S-92423A120 2-56 x 1" ASME B18.3, NAS1352N02-16, 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 extreme mechanical stress, reducing failure risks in critical assemblies.
• Superior corrosion resistance from A286 stainless steel and passivated finish prolongs service life in harsh environments, minimizing maintenance needs.
• Precision Class 3A thread fit guarantees secure, vibration-resistant fastening with consistent engagement in high-vibration applications.
• High-temperature stability and Rockwell C33 hardness provide durable performance in aerospace and industrial settings.
• Standard hex drive (5/64") allows for easy installation with common tools, streamlining assembly processes.
• Compliance with ASME B18.3 and aerospace standards (NAS1352N02-16, SAE AMS5731/5737) ensures interchangeability and quality assurance.
• RoHS 3 and REACH compliance supports environmental regulations and safe usage in global supply chains.

Professional Applications & Engineering Value

Engineered for demanding industrial and aerospace applications, this A286 stainless steel socket head cap screw addresses critical challenges like thermal expansion, corrosion, and mechanical fatigue. The UNRC coarse thread and Class 3A fit deliver superior clamping force and vibration resistance, ideal for engine components, structural frames, and precision machinery. With a passivated finish enhancing its innate corrosion resistance, it performs reliably in high-moisture or chemical-exposure environments. The 160,000 psi tensile strength and 120,000 psi yield strength ensure longevity under cyclic loads, reducing downtime and replacement costs. Its compliance with ASME B18.3 and aerospace specifications makes it a trusted choice for OEMs and MRO teams seeking high-strength fasteners that meet rigorous standards.

Specification Summary & Compliance

This screw features a 2-56 coarse thread with Class 3A precision tolerance for optimal thread engagement, a 1" length, and partial threading for versatile mounting. It adheres to ASME B18.3, NAS1352N02-16, and SAE AMS5731/5737 manufacturing standards, ensuring dimensional accuracy and material integrity. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming its suitability for environmentally conscious and global industrial use.