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Engine and powerplant

STC ST00428NY

FAA DRS lists ST00428NY as Current · Amended, held by Avmax Aviation Services Inc., for De Havilland Aircraft of Canada DHC-8-201 and De Havilland Aircraft of Canada DHC-8-202. Recorded change: Installation of a Sundstrand Turbomach T-62T-40C7B gas turbine auxiliary power unit with a Lear Siegler Model 23088-002 DC starter-generator. Snapshot dated June 30, 2026.

FAA-listed holder
Avmax Aviation Services Inc.
Aircraft configurations
2
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of a Sundstrand Turbomach T-62T-40C7B gas turbine auxiliary power unit with a Lear Siegler Model 23088-002 DC starter-generator.

ST00428NY 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: De Havilland Aircraft of Canada DHC-8-201 and De Havilland Aircraft of Canada DHC-8-202. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

De Havilland Aircraft of Canada DHC-8-201A13NMDe Havilland Aircraft of Canada DHC-8-202A13NM

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact De Havilland Aircraft of Canada DHC-8-201 and De Havilland Aircraft of Canada DHC-8-202 model, serial range, and configuration?
  2. 02Which powerplant configuration, limits, instruments, and maintenance data 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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