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Other aircraft modifications

STC SA3820SW

FAA DRS lists SA3820SW as Current · Reissued, held by Greenwich Aircraft Corporation, for Boeing DC3A-S1C3G, Boeing DC3A-SC3G, and Boeing DC3C-R-1830-90C, and 1 more aircraft configuration. Recorded change: Installation of P&W Canada PT6A-65AR or PT6A-67R engines. Snapshot dated June 30, 2026.

FAA-listed holder
Greenwich Aircraft Corporation
Aircraft configurations
4
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of P&W Canada PT6A-65AR or PT6A-67R engines.

SA3820SW 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 DC3A-S1C3G, Boeing DC3A-SC3G, and Boeing DC3C-R-1830-90C, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing DC3A-S1C3GA-669Boeing DC3A-SC3GA-669Boeing DC3C-R-1830-90CA-669Boeing DC3C-S4C4GA-669

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing DC3A-S1C3G and Boeing DC3A-SC3G, and 2 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?

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