STC SA4270SW
FAA DRS lists SA4270SW as Current · Reissued, held by Johnson Aviation Products, for Cessna Aircraft 411A, Cessna Aircraft 421, and Cessna Aircraft 421A, and 2 more aircraft configurations. Recorded change: Mount collision avoidance lights in engine nacelle. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4270SW 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: Cessna Aircraft 411A, Cessna Aircraft 421, and Cessna Aircraft 421A, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
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