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Aircraft STC directory

Learjet Learjet 31 Series STCs

The Jun 30, 2026 FAA DRS snapshot contains 6 selected supplemental type certificates with status Current whose public applicability data names the Learjet Learjet 31 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

6
listed Current at snapshot
6
holder directories
4
modification categories
Feb 28, 2019
latest recorded revision

Modification demand surface

Avionics2
Safety and emergency equipment2
Cargo and special mission1
Engine and powerplant1

Recorded holders

Spectrum Aeromed LLC dba Spectrum Aeromed1Pro Star Aviation, LLC1Garrett Aviation Services1Learjet Inc.1East Coast Avionics1Fargo Jet Center1

Recently revised Learjet 31 Series STCs

Showing the 6 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.