Skip to content

Aircraft STC directory

Boeing 737-600 Series STCs

The Jun 30, 2026 FAA DRS snapshot contains 255 selected supplemental type certificates with status Current whose public applicability data names the Boeing 737-600 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

255
listed Current at snapshot
105
holder directories
11
modification categories
May 19, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications135Cabin and interiors36Avionics27Aircraft structures14Aircraft connectivity14Safety and emergency equipment10Fuel systems7Electrical systems5Cargo and special mission4Engine and powerplant2Aircraft performance1

Recorded holders

Woven Electronics LLC14Rockwell Collins Inc12Honeywell International Inc10Amphenol Cable and Interconnect Technologies Inc.10Avionics Support Group Inc.8Delta Engineering Corporation7Fokker Services B.V.6Rosemount Aerospace Inc5Safran Cabin Inc.4AerSale Inc.4Delta G Design Inc4Eirtech Aviation Services Limited4Kelowna Flightcraft Ltd4Magee Plastics Company4STG Aerospace Ltd4PATS Aircraft LLC4PMV Engineering3Thales Avionics Inc3SBC-America LLC3Aeroconseil3

Recently revised 737-600 Series STCs

Showing the 100 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

ST04556CHSafety and emergency equipment

Installation of a Crew Oxygen Shutoff Valve in accordance with Citadel Completions. LLC. Master Data List 7097-MDL-002, Revision (E), dated 27 JAN 2022, or later FAA Approved Revision.\nFAA Approved Aircraft Flight Manual Supplement document number 7097-AFMS-002 Revision (A),\n<hued 14 JAN 2022, or later FAA appioved revision is a required part of this modification.\nThe aircraft must be maintained in accordance with FAA approved Instructions for Continued Aiiworthiness, 7097-ICAS-002 Revision {IR) dared I I JAN 2022, or later' FAA approved revision in addition to the basic airplane maintenance manuals.

FAA holder: Citadel Completions LLC

View record