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Avionics

STC ST131RM

FAA DRS lists ST131RM as Current · Reissued, held by Learjet Inc, for Cessna Aircraft 500 Series. Recorded change: Installation of Global Navigation, Inc. GNS-500A VLF/Omega navigation system. Snapshot dated June 30, 2026.

FAA-listed holder
Learjet Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Global Navigation, Inc. GNS-500A VLF/Omega navigation system.

ST131RM identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Cessna Aircraft 500 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 500 SeriesA22CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft 500 Series model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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