S-92423A153 5/16"-18 x 5" ASME B18.3, NAS1352N5-80, SAE AMS5731, 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 high-temperature performance with A286 stainless steel construction, ideal for aerospace and industrial environments where heat resistance is critical.
- Superior strength and reliability offering 160,000 psi tensile and 120,000 psi yield strength, ensuring secure fastening under heavy loads.
- Precise Class 3A thread fit for tighter tolerances and reduced risk of loosening in high-vibration applications.
- Enhanced corrosion resistance from the passivated finish, extending service life in harsh or corrosive conditions.
- Optimized for high-torque installation with a 1/4" hex drive and standard socket head profile, allowing for easy and secure driving.
- Durable and wear-resistant with a Rockwell C33 hardness, maintaining integrity through repeated use.
- Full regulatory compliance with RoHS 3 and REACH, meeting strict environmental and safety standards for global supply chains.
Professional Applications & Engineering Value
This 5/16"-18 A286 stainless steel socket head cap screw is engineered to address critical challenges in demanding sectors like aerospace, automotive, and heavy machinery. Its A286 material grade provides excellent creep resistance and strength retention at elevated temperatures, preventing failure in high-stress environments. The Class 3A thread fit and UNRC coarse thread design ensure rapid assembly and superior vibration resistance, reducing maintenance needs. With a partially threaded shank and passivated finish, it offers enhanced fatigue life and corrosion protection, making it a reliable choice for structural assemblies, engine components, and other high-performance industrial applications where durability and precision are non-negotiable.
Specification Summary & Compliance
This screw features a 5/16"-18 UNRC coarse thread with a Class 3A thread fit for high precision, and a minimum thread length of 1.38". It complies with ASME B18.3, NAS1352N5-80, SAE AMS5731, and SAE AMS5737 specifications, ensuring consistent quality and performance. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental and safety regulations.
