Public Record · As of May 5, 2026
N661US
Boeing 747-451 · 1989 View Type →
Status
Registration Valid
Type
Fixed Wing Multi Engine
Engine
P&W PW4000 SER
Last Cert Issue
—
01 / Registration
Filed with the Federal Aviation Administration
Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N661US.
Tail Number
N661US
Serial Number
23719
Make
BOEING
Model
747-451
Year of Manufacture
1989
Mfr / Model Code
1384940
Type Aircraft
Fixed Wing Multi Engine
Type Engine
Turbo-fan
Engines
4
Seats
450
Engine Manufacturer
P&W
Engine Model
PW4000 SER
Horsepower
—
Weight Class
CLASS 3
Certification
Standard (+1 flag) · code 1T
Registrant
DELTA AIR LINES INC · Corporation
Address
DEPT 595 AIRCRAFT REGISTRATIONS · 1775 MH JACKSON SERVICE RD · ATLANTA, GA 30354
FAA Region
7 · County 121
Status
Registration Valid
Airworthiness Date
—
Cert Issue Date
—
Expiration Date
—
Last FAA Action
—
Mode S Hex (ICAO24)
A8B9C3
Mode S (Octal)
52134703
Live position via ICAO24 A8B9C3
External services. Live tracks are unaffiliated with TallyAero or the FAA.
02 / NTSB Records
Events on file with the National Transportation Safety Board
03 / Airworthiness Directives
Applicable to BOEING 747-451
Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.
No matching airworthiness directives are on file for this make and model in the Federal Register.
Advisory Circulars naming this type
FAA guidance that explicitly references BOEING747-451
- AC 150/5320-16 Airport Pavement Design for the Boeing 777 Airplane 1995-10-22 ↗
- AC 20-84 Maintenance Inspection Notes for Boeing B-727 Series Aircraft 1975-01-31 ↗
- AC 20-83 Maintenance Inspection Notes for Boeing B-737 Series Aircraft (Includes Changes 1 and 2) 1973-01-17 ↗
- AC 20-76 Maintenance Inspection Notes for Boeing 1971-10-21 ↗
04 / Service Difficulty Reports
FAA SDR filings
The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →
05 / Sources & Methodology
Every fact on this page links to its primary US-government source
- FAA Aircraft Registry →
Refreshed May 5, 2026
Available
- NTSB CAROL →
Refreshed May 5, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed May 5, 2026
Available
- FAA Service Difficulty Reports →
Refreshed May 5, 2026
Unavailable
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