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

Qualitron Aero INC

Holds 5 approved modifications, most of them for the Gulfstream G-1159 Gulfstream II and III. FAA spelling: Qualitron Aero Inc.

Approved modifications 5 · newest first

1960-01-01SA1800WE · Installation of radio rack and placards only for avionic components between fuselage stations 181-193 RH. · G-1159
1960-01-01SA1819WE · Installation of doppler antenna and mount for doppler receiver and transmitter. · G-1159
1960-01-01SA713WE · AiResearch GTP30-54 turbine APU. · 340
1960-01-01SA1817WE · Installation of Sperry ATS-500 autothrottle system. · G-1159
1960-01-01SA657WE · AiResearch GTP30-54 auxiliary turbine power unit for ground operation only. · Viscount 744, Viscount 745D, Viscount 745

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.