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

Swift Air Service

Holds 1 approved modification, most of them for the Lockheed 12. FAA spelling: Swift Air Service.

Approved modifications 1 · newest first

Lockheed 12 1
1967-04-10SA1393WE · ONE ONLY STC, SN 1205: Installation of Hamilton Standard 22D30/6531A-15 hyrdromatic propellers in lieu of Hamilton... · 12-A (Army UC-40; UC-40A)

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