LOUVER: (P/N 473-187) - New Surplus

The 473-187 is a metal airframe louver for Piper PA-28 and PA-32 series aircraft. This ventilation component directs airflow through enclosed fuselage and wing bays, managing heat and pressure relief during flight operations. Constructed from aluminum with a slotted design, the louver mounts to airframe panels using standard fasteners.

Installation requires verification against your aircraft's Illustrated Parts Catalog and adherence to Piper maintenance manual procedures. Proper louver placement ensures adequate ventilation in avionics bays, fuel system compartments, and engine cooling zones.

What is the LOUVER: (P/N 473-187)?

The 473-187 is a metal airframe louver for Piper PA-28 and PA-32 series aircraft. This ventilation component directs airflow through enclosed fuselage and wing bays, managing heat and pressure relief during flight operations.

Is the 473-187 a PMA or OEM part?

The LOUVER: 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: New Surplus. Contact us for sourcing details.

Does the 473-187 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 LOUVER:. We stock related hardware and can help identify companion parts.

Can the 473-187 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 473-187.