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Other aircraft modifications

STC SA4172NM

FAA DRS lists SA4172NM as Current · Amended, held by Aviation Development Corporation, for Aermacchi SpA S.205 - 18/F, Aermacchi SpA S.205 - 18/R, and Aermacchi SpA S.205 - 20/F, and 37 more aircraft configurations. Recorded change: Installation of Aviation Development oil filter. Snapshot dated June 30, 2026.

FAA-listed holder
Aviation Development Corporation
Aircraft configurations
40
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SA4172NM 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: Aermacchi SpA S.205 - 18/F, Aermacchi SpA S.205 - 18/R, and Aermacchi SpA S.205 - 20/F, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Aermacchi SpA S.205 - 18/FA9EUAermacchi SpA S.205 - 18/RA9EUAermacchi SpA S.205 - 20/FA9EUAermacchi SpA S.205 - 20/RA9EUAermacchi SpA S.205 - 22/RA9EUAermacchi SpA S.208A9EUAermacchi SpA S.208AA9EUAlexandria Aircraft 14-19-21A3Alexandria Aircraft 14-19-31A3Alexandria Aircraft 14-19-3A1A3Alexandria Aircraft 14-191A3Alexandria Aircraft 17-301A3Alexandria Aircraft 17-311A3Alexandria Aircraft 17-31TC1A3Allied Ag Cat Productions G-1641A16Allied Ag Cat Productions G-164A1A16Allied Ag Cat Productions G-164B1A16Allied Ag Cat Productions G-164C1A16American Champion Aircraft Corp 7ACA-759American Champion Aircraft Corp 7ACAA-759American Champion Aircraft Corp 7BCM (Army L-16A)A-759American Champion Aircraft Corp 7CCM (Army L-16B)A-759American Champion Aircraft Corp 7DCA-759American Champion Aircraft Corp 7ECA-759American Champion Aircraft Corp 7ECAA-759American Champion Aircraft Corp 7FCA-759American Champion Aircraft Corp 7GCA-759American Champion Aircraft Corp 7GCAA-759American Champion Aircraft Corp 7GCAAA-759American Champion Aircraft Corp 7GCBA-759American Champion Aircraft Corp 7GCBAA-759American Champion Aircraft Corp 7GCBCA-759American Champion Aircraft Corp 7HCA-759American Champion Aircraft Corp 7JCA-759American Champion Aircraft Corp 7KCA-759American Champion Aircraft Corp 7KCABA-759American Champion Aircraft Corp 8GCBCA21CEAmerican Champion Aircraft Corp 8KCABA21CEBellanca Aircraft 14-13-2A-773Bellanca Aircraft 14-13-3A-773

Buyer checks

Confirm before sourcing

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