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

D'Arcy John J

Named as the FAA publishes it on its approvals.

Holds 1 approved modification. FAA spelling: D'Arcy John J.

Approved modifications 1 · newest first

1960-01-01SE634SO · Installation external oil supply routing and vent system to permit maintaining oil pressure in inverted position. · 6A-350-C2A, 6A-350-C1, 6A-350-C1L

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.