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Aircraft connectivity

STC SA2770NM-D

FAA DRS lists SA2770NM-D as Current · Surrendered, held by United Air Lines Inc, for Boeing 727-200 Series. Recorded change: Installation of TCAS II and Mode S transponder provisions, consisting of system interwiring, antenna coaxial cables, antenna structure installation, TCAS directional antenna and transponder antenna. Approved for 727-222 model. Snapshot dated June 30, 2026.

FAA-listed holder
United Air Lines Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Surrendered

Recorded modification

What the FAA record covers

Installation of TCAS II and Mode S transponder provisions, consisting of system interwiring, antenna coaxial cables, antenna structure installation, TCAS directional antenna and transponder antenna. Approved for 727-222 model.

SA2770NM-D 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: Boeing 727-200 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 727-200 SeriesA3WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 727-200 Series model, serial range, and configuration?
  2. 02Which antenna, radome, LRUs, and service assumptions are included?
  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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View record