S-94622A237 3/8"-24 x 2 37/64" AN6-24 Cotter Pin-Lockable Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with cadmium-plated steel construction, extending service life in harsh industrial environments
• Exceptional load-bearing capacity with 120,000 psi tensile strength and Rockwell C26 hardness for reliable performance under high stress
• Enhanced safety and vibration resistance through integrated cotter pin locking mechanism, preventing loosening in critical applications
• Precise thread engagement with Class 3A fit and UNF fine threads, ensuring secure fastening and reduced risk of cross-threading
• Optimized for heavy-duty use with partial threading and 1 15/16" grip length, providing superior clamping force distribution
• Easy installation and removal using standard external hex drive tools, reducing assembly time and maintenance costs
• Direct compliance with AN6-24 aerospace standards, guaranteeing interchangeability and reliability in regulated industries

Professional Applications & Engineering Value

This 3/8"-24 UNF hex head screw delivers critical performance where vibration resistance and mechanical integrity are paramount. The cadmium-plated steel construction provides essential corrosion protection for aerospace, heavy machinery, and transportation equipment, while the fine thread design maintains clamping force under dynamic loads. The integrated cotter pin locking mechanism addresses common failure points in high-vibration environments, preventing catastrophic fastener loosening. With partial threading optimizing stress distribution along the shank, this fastener solves engineering challenges in structural assemblies, landing gear components, and industrial machinery requiring Class 3A thread fit precision and documented compliance.

Specification Summary & Compliance

Manufactured to AN6-24 specifications with Class 3A thread fit ensuring precise tolerances. Features UNF fine threads (3/8"-24) in right-hand direction with partial threading. Mechanical properties include 120,000 psi tensile strength and Rockwell C26 hardness. Designed for use with 3/32" cotter pins through 0.106" diameter hole. Manufactured in inch system dimensions with external hex drive (9/16" width). Meets relevant industrial standards for aerospace and heavy-duty applications.