S-94622A431 3/8"-24 x 53/64" AN6-6A Army-Navy Medium-Strength Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance through cadmium plating, extending service life in harsh industrial environments
• Exceptional thread precision with Class 3A fit ensures reliable, vibration-resistant fastening connections
• High tensile strength rating of 120,000 psi provides dependable performance under heavy loads
• Optimized partial threading design allows for precise grip length control in assembly applications
• Rockwell C26 hardness maintains structural integrity and prevents thread deformation
• AN6-6A specification compliance guarantees consistent quality for aerospace and defense applications
• External hex drive design enables high-torque installation with standard tools

Professional Applications & Engineering Value

This 3/8"-24 UNF steel hex head screw delivers critical engineering solutions where precision and reliability are paramount. The cadmium plated finish provides essential corrosion protection for industrial equipment exposed to moisture and chemicals, while the Class 3A thread fit ensures tight tolerances that prevent loosening in high-vibration environments. The fine thread configuration offers superior clamping force distribution, making it ideal for machinery assembly, aerospace components, and automotive systems requiring high-strength fastening. With partial threading and controlled grip length, engineers can achieve precise joint compression in critical applications where over-tightening must be avoided.

Specification Summary & Compliance

This hex head screw features precision 3/8"-24 UNF fine threads with Class 3A thread fit for superior dimensional accuracy. Manufactured to meet AN6-6A specifications with Rockwell C26 hardness and 120,000 psi tensile strength. The cadmium plated finish provides corrosion resistance while maintaining compliance with industrial standards for reliable performance in demanding applications.