S-92220A156 8-32 x 1" ASTM A574 Alloy Steel Low-Profile Socket Head Screws
Alloy Steel Low-Profile 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
- High tensile strength of 140,000 psi ensures reliable performance under extreme loads, reducing the risk of fastener failure in demanding applications.
- Class 3A thread fit provides superior precision and tighter tolerances for secure, vibration-resistant assemblies in machinery and equipment.
- Black-oxide coating on alloy steel offers enhanced corrosion resistance, extending service life in harsh industrial environments.
- Low profile socket head design allows for installation in confined spaces while maintaining high torque capability with a standard hex drive.
- Fully threaded body enables consistent clamping force along the entire length, improving joint integrity in precision assemblies.
- Rockwell C39 hardness delivers excellent wear resistance, minimizing thread damage during repeated use and installation.
- Compliance with ASTM A574, RoHS 3, and REACH ensures material consistency and environmental safety for global supply chain requirements.
Professional Applications & Engineering Value
Engineered for precision and durability, these 8-32 UNC low profile socket head cap screws are ideal for applications where space constraints and high strength are critical. The black-oxide alloy steel construction resists corrosion and wear, making them suitable for automotive, aerospace, and heavy machinery assemblies. The coarse thread design facilitates quick installation and reduces cross-threading risks, while the hex drive ensures efficient torque transmission. With a fully threaded configuration, these screws provide uniform stress distribution, addressing common issues like loosening under vibration and ensuring long-term reliability in industrial fastening systems.
Specification Summary & Compliance
This screw features precise UNC coarse threads with Class 3A fit, ensuring tight tolerances for secure fastening. It meets ASTM A574 specifications for alloy steel socket head cap screws, guaranteeing material and mechanical properties. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards confirms environmental safety, free from hazardous substances, making it suitable for regulated industries and global markets.
