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Other aircraft modifications

STC ST00984CH

FAA DRS lists ST00984CH as Current · Reissued, held by Amphenol Cable and Interconnect Technologies Inc., for McDonnell Douglas DC-9-11, McDonnell Douglas DC-9-12, and McDonnell Douglas DC-9-13, and 16 more aircraft configurations. Recorded change: Installation of Rockwell Collins FPI-955 Electronic Horizontal Situation Indicators (EHSI). Snapshot dated June 30, 2026.

Aircraft configurations
19
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Rockwell Collins FPI-955 Electronic Horizontal Situation Indicators (EHSI).

ST00984CH 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: McDonnell Douglas DC-9-11, McDonnell Douglas DC-9-12, and McDonnell Douglas DC-9-13, and 16 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact McDonnell Douglas DC-9-11 and McDonnell Douglas DC-9-12, and 17 more aircraft configurations 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?