Casualties unknown

Right Engine of Boeing 737-3B7 Ingests Bird During Takeoff (N373US)

Portland, ME, US

On November 2, 1995, a Boeing 737-3B7 (registration N373US) was involved in an aviation accident near Portland, ME. Investigators recorded the probable cause as: a bird strike during takeoff, which resulted in failure of several fan blades in the right engine and a partial loss of engine power. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 2 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards
Aircraft registered N373US
Aircraft registered N373US. Photo: Aero Icarus from Zürich, Switzerland / CC BY-SA 2.0, via Wikimedia Commons

During takeoff rotation, a Boeing 737-3B7's right engine ingested a bird, resulting in broken fan blades but no uncontained failure or fire. The crew shut down the engine and returned for a single-engine landing.

Incident Sequence

During the takeoff roll, as the aircraft rotated, the right engine of a Boeing 737-3B7 ingested a bird. The ingestion caused several fan blades to break. However, there was no uncontained failure of the blades; they remained contained within the engine. No fire occurred. The engine continued to run until the flight crew shut it down. After shutdown, the pilot returned to the airport for a single-engine landing.

Bird Strike Details

Feathers recovered from the engine were identified as belonging to a bird. The bird's weight was between 2.7 and 6.4 pounds, with an average weight of 3.8 pounds. The engine performed within the limits of its certification criteria during the event, indicating that the damage did not exceed design parameters.

Conclusion

The incident involved a bird strike during the takeoff phase. The engine sustained fan blade damage but remained operational until shut down. The aircraft landed safely on one engine.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001207X04911. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.