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Aircraft STC directory

Cessna Aircraft 401 STCs

The Jun 30, 2026 FAA DRS snapshot contains 63 selected supplemental type certificates with status Current whose public applicability data names the Cessna Aircraft 401. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

63
listed Current at snapshot
39
holder directories
11
modification categories
Nov 17, 2023
latest recorded revision

Modification demand surface

Other aircraft modifications29
Engine and powerplant7
Avionics6
Fuel systems5
Cargo and special mission4
Propellers3
Aircraft structures2
Electrical systems2
Flight controls2
Cabin and interiors2
Landing gear and brakes1

Recorded holders

RAM Aircraft Limited Partnership6Aviation Fabricators Inc4Brittain Industries, Inc3Saint-Gobain Performance Plastics Corp3OCR Aviation2P2 Incorporated2Aviation Management Services, Inc2BF Goodrich Aerospace2SMR Technologies2Aerospace Welding Minneapolis Inc.1Genesys Aerosystems Inc.1Micro AeroDynamics Inc1Air Comm Corporation1LifePort LLC1Spectrum Aeromed LLC dba Spectrum Aeromed1Airwolf Filter Corporation1Griggs Aircraft Refinishing LLC1Paul/ Lanna Egan LLC1Bell Helicopter Textron Inc.1Icarus Avionics, LLC1

Recently revised 401 STCs

Showing the 63 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA362CEOther aircraft modifications

Description of Type Design Change: Install Hoskins Twilighter MK III per Installation Manual and Specification Sheets as amended, dated September 20, 1965. Install Hoskins Twilighter MK IIIB Supplemental Lights per the following required data: Models 310 through 310F and 320 Specification Sheets P/N 65-0025-5 with drawings listed; Models 310G through N and 320-1 through F Specification Sheets P/N 65-0025-6 with drawings listed; Models 401, 401A and 402 Specification Sheets P/N 65-0025-9 with drawing listed; Models 411 and 411A Specification Sheets P/N 65-0025-7 with drawings listed; and Models 421 and 421A Specification Sheets P/N 65-0027-8 with drawings listed.

FAA holder: BF Goodrich Aerospace

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SA01420WIAvionics

Installation of Garmin GNS 430A / 530A COMM/NAV/GPS Systems. Data required: (1) Scandinavian Avionics Design GmbH Drawing List 2027438-DL-02, Issue 2; or later EASA approved revisions. (2) Scandinavian Avionics Design GmbH Approved Aircraft Flight Manual Supplement, Doc. 2027438-AM-02A, Issue 1, and Doc. 2027438-AM-02B, Issue 2, both approved by EASA under approval No. EASA.A.S.01389 dated 07-09-2005, or later EASA approved revision.

FAA holder: Scandinavian Avionics Design GmbH

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