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Engine and powerplant

STC SA590NW

FAA DRS lists SA590NW as Current · Reissued, held by Kenmore Air Harbor LLC, for Viking Air DHC-2 Mk.I. Recorded change: Installation of Hartzell HC-B3R30-1/R10152-5-1/2 propeller, governor, and spinner on Pratt & Whitney R-985 series engine. Snapshot dated June 30, 2026.

FAA-listed holder
Kenmore Air Harbor LLC
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Hartzell HC-B3R30-1/R10152-5-1/2 propeller, governor, and spinner on Pratt & Whitney R-985 series engine.

SA590NW 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: Viking Air DHC-2 Mk.I. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Viking Air DHC-2 Mk.IA-806

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Viking Air DHC-2 Mk.I 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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