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Other aircraft modifications

STC SA01637CH

FAA DRS lists SA01637CH as Current · Reissued, held by Landmark Aviation, for Cessna Aircraft 501 and Cessna Aircraft 551. Recorded change: Certification of Reduced Vertical Separation Minimum (RVSM) operational capability. Snapshot dated June 30, 2026.

FAA-listed holder
Landmark Aviation
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Certification of Reduced Vertical Separation Minimum (RVSM) operational capability.

SA01637CH 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 501 and Cessna Aircraft 551. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 501A27CECessna Aircraft 551A27CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft 501 and Cessna Aircraft 551 model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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