STC SA3972NM
FAA DRS lists SA3972NM as Current · Reissued, held by Gulfstream-California Inc., for Bell Helicopter Textron 212. Recorded change: Installation of Three Marathon Power Technologies Flite-Tronics 250 VA Static Inverter model number PC-251-1D. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA3972NM 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: Bell Helicopter Textron 212. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related electrical systems STCs
Installation of the Advance Lithium Ion Battery to replace the Ni-Cad Battery.
FAA holder: Vertical Flight Solutions Inc
Installation of non-essential radome and component provisions, antennas, associated wiring and mounting provisions, and associated non-essential mission system components.
FAA holder: Sierra Nevada Corporation/Integrated Mission Systems
Installation of MarathonNorco Aerospace Inc Nickel Cadmium battery.
FAA holder: MarathonNorco Aerospace Inc