STC SR04481AT
FAA DRS lists SR04481AT as Current · Amended, held by Sterling Helicopter, for Leonardo Spa AB139 and Leonardo Spa AW139. Recorded change: Installation of LED steerable searchlight/landing light assembly in replacement to the legacy steerable searchlight/landing light assembly. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SR04481AT 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: Leonardo Spa AB139 and Leonardo Spa AW139. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of Solar T-62T-40C2 APU.
FAA holder: PATS Aircraft LLC
Replacement of bleed-air driven fan with electrically powered fan.
FAA holder: PATS Aircraft LLC
FAA record reference
- STC number
- SR04481AT
- Product
- Aircraft · Rotorcraft
- Country
- United States
- Application date
- September 12, 2019
- Revision date
- February 13, 2026
- CFR references
- Part 29