S-92423A130 10-32 x 2 1/2" ASME B18.3, NAS1351N3-40, SAE AMS5731, SAE AMS5737 High-Strength A286 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 160,000 PSI ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in critical assemblies.
• Superior corrosion resistance from A286 stainless steel and passivated finish extends service life in harsh environments, minimizing maintenance and replacement costs.
• Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant connections, enhancing assembly integrity.
• High hardness (Rockwell C33) offers excellent wear resistance, maintaining thread integrity and drive engagement through repeated use.
• Compliance with NAS1351N3-40, ASME B18.3, and SAE AMS5731/5737 guarantees consistent quality and interchangeability for aerospace and industrial applications.
• Hex socket drive design allows for easy installation and high torque application in confined spaces, improving assembly efficiency.
• RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence for global supply chains.

Professional Applications & Engineering Value

This 10-32 thread socket head cap screw is engineered with A286 stainless steel and a passivated finish to address demanding industrial challenges, such as exposure to corrosive agents and high mechanical loads. Its fine UNRF thread type and Class 3A fit provide superior clamping force and vibration resistance, making it ideal for precision assemblies in aerospace, automotive, and heavy machinery. The partially threaded design allows for optimal grip in specific joint configurations, while the hex drive ensures secure tool engagement. By meeting NAS1351N3-40 and other stringent standards, it delivers reliable performance in applications where failure is not an option, reducing downtime and enhancing operational safety.

Specification Summary & Compliance

This fastener adheres to Class 3A thread fit for precise dimensional accuracy, with UNRF fine threads and a right-hand thread direction. It conforms to ASME B18.3 and is manufactured under SAE AMS5731 and SAE AMS5737 specifications. The product is fully RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring it meets environmental and safety regulations for industrial use.