spacing and Class 3A thread fit ensure tight, reliable connections in precision assemblies, reducing maintenance needs. Ideal for applications requiring high tensile strength and consistent performance, these screws offer a dependable solution for industrial fastening where safety and longevity are critical.
Specification Summary & Compliance
This product features a Class 3A thread fit with UNF fine threads, ensuring precise dimensional accuracy per industry standards. Manufactured to meet ASTM A574 specifications, it guarantees material and performance consistency. The screws are RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to environmental and health regulations for safe use in various sectors.
