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Aircraft STC directory

Airbus SAS A321-251NX STCs

The Jun 30, 2026 FAA DRS snapshot contains 58 selected supplemental type certificates with status Current whose public applicability data names the Airbus SAS A321-251NX. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

58
listed Current at snapshot
31
holder directories
10
modification categories
May 21, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications21
Aircraft connectivity14
Cabin and interiors8
Safety and emergency equipment5
Avionics4
Electrical systems2
Cargo and special mission1
Aircraft structures1
Fuel systems1
Landing gear and brakes1

Recorded holders

Delta Engineering Corporation7Honeywell International Inc6Amphenol Cable and Interconnect Technologies Inc.5ALOFT AeroArchitects3Space Exploration Technologies Corp./Starlink Aviation3Thales Avionics Inc3Aviation Communication and Surveillance Systems (ACSS) LLC2Woven Electronics LLC2Pratt & Whitney2Astronics Advanced Electronic Systems (AES)1EAD Aerospace Airworthiness T/A Eclipse Technics1Aerotec Concept1AeroLED's Holdings LLC1VisionSafe LLC1STG AEROSPACE GERMANY GmbH1Burrana Inc.1Jet Aviation AG1Commercial Aircraft Interiors1Avionics Support Group Inc.1B/E Aerospace1

Recently revised A321-251NX STCs

Showing the 58 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.