S-92202A331 1/4"-20 x 2" Left-Hand Threaded 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and reducing maintenance costs.
• High tensile strength of 70,000 PSI ensures reliable performance under heavy loads and vibration, minimizing failure risks.
• Precise Class 3A thread fit provides tighter tolerances for secure fastening and improved assembly quality in precision applications.
• Left-hand UNC coarse threads offer effective counter-clockwise locking, perfect for specialized machinery preventing loosening.
• Durable Rockwell B70 hardness enhances wear resistance and extends service life in high-stress industrial settings.
• Hex socket drive (3/16") allows for high-torque installation with standard tools, ensuring efficient and secure assembly.
• Full compliance with RoHS 3 and REACH regulations guarantees safety and environmental standards, supporting global supply chain requirements.

Professional Applications & Engineering Value

This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in demanding industrial environments, such as machinery subjected to reverse rotation or high-stress conditions. The left-hand UNC coarse threads provide a reliable counter-clockwise locking mechanism, preventing unintended loosening in equipment like rotating shafts and conveyor systems. Made from corrosion-resistant stainless steel, it withstands exposure to moisture and chemicals, reducing downtime and maintenance costs. The Class 3A thread fit ensures precise engagement, enhancing joint integrity in applications requiring tight tolerances, from automotive assemblies to heavy machinery. With a hex drive design, it facilitates easy installation in confined spaces, boosting efficiency for B2B professionals in manufacturing and maintenance sectors.

Specification Summary & Compliance

This screw adheres to UNC coarse thread standards with a precise Class 3A thread fit for superior dimensional accuracy. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory adherence. Specifications include a 1/4"-20 thread size, 2" length, and fully threaded design for consistent performance in industrial fastening applications.