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Other aircraft modifications

STC SA4425NM

FAA DRS lists SA4425NM as Current · Reissued, held by Airwolf Filter Corporation, for Cessna Aircraft 180C, Cessna Aircraft 180F, and Cessna Aircraft 180G, and 8 more aircraft configurations. Recorded change: Installation of an air/oil separator. Snapshot dated June 30, 2026.

Aircraft configurations
11
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SA4425NM 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: Cessna Aircraft 180C, Cessna Aircraft 180F, and Cessna Aircraft 180G, and 8 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing