S-92423A112 4-40 x 5/8" FF-S-86, NAS1352N04-10, SAE AMS5737 High-Strength A286 Stainless Steel Socket Head Screws
High-Strength A286 Stainless Steel Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional strength for demanding environments – 160,000 psi tensile and 120,000 psi yield strength ensure reliable performance under high stress.
- Superior corrosion resistance – The passivated finish on A286 Stainless Steel provides excellent protection against rust and degradation.
- Precise and reliable thread fit – Class 3A thread fit guarantees tight, secure fastening with minimal risk of loosening.
- High hardness for durability – Rockwell C33 hardness offers excellent wear resistance and long service life.
- Secure and efficient installation – The internal hex drive (3/32") allows for high torque application and prevents stripping.
- Full thread engagement – Fully threaded design ensures maximum grip and load distribution along the entire length.
- Compliance with stringent standards – Meets Fed. Spec. FF-S-86, NAS1352N04-10, and SAE AMS5737 for guaranteed quality and traceability.
Professional Applications & Engineering Value
This 4-40 Thread Socket Head Cap Screw is engineered from A286 Stainless Steel to solve critical challenges in high-stress and corrosive environments. Its 160,000 psi tensile strength and Class 3A thread fit provide a secure, vibration-resistant connection essential for aerospace assemblies and precision industrial machinery. The passivated finish significantly enhances corrosion resistance, extending component life in harsh operational conditions. The coarse UNRC thread and fully threaded design ensure rapid assembly and uniform load distribution, reducing the risk of joint failure. Ideal for applications requiring reliable high-strength fasteners that meet rigorous industry standards.
Specification Summary & Compliance
This screw features a 4-40 thread size with a Class 3A precision fit and coarse UNRC thread form. It is manufactured to exacting standards including Fed. Spec. FF-S-86, NAS1352N04-10, and SAE AMS5737. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial and aerospace markets.
