S-93705A249 10-24 x 1 1/4" ASME B18.3 18-8 Stainless Steel Thread-Locking Socket Head Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with the integrated nylon patch thread locker, preventing loosening in dynamic applications and reducing maintenance needs.
• Superior corrosion resistance from 18-8 Stainless Steel, ensuring long-term reliability in harsh or humid industrial environments.
• High tensile strength of 70,000 psi provides a robust and reliable fastening solution for high-stress assemblies.
• Precise Class 3A thread fit ensures smooth installation and a secure, tight connection with minimal risk of cross-threading.
• Wide operational temperature range from -70° to 250°F maintains performance and locking integrity in extreme thermal conditions.
• Hex socket drive design allows for high torque application and easy installation in confined spaces with standard tools.
• Compliance with ASME B18.3 and environmental regulations (RoHS 3, REACH) guarantees quality, safety, and suitability for regulated industries.

Professional Applications & Engineering Value

This 10-24 UNC thread Socket Head Cap Screw is engineered to solve critical fastening challenges in demanding industrial settings. The coarse thread design enables quick assembly and reliable performance in materials where fine threads might strip, while the nylon patch thread locker effectively counters vibration-induced loosening in machinery, automotive, and aerospace components. Manufactured from 18-8 Stainless Steel, it offers excellent resistance to oxidation and chemical exposure, making it ideal for outdoor equipment, food processing machinery, and marine applications. The combination of a partially threaded shank and high tensile strength ensures that the screw clamps materials securely without sacrificing durability, providing a long-lasting solution that minimizes downtime and replacement costs.

Specification Summary & Compliance

This fastener features a 10-24 UNC coarse thread with a precise Class 3A thread fit for consistent engagement and strength. It is manufactured in accordance with ASME B18.3 specifications, ensuring dimensional accuracy and reliability. The screw is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in products without hazardous substances. With a Rockwell B70 hardness and a tensile strength of 70,000 psi, it meets rigorous industrial standards for mechanical performance.