S-91205A030 0-80 x 1/8" ASME B18.3, ASTM A574 Alloy Steel Thread-Locking Socket Head Screws
Alloy Steel Thread-Locking 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 for reliable performance in demanding applications, reducing the risk of fastener failure.
- Secure locking mechanism with a nylon patch thread locker that maintains hold from -70° to 250°F, preventing loosening under vibration and thermal cycling.
- Precise Class 3A thread fit ensures tight tolerances and smooth assembly, minimizing play and enhancing joint integrity.
- Durable black-oxide finish on alloy steel provides corrosion resistance and a professional appearance, extending service life in harsh environments.
- Hex socket drive design allows for high torque application and easy installation in confined spaces, improving efficiency during maintenance.
- Fine UNF threads offer superior grip and load distribution, ideal for applications requiring fine adjustments and high clamping force.
- Full compliance with industry standards including ASME B18.3 and ASTM A574, ensuring consistency and reliability for critical engineering projects.
Professional Applications & Engineering Value
This 0-80 UNF socket head cap screw is engineered to address common industrial challenges such as vibration-induced loosening and thermal expansion. The black-oxide alloy steel construction, combined with a Rockwell C37 hardness, provides excellent durability and resistance to wear in high-stress environments like machinery, automotive assemblies, and electronic enclosures. The nylon patch thread locker secures fastenings from -70° to 250°F, making it ideal for applications exposed to temperature fluctuations. Its fine thread and Class 3A fit ensure precise alignment and reduced risk of cross-threading, enhancing overall assembly efficiency and longevity in industrial socket screw applications.
Specification Summary & Compliance
This screw features a Class 3A thread fit with UNF fine threads for high precision, manufactured in accordance with ASME B18.3 and ASTM A574 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and adherence to global standards for industrial components.
