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Aircraft STC directory

Textron Aviation B300 STCs

The Jun 30, 2026 FAA DRS snapshot contains 148 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation B300. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

148
listed Current at snapshot
58
holder directories
14
modification categories
May 21, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications76
Avionics20
Aircraft connectivity13
Aircraft structures8
Cabin and interiors6
Propellers5
Electrical systems5
Landing gear and brakes3
Cargo and special mission3
Safety and emergency equipment3
Fuel systems2
Aircraft performance2
Flight controls1
Engine and powerplant1

Recorded holders

Avcon Industries Inc16L-3 Communications Integrated Systems LP13BHE & Associates LTD8Textron Aviation Inc8Metrea Special Aerospace ISR Inc.6Rockwell Collins Inc5Icarus Aero Inc.4Delta Engineering Corporation33S Certification LLC3Aviation Fabricators Inc3Maxcraft Avionics Ltd.3ATI Engineering Services LLC3Raisbeck Engineering Inc.3Fliegen Works Inc.3Aerospace Design & Compliance LLC2MT- Propeller Entwicklung GmbH2Sierra Nevada Company LLC2Avmax Aviation Services Inc2Sierra Nevada Corporation/Integrated Mission Systems2Blackhawk Modifications Inc.2

Recently revised B300 STCs

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

SA04476CHAircraft connectivity

Installation of External Belly Radar POD and Upper SATCOM Radome in accordance with Avcon Industries, Inc. Master Data List 06201000, Revision (B), dated 27 SEP 2021, or later FAA Approved Revision. FAA Approved Airplane Flight Manual Supplement 06207100, Revision (IR), dated 04 OCT 2021, or later FAA Approved Revision is a required part of this modification . The aircraft must be maintained in accordance with FAA approved Instructions for Continued Airworthiness 06207200, Issue (0), dated 13 JUL 2021, or later FAA Approved Revision in addition to the basic airplane maintenance manuals.

FAA holder: Avcon Industries Inc

View record