S-92562A271 1/4"-20 x 1" MS16997-62, NAS1352-4-16P 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.
• Superior corrosion resistance from cadmium plating extends service life in harsh industrial environments, minimizing maintenance needs.
• Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant assemblies in critical applications.
• High hardness rating (Rockwell C39) offers excellent wear resistance, maintaining thread integrity through repeated use.
• Standard hex drive design allows for easy installation and removal with common tools, improving assembly efficiency.
• Fully threaded construction ensures consistent clamping force along the entire length for uniform load distribution.
• Compliance with MS16997-62/NAS1352-4-16P specifications guarantees quality and reliability for aerospace and defense applications.

Professional Applications & Engineering Value

This cadmium-plated alloy steel socket head cap screw delivers critical performance advantages in demanding environments where vibration resistance and corrosion protection are paramount. The Class 3A UNRC coarse threads provide superior engagement in tapped holes, preventing loosening in high-vibration machinery, automotive assemblies, and aerospace components. The combination of 160,000 PSI tensile strength and Rockwell C39 hardness ensures these fasteners maintain clamp load under extreme conditions, while the cadmium plating offers sacrificial protection against galvanic corrosion. Engineered for precision equipment, industrial machinery, and defense applications requiring MS16997-62 compliance, these socket head cap screws provide reliable fastening solutions where failure is not an option.

Specification Summary & Compliance

This 1/4-20 x 1" socket head cap screw features Class 3A thread fit with UNRC coarse threads and right-hand orientation. Manufactured to meet MS16997-62 specifications (equivalent to NAS1352-4-16P) with fully threaded construction, 3/16" hex drive, and dimensional compliance for industrial applications. The cadmium-plated alloy steel construction meets industry standards for high-strength fasteners in critical assemblies.