S-92423A430 4-40 x 1/4" FF-S-86, NAS1352N04-4, 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 tensile strength of 160,000 psi ensures reliable performance in high-stress industrial environments, reducing the risk of fastener failure.
- Superior corrosion resistance from the passivated A286 stainless steel finish prolongs service life in harsh conditions, minimizing maintenance needs.
- Precise Class 3A thread fit provides tight, secure connections with minimal backlash, enhancing assembly accuracy and vibration resistance.
- High hardness rating (Rockwell C33) offers excellent wear resistance, maintaining thread integrity over repeated use.
- Standard hex drive design with 3/32" size allows for easy installation and removal using common tools, improving workflow efficiency.
- Compliance with major standards including Fed. Spec. FF-S-86 and SAE AMS5737 ensures consistent quality and interoperability in regulated applications.
- RoHS 3 and REACH compliance guarantees environmental safety and material sustainability for global supply chain integration.
Professional Applications & Engineering Value
This 4-40 thread socket head cap screw is engineered from A286 stainless steel to address critical challenges in aerospace, automotive, and heavy machinery sectors. The passivated finish significantly enhances corrosion resistance, making it ideal for components exposed to moisture, chemicals, or extreme temperatures. With a tensile strength of 160,000 psi and Class 3A thread fit, it ensures secure fastening in high-vibration environments, preventing loosening and maintaining structural integrity. The UNRC coarse thread design facilitates quicker assembly while the hex drive allows for precise torque application, reducing installation time and improving reliability in industrial fasteners applications.
Specification Summary & Compliance
This screw features a 4-40 thread size with Class 3A fit per UNRC standards, ensuring precise dimensional accuracy and thread engagement. It complies with Fed. Spec. FF-S-86, NAS1352N04-4, and SAE AMS5737 manufacturing specifications, guaranteeing consistent performance. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to environmental and safety regulations for industrial use.
