The 523307 spacer is an aviation-grade precision hardware component used in aircraft engine and airframe assemblies to maintain fixed distance between mating parts. It is designed to ensure correct alignment, proper load distribution, and prevention of metal-to-metal contact in bolted or mounted joints.

This spacer is typically used in structural assemblies, engine accessory mounts, and mechanical linkage systems where vibration resistance and dimensional stability are critical for safe and reliable operation.

Key features include:

Aviation-grade precision-machined spacer
Maintains accurate spacing between structural or engine components
Prevents direct metal-to-metal contact and wear
Supports proper load transfer in bolted assemblies
Used in engine, airframe, and accessory system installations (application dependent)
Manufactured from corrosion-resistant aerospace-grade materials
Designed for high vibration and cyclic load environments
Ensures stable alignment under operational stress
Compatible with certified aircraft maintenance and overhaul procedures
Used in structural, engine, and control system assemblies