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Aircraft STC directory

Boeing DC-9-51 STCs

The Jun 30, 2026 FAA DRS snapshot contains 55 selected supplemental type certificates with status Current whose public applicability data names the Boeing DC-9-51. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

55
listed Current at snapshot
33
holder directories
10
modification categories
Oct 20, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications26
Cabin and interiors9
Avionics6
Aircraft structures5
Safety and emergency equipment3
Aircraft connectivity2
Cargo and special mission1
Electrical systems1
Fuel systems1
Landing gear and brakes1

Recorded holders

Honeywell International Inc7Bucher Aerospace Corporation5AIM Aviation Inc4BF Goodrich Aerospace3Safran Cabin Inc.2Bruce Aerospace Inc.2AeroMech Incorporated2Woven Electronics LLC2Driessen Aircraft Interior Systems, Inc DBA Zodiac Galleys USA Inc2The Boeing Company1Acron Aviation Inc.1STG Aerospace Inc.1SBC-America LLC1Astronics Luminescent Systems Inc1Technical Aero Services Inc.1Intelsat Inflight LLC1Triumph Insulation Systems LLC1The NORDAM Group LLC1HAECO Cabin Solutions LLC1Aviation Technical Services1

Recently revised DC-9-51 STCs

Showing the 55 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.