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

National Science Foundation, the

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications, most of them for the Gulfstream G-V Gulfstream V. FAA spelling: National Science Foundation, The.

Approved modifications 2 · newest first

Gulfstream G-V Gulfstream V 2
2014-07-03ST00766DE · Installation of a supplemental cabin oxygen system to provide for safe return of the aircraft and personnel in the... · GV
2013-01-11ST00755DE · Installation of fuselage aperture window assemblies at fuselage locations with existing aperture pads/plates and/or... · GV

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.