S-92423A502 10-32 x 3/8" FF-S-86, NAS1351N3-6, 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 loads, reducing the risk of fastener failure in critical applications.
• Superior corrosion resistance from A286 stainless steel and passivated finish extends service life in harsh environments, minimizing maintenance and replacement costs.
• Precision Class 3A thread fit provides tighter tolerances for secure, vibration-resistant assemblies, enhancing joint integrity in dynamic operations.
• High hardness (Rockwell C33) offers excellent wear resistance, maintaining dimensional stability and thread integrity through repeated use.
• Standard hex socket drive (5/32") allows for easy installation with common tools, improving assembly efficiency and reducing stripping risks.
• Full compliance with aerospace standards including NAS1351N3-6 and SAE AMS5737 ensures consistent quality and reliability for regulated industries.
• RoHS 3 and REACH compliant construction supports environmental safety and regulatory adherence in global supply chains.

Professional Applications & Engineering Value

This socket head cap screw is engineered with A286 stainless steel and a passivated finish to address common challenges in high-stress environments, such as corrosion-induced degradation and mechanical fatigue. Its 10-32 UNRF fine thread and Class 3A fit deliver superior clamping force and vibration resistance, critical for aerospace assemblies, heavy machinery, and precision industrial equipment. The combination of 160,000 psi tensile strength and Rockwell C33 hardness ensures durability under cyclic loading, reducing downtime and maintenance. Ideal for applications demanding high-strength fasteners with reliable performance, this screw provides long-term value by enhancing system safety and operational efficiency.

Specification Summary & Compliance

This fastener meets precise dimensional standards with a Class 3A thread fit and UNRF fine thread profile, ensuring accurate engagement and load distribution. It conforms to Fed. Spec. FF-S-86, NAS1351N3-6, and SAE AMS5737 manufacturing specifications, guaranteeing consistency and reliability. Additionally, the product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmental and safety standards in industrial and aerospace sectors.