DUCT-AIR (P/N 641738) - As Removed

Part 641738 is a flexible, nonmetallic air duct for aircraft pneumatic and environmental control systems. This duct routes conditioned or ventilation air between cabin plenums, distribution manifolds, and outlet locations. Constructed to SAE AS1501D specifications for HVAC applications, the hose maintains pressure integrity while accommodating vibration and thermal cycling in the aircraft cabin environment.

Installation requires routing and securing per the aircraft maintenance manual with confirmation of compatibility in the Illustrated Parts Catalog. Commonly used in pressurization and climate control system runs on corporate and general aviation aircraft.

What is the DUCT-AIR (P/N 641738)?

Part 641738 is a flexible, nonmetallic air duct for aircraft pneumatic and environmental control systems. This duct routes conditioned or ventilation air between cabin plenums, distribution manifolds, and outlet locations.

Is the 641738 a PMA or OEM part?

The DUCT-AIR 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 641738 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 DUCT-AIR. We stock related hardware and can help identify companion parts.

Can the 641738 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 641738.