S-92202A327 1/4"-20 x 1 1/2" Left-Hand Threaded 18-8 Stainless Steel Socket Head Screws
Left-Hand Threaded 18-8 Stainless 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
- Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and reducing maintenance costs.
- Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high stress.
- Precise thread engagement with Class 3A fit and UNC coarse threading, ensuring secure fastening and vibration resistance in demanding applications.
- Left-hand thread design provides specialized security for applications where standard right-hand threads may loosen from counter-rotational forces.
- Durable hex socket drive (3/16") allows for high torque application and easy installation in confined spaces.
- Full threading along the 1-1/2" length offers maximum grip and adjustability across the entire fastener.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market acceptability.
Professional Applications & Engineering Value
This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical industrial challenges, particularly in machinery, automotive, and assembly systems where left-hand threading is essential to prevent unintentional loosening from rotational motion. The UNC coarse thread and Class 3A fit provide superior holding power and vibration resistance, reducing the risk of joint failure. Its high tensile strength and corrosion-resistant properties make it suitable for demanding environments, including outdoor equipment and chemical processing, ensuring long-term reliability and reduced downtime. The socket head design with a standard profile facilitates easy installation with common hex tools, enhancing efficiency in maintenance and production lines.
Specification Summary & Compliance
This screw adheres to UNC thread standards with a 1/4"-20 coarse spacing and Class 3A thread fit for precise dimensional accuracy. It is manufactured from 18-8 Stainless Steel with a Rockwell B70 hardness and 70,000 psi tensile strength. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it meets stringent environmental and safety regulations for industrial use.
