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Other aircraft modifications

STC ST381CH

FAA DRS lists ST381CH as Current · Reissued, held by Goodrich Avionics Systems Inc, for Learjet Learjet 55. Recorded change: Installation of a TCAS I. Snapshot dated June 30, 2026.

FAA-listed holder
Goodrich Avionics Systems Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a TCAS I.

ST381CH 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.

Learjet Learjet 55A10CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Learjet Learjet 55 model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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