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

Campbell Air Service INC

Named as the FAA publishes it on its approvals.

Holds 1 approved modification, most of them for the Bell 47. FAA spelling: Campbell Air Service Inc.

Approved modifications 1 · newest first

1960-01-01SH186SW · Lycoming VO-540-B1B3 engine, transmission, Bell 47-620-600-25(or -23 modified to -25 by Bell Helicopter Co.) oil... · 47 Series, 47 Series, 47 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.