S-90128A160 6-32 x 1 1/4" 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.
- Zinc-plated alloy steel construction provides excellent corrosion resistance, extending service life in demanding industrial environments.
- Class 3A thread fit offers superior precision and tighter tolerances for secure, vibration-resistant assemblies.
- Partially threaded design allows for precise clamping force control and easier alignment in assembled components.
- Hex socket drive (7/64") enables high-torque installation with standard tools, minimizing stripping and improving efficiency.
- Coarse UNC threads facilitate quick assembly and disassembly, reducing labor time in maintenance and production.
- Compliance with ASTM A574, RoHS 3, and REACH ensures material consistency, environmental safety, and global regulatory acceptance.
Professional Applications & Engineering Value
This 6-32 UNC Socket Head Cap Screw is engineered to address critical challenges in industrial assembly, such as vibration loosening and corrosion-induced degradation. The zinc-plated alloy steel material, combined with a Rockwell C37 hardness, provides durability against wear and environmental exposure, making it ideal for machinery, automotive, and electrical enclosures. The Class 3A thread fit and coarse thread design ensure secure fastening in high-vibration applications, reducing maintenance needs. With a 1-1/4" length and partial threading, it offers flexibility for varied grip lengths, streamlining inventory for B2B purchasers seeking reliable, specification-compliant components.
Specification Summary & Compliance
This screw adheres to Class 3A thread fit for precise UNC threading, with a minimum thread length of 3/4". It conforms to ASTM A574 manufacturing standards, ensuring consistent quality and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible sourcing and use in global industrial markets.
