S-90128A128 10-24 x 1 1/8" 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 ensures reliable performance under high-stress conditions, reducing the risk of fastener failure.
- Superior corrosion resistance from zinc-plated alloy steel extends service life in harsh industrial environments.
- Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant assemblies in critical applications.
- Hex socket drive design allows for high-torque installation and removal, minimizing tool slippage and damage.
- Coarse UNC threading enables faster installation and better performance in materials prone to stripping.
- Rockwell C37 hardness offers excellent wear resistance, maintaining thread integrity through repeated use.
- Compliance with ASTM A574, RoHS 3, and REACH ensures material consistency and environmental safety for global supply chains.
Professional Applications & Engineering Value
This 10-24 UNC Socket Head Cap Screw is engineered to address common industrial challenges such as vibration loosening and material fatigue. The zinc-plated alloy steel construction provides a durable barrier against corrosion, making it ideal for outdoor equipment, machinery, and automotive assemblies. The Class 3A thread fit and coarse thread spacing ensure quick, secure fastening in soft metals or plastics, reducing installation time while maintaining joint integrity. With a minimum thread length of 7/8" and partial threading, it offers flexibility for applications requiring precise clamp load distribution. These features make it a reliable choice for engineers seeking high-strength, compliant fasteners for demanding environments.
Specification Summary & Compliance
This screw adheres to Class 3A thread fit per UNC standards, ensuring precise dimensional accuracy. It meets ASTM A574 specifications for alloy steel socket head cap screws, guaranteeing material and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industries without hazardous substance restrictions.