STC SA1588NM
FAA DRS lists SA1588NM as Current · Reissued, held by Learjet Inc., for Learjet Learjet 55. Recorded change: Replacement of the existing fan speed indicators (N1), turbine speed indicators (N2), and interstage turbine temperature indicators (ITT), with Intercontinental (IDC) indicators. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1588NM 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: Learjet Learjet 55. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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