S-92423A533 1/4"-20 x 5/8" FF-S-86, NAS1352N4-10, 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 in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance with passivated A286 stainless steel extends service life in harsh environments, minimizing maintenance needs.
• Precision Class 3A thread fit guarantees tight tolerances and secure fastening, enhancing assembly integrity and vibration resistance.
• High yield strength of 120,000 psi provides excellent load-bearing capacity, preventing deformation under heavy loads.
• Standard hex socket drive allows for easy installation with common tools, improving efficiency in assembly and maintenance tasks.
• Compliance with aerospace and industrial standards like NAS1352N4-10 and SAE AMS5737 ensures consistent quality and reliability for critical applications.
• RoHS 3 and REACH compliance supports environmental and safety regulations, making it suitable for global supply chains.

Professional Applications & Engineering Value

This A286 stainless steel socket head cap screw is engineered to address demanding industrial challenges, such as those in aerospace, automotive, and heavy machinery sectors. The passivated finish enhances corrosion resistance, crucial for operations in moist or chemically aggressive environments, while the Class 3A thread fit and coarse UNRC threads ensure precise, vibration-resistant connections that maintain integrity under dynamic loads. With a Rockwell C33 hardness and high tensile strength, it withstands extreme pressures without compromising durability, reducing downtime and replacement costs. Ideal for applications requiring high-strength fasteners with reliable performance, this screw delivers consistent value in assemblies where safety and longevity are paramount.

Specification Summary & Compliance

This product features a 1/4"-20 thread size with Class 3A thread fit and coarse UNRC threads, ensuring high precision and compatibility. It meets stringent standards including Fed. Spec. FF-S-86, NAS1352N4-10, and SAE AMS5737, and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmental and safety requirements in industrial use.