S-92220A312 2-56 x 3/8" 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
- Superior corrosion resistance with black-oxide finish, extending service life in harsh industrial environments.
- High tensile strength of 140,000 psi ensures reliable, vibration-resistant fastening for critical applications.
- Precision Class 3A thread fit provides consistent engagement and reduces the risk of cross-threading during assembly.
- Low-profile socket head design saves space and allows installation in confined areas without compromising drive stability.
- Hex drive compatibility (0.050") offers secure tool engagement and reduces the risk of stripping during torque application.
- Fully threaded shank enables uniform load distribution and adjustable positioning along the entire length.
- Compliance with ASTM A574, RoHS 3, and REACH guarantees material consistency and environmental safety for global supply chains.
Professional Applications & Engineering Value
Engineered for precision assembly, this low profile socket head cap screw addresses common challenges in compact machinery, electronics, and automotive systems where space optimization and corrosion resistance are critical. The black-oxide alloy steel construction, combined with UNC coarse threads, ensures rapid installation and high clamp force retention under dynamic loads. Its Class 3A thread fit minimizes backlash, enhancing alignment in high-vibration environments, while the hex drive socket provides reliable torque transmission without slippage. Ideal for securing components in enclosures, actuators, and precision instruments, this fastener delivers long-term reliability and reduces maintenance frequency.
Specification Summary & Compliance
This socket head cap screw adheres to Class 3A thread tolerances per UNC standards, ensuring precise fit and interchangeability. Manufactured in accordance with ASTM A574 specifications, it meets rigorous mechanical property requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted substances for safe use in regulated industries.
