21705 History
Livery
Line Number
Registration Number
Owner/Operator
Series
First Flown
Event/Delivery Date
Remarks
Status
In Use
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374
N623US
Northwest Orient Airlines
251B
Friday, May 11, 1979
5/25/1979
-
Stored
No
374
N623US
Northwest Airlines
251B
-
10/1/1986
"6623"
Stored
No
374
N623US
WITHDRAWN FROM USE
251B
-
7/30/2004
Stored at Marana, AZ.
Stored
No
374
N623US
Northwest Airlines
251B
-
3/15/2005
Back in service.
Stored
No
374
N623US
WITHDRAWN FROM USE
251B
-
2/20/2006
Stored at Marana, AZ.
Stored
No
374
N623US
Northwest Airlines
251B
-
4/26/2006
Returned to service.
Stored
No
374
N623US
WITHDRAWN FROM USE
251B
-
11/25/2009
Stored at Marana, AZ.
Stored
No
374
N623US
Delta Airlines
251B
-
12/31/2009
Bought from NWA.
Stored
No