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Avionics

STC SA4456SW

FAA DRS lists SA4456SW as Current · Reissued, held by Signature Flight Support Corporation, for Sabreliner Aviation NA-265-65. Recorded change: Installation of Dual Global GNS-500A series III Omega navigation system with Vandling Model NDB-2 navigation data bank. Snapshot dated June 30, 2026.

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FAA-listed holder
Signature Flight Support Corporation
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SA4456SW identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Sabreliner Aviation NA-265-65. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Sabreliner Aviation NA-265-65A2WE

Related avionics STCs

ST00553LA-DAvionics

Modifies the aircraft to install an AlliedSignal Flight Data Acquisition Unit, part number 965-0649-004, and status relay, installation of wiring from sensors and autopilot system to the FDAU, installation of wiring from the FDAU to the flight data recorder, installation of a circuit breaker for the new sensors, and re-routing of some existing wiring. The installation is in accordance with DAS-1-WE Approved United Air Lines Master Document List No. 00553 dated August 17, 1999, or later FAA approved revisions.

FAA holder: United Airlines Inc

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SA00310BOAvionics

Model DFC90, p/n 700-00170-002, loaded with Release 2 software (or later FAA approved release) OR Model DFC100, p/n 700-00170-003, loaded with Release 2 software (or later FAA approved release) Avidyne Corporation Autopilot as a replacement for the S-TEC System 55X Autopilot, p/n 1192-( )-( ), in accordance with the Avidyne Corporation Master Document List, Document AVDFC-077, Rev 02, dated November 16, 2011, or later FAA-approved revisions.

FAA holder: Avidyne Corporation

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FAA record reference

STC number
SA4456SW
Product
Aircraft · Large Multi-Engine
Country
United States
Application date
April 28, 1981
Revision date
August 31, 2000
CFR references
Part 21