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Electrical systems

STC SA1639WE

FAA DRS lists SA1639WE as Current · Surrendered, held by Flying Tiger Line Inc, for Bombardier CL-44D4. Recorded change: Replacement of any of three original 40 KVA alternators with Westinghouse 40 KVA system consisting of alternator P/N 976J843-1 and regulator P/N 915F363-1. Snapshot dated June 30, 2026.

FAA-listed holder
Flying Tiger Line Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Surrendered

Recorded modification

What the FAA record covers

Replacement of any of three original 40 KVA alternators with Westinghouse 40 KVA system consisting of alternator P/N 976J843-1 and regulator P/N 915F363-1.

SA1639WE 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: Bombardier CL-44D4. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bombardier CL-44D41A20

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bombardier CL-44D4 model, serial range, and configuration?
  2. 02Which load analysis, wiring changes, protection, and limitations 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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