The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Ozark Air Lines INC

Named as the FAA publishes it on its approvals.

Holds 7 approved modifications, most of them for the Douglas DC-3. FAA spelling: Ozark Air Lines Inc.

Approved modifications 7 · newest first

1979-07-11SA1177CE · Installation of Collins FPC-75 ground proximity warning system. · DC-9-30 Series, DC-9-10 Series
1976-09-01SA1176CE · Installation of Collins FPC-75 ground proximity warning system. · FH-227-B, FH-227-C
1960-01-01SA468CE · United Data Control V-557 cockpit voice recorder. · F27 Series
1960-01-01SA225CE · Independent military pneumatic system and compressor. · F27 Series
1960-01-01SA3-260 · Bird resistant single pane two-piece windshield. · DC-3 Series
1960-01-01SA288CE · Aural speed warning system. · F27 Series
1960-01-01SA3-23 · Hydraulic system fluid reservoir modification. · DC-3 Series

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.