S-92423A121 8-32 x 1 1/4" ASME B18.3, NAS1352N08-20, SAE AMS5731, SAE AMS5737 High-Strength A286 Stainless Steel Socket Head Screws
High-Strength A286 Stainless Steel Socket Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Exceptional strength and durability with 160,000 psi tensile and 120,000 psi yield strength for reliable performance in high-stress environments.
- Superior corrosion resistance thanks to A286 stainless steel material and passivated finish, ideal for harsh or outdoor applications.
- Precise thread engagement with Class 3A fit and coarse UNRC threads, ensuring secure fastening and vibration resistance.
- Easy installation and removal using a standard 9/64" hex drive, reducing assembly time and tool wear.
- Partial threading design allows for optimal clamp load distribution and reduced risk of cross-threading.
- High-temperature capability from Rockwell C33 hardness, maintaining integrity in demanding thermal conditions.
- Compliance with industry standards including ASME B18.3, NAS1352N08-20, and SAE AMS5731/5737, guaranteeing quality and interchangeability.
Professional Applications & Engineering Value
This 8-32 socket head cap screw is engineered to address critical challenges in aerospace, automotive, and heavy machinery sectors where high tensile strength and corrosion resistance are paramount. Made from A286 stainless steel with a passivated finish, it combats oxidation and chemical exposure, extending service life in aggressive environments. The coarse UNRC threads and Class 3A fit provide superior grip and fatigue resistance, minimizing loosening under dynamic loads. Its partially threaded shank and hex drive design streamline installation in confined spaces, reducing assembly errors and maintenance downtime for industries requiring reliable, ASME B18.3 compliant fasteners.
Specification Summary & Compliance
This screw adheres to precise dimensional tolerances, including Class 3A thread fit and inch-based measurements per ASME B18.3. It meets NAS1352N08-20, SAE AMS5731, and SAE AMS5737 specifications for material and manufacturing consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory alignment for global industrial use.
