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Registered aircraft · FAA record as of September 25, 2026
N921UM

Mikoyan Gurevich MIG 21 UM

Valid Alabama

N921UM is a Mikoyan Gurevich MIG 21 UM, a fixed-wing airplane with one motor with turbojet engines. It has 1 seat. It is registered to L-29 Holdings LLC, an LLC in Fairhope, Alabama. The registration is valid: it was issued on November 27, 2018 and expires on November 30, 2028. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.

Aircraft

Maker
Mikoyan Gurevich
Model
MIG 21 UM
Serial number
516979001
Type
Fixed-wing, single engine
Power
Turbojet, 1 motor
Seats
1
Year built
Not given
Transponder code
ACC3AF (octal 53141657)

Registration

Status
Valid registration
Certificate issued
November 27, 2018
Expires
November 30, 2028
Last FAA action
June 23, 2023
Airworthiness
None on file
FAA region
Southern
FAA record id
00435849

Owner as the FAA publishes it

Name
L-29 Holdings LLC
Type
LLC
Address
157 Pemberton Loop
Fairhope, AL 36532-7068

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data