S-92562A281 1/4"-20 x 2" MS16997-66, NAS1352-4-32P Mil. Spec. Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 160,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure.
• Corrosion-resistant cadmium plating on alloy steel enhances durability and longevity in harsh industrial environments.
• Precise Class 3A thread fit provides superior engagement and vibration resistance, minimizing loosening in critical assemblies.
• Partially threaded design allows for secure clamping while facilitating easier alignment and installation in tight spaces.
• Hex socket drive (3/16") enables high-torque application with standard tools, ensuring efficient and secure fastening.
• Rockwell C39 hardness offers excellent wear resistance, maintaining thread integrity through repeated use.
• Coarse UNRC threads enable quick assembly and disassembly, saving time in maintenance and production cycles.

Professional Applications & Engineering Value

This 1/4-20 x 2" Socket Head Cap Screw is engineered to address demanding industrial applications where reliability is non-negotiable. The cadmium-plated alloy steel construction provides superior corrosion resistance, making it ideal for machinery, automotive, and aerospace assemblies exposed to environmental stressors. Its Class 3A thread fit and coarse UNRC threads ensure secure fastening even under vibration, reducing maintenance needs. The partially threaded shank concentrates clamping force precisely, preventing joint slippage in high-load scenarios. With a 160,000 psi tensile strength and compliance with MS16997-66 NAS1352-4-32P, this fastener delivers consistent performance in heavy-duty equipment, structural frameworks, and precision instruments, enhancing overall assembly integrity.

Specification Summary & Compliance

This socket head cap screw features a 1/4"-20 UNRC coarse thread with Class 3A fit for precise dimensional accuracy. It is manufactured from cadmium-plated alloy steel with a Rockwell C39 hardness and meets MS16997-66 specifications (referencing NAS1352-4-32P). The product adheres to inch system measurements and is designed for compatibility with standard industrial applications, ensuring reliable performance and regulatory alignment.