S-94622A422 5/16"-24 x 1 3/32" AN5-10A Army-Navy Medium-Strength Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 120,000 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 or outdoor industrial environments.
• Precise Class 3A thread fit guarantees tight, secure fastening with minimal backlash, ideal for vibration-prone applications.
• External hex drive design allows for easy installation and removal with standard tools, improving assembly efficiency.
• Fine thread spacing provides enhanced grip and load distribution, offering better holding power in critical joints.
• Partially threaded shank enables focused clamping force on specific sections, preventing loosening in dynamic loads.
• High hardness (Rockwell C26) ensures durability and resistance to wear, maintaining integrity over repeated use.

Professional Applications & Engineering Value

This 5/16"-24 UNF steel hex head screw is engineered to address common challenges in demanding sectors such as aerospace, heavy machinery, and structural assemblies. The cadmium plated finish combats oxidation and chemical exposure, while the Class 3A thread fit and fine thread spacing deliver superior vibration resistance and precise alignment. Its partially threaded design concentrates clamping force, reducing stress concentration and enhancing joint reliability. With a 120,000 psi tensile strength and compliance with AN5-10A specifications, it provides a dependable solution for applications requiring high-strength fasteners that withstand extreme mechanical loads and environmental factors.

Specification Summary & Compliance

This screw adheres to inch system measurements with a Class 3A thread fit per UNF standards, ensuring dimensional accuracy and interchangeability. It meets AN5-10A specifications for quality and performance, and the cadmium plating aligns with common industry requirements for corrosion protection. While specific RoHS or REACH declarations are not provided, the material and finish are typical for industrial use where reliability and regulatory compliance are prioritized.