FIN ASSY LOWER (P/N 22-5300-40-00) - As Removed

The 22-5300-40-00 is a lower fin assembly (ventral fin) mounted at the base of the vertical tail structure. This aerodynamic component enhances directional stability by working in conjunction with the vertical stabilizer and rudder. Installed at the lower fin–fuselage junction, it improves yaw control during flight operations.

Installation should follow the Aircraft Maintenance Manual specifications and verify compatibility with your aircraft's Illustrated Parts Catalog before fitting.

What is the FIN ASSY LOWER (P/N 22-5300-40-00)?

The 22-5300-40-00 is a lower fin assembly (ventral fin) mounted at the base of the vertical tail structure. This aerodynamic component enhances directional stability by working in conjunction with the vertical stabilizer and rudder.

Is the 22-5300-40-00 a PMA or OEM part?

The FIN ASSY LOWER may be available as an OEM (Original Equipment Manufacturer) or PMA (Parts Manufacturer Approval) part depending on condition and source. Both carry FAA certification for airworthiness. Currently available in: As Removed. Contact us for sourcing details.

Does the 22-5300-40-00 include installation hardware?

Installation hardware requirements vary by application. Check your aircraft's Structural Repair Manual (SRM) or Illustrated Parts Catalog (IPC) for the complete installation kit requirements for the FIN ASSY LOWER. We stock related hardware and can help identify companion parts.

Can the 22-5300-40-00 be shipped internationally?

Yes, we ship airframe components worldwide. International orders typically arrive within 3-14 business days depending on destination. Export documentation and customs forms are included. Contact us for international shipping quotes on the 22-5300-40-00.