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

Scandinavian Airlines System

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications, most of them for the Douglas DC-8. FAA spelling: Scandinavian Airlines System.

Approved modifications 2 · newest first

1986-10-01SA472NE · Installation of dual Delco Carousel IVA inertial navigation system. · DC-8-63, DC-8-62
1984-01-20SA227NE · Installation of ground proximity warning system. · DC-8-62, DC-8-63

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.