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Avionics

STC SR04056CH

FAA DRS lists SR04056CH as Current · Issued, held by Mayday Avionics Inc, for Airbus Helicopters AS-365N2, Airbus Helicopters AS-365N3, and Airbus Helicopters SA-365N, and 1 more aircraft configuration. Recorded change: Installation of L-3 Communications Avionics Systems Trilogy Electronic Standby Instrument (Model ESI-2000). Snapshot dated June 30, 2026.

FAA-listed holder
Mayday Avionics Inc
Aircraft configurations
4
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of L-3 Communications Avionics Systems Trilogy Electronic Standby Instrument (Model ESI-2000).

SR04056CH 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: Airbus Helicopters AS-365N2, Airbus Helicopters AS-365N3, and Airbus Helicopters SA-365N, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Airbus Helicopters AS-365N2H10EUAirbus Helicopters AS-365N3H10EUAirbus Helicopters SA-365NH10EUAirbus Helicopters SA-365N1H10EU

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Airbus Helicopters AS-365N2 and Airbus Helicopters AS-365N3, and 2 more aircraft configurations model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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