# N146UA: Boeing 747SP-21, registration cancelled 2001-08-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 23, 2001
- Status when cancelled: Valid registration
- Airframe: [Boeing 747SP-21](https://openairdocs.org/model/boeing-747sp-21) (registry code 1384802)
- Serial number: 21547
- Type of aircraft: Fixed wing multi engine
- Last registry action: August 23, 2001
- Mode S code: A0BABD
- Owner when cancelled: [Airliance Materials LLC](https://openairdocs.org/faa-owner/AIRLIANCE%20MATERIALS%20LLC)
- Location: [Franklin Park, IL](https://openairdocs.org/faa-place/IL/Franklin%20Park)
- Owner type: Corporation
- Owner's area on the map: 41.9378° N, 87.8830° W: Placed by OpenAirDocs at the center of ZIP code 60131, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N146UA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=146UA
- Page: https://openairdocs.org/deregistered/N146UA-2001-08-23

From the FAA registry file of November 7, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing 747SP-21: https://openairdocs.org/model/boeing-747sp-21.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX89LA068](https://openairdocs.org/ntsb/LAX89LA068), Dec 23, 1988: Boeing 747SP-21 (N146UA), Midway Islands (Pacific Ocean), no damage. Probable cause: AIRCRAFT'S ENCOUNTER WITH UNFORECAST SEVERVE CLEAR TURBULENCE.

## FAA accident and incident reports (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 19920617026809I](https://openairdocs.org/incident/19920617026809I), Jun 17, 1992: Boeing 737300 (N146UA), Dallas-Ft Worth, TX. Co-pilot experienced chest pains and shortness of breath. Returned. Co-pilot removed to hospital.
- [Incident 19881223056109I](https://openairdocs.org/incident/19881223056109I), Dec 23, 1988: Boeing 747SP21 (N146UA), Honolulu, HI. 2 Flight attendants sustained injuries when aircraft encountered turbulence. Received medical help after landing.

## Other aircraft with N146UA

- [Registered now](https://openairdocs.org/aircraft/N146UA): Urban Air Sro UFM-13 LAMBADA, S/N 102/13, built 2008

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