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Electrical systems

STC SA2-75

FAA DRS lists SA2-75 as Current · Reissued, held by Signature Flight Support Corporation, for Twin Commander Aircraft 520, Twin Commander Aircraft 560-A, and Twin Commander Aircraft 560, and 1 more aircraft configuration. Recorded change: Revised and installed new electrical components. Snapshot dated June 30, 2026.

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FAA-listed holder
Signature Flight Support Corporation
Aircraft configurations
4
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SA2-75 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: Twin Commander Aircraft 520, Twin Commander Aircraft 560-A, and Twin Commander Aircraft 560, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Twin Commander Aircraft 5206A1Twin Commander Aircraft 560-A6A1Twin Commander Aircraft 5606A1Twin Commander Aircraft 6802A4

Related electrical systems STCs

SA1177GLElectrical systems

Install Aero Medical Products Mfg., Inc. Air Ambulance Stretcher P/N 125 using Installation Kit P/N 800 in accordance with Installation and Operating Instructions, Form EA 109K, dated April 23, 2001, or later FAA approved revisions. The Medical Oxygen System Kit P/N 807 is an FAA approved option. The Inverter/Pump Kit No. 812 may be installed in accordance with Inverter/Pump Installation Instructions, EA Form 170, dated June 9, 2001, or later FAA approved revisions.

FAA holder: Paul/ Lanna Egan LLC

View record

FAA record reference

STC number
SA2-75
Product
Aircraft · Small Multi-Engine
Country
United States
Application date
January 24, 1957
Revision date
August 31, 2000
CFR references
Part 21