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Propellers

STC SA250CE

FAA DRS lists SA250CE as Current · Reissued, held by Ontic Engineering and Manufacturing Inc., for Cessna Aircraft 310D, Cessna Aircraft 310E, and Cessna Aircraft 310H, and 37 more aircraft configurations. Recorded change: Installation of Woodward electronic propeller synchraphaser system. Snapshot dated June 30, 2026.

FAA-listed holder
Ontic Engineering and Manufacturing Inc.
Aircraft configurations
40
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Woodward electronic propeller synchraphaser system.

SA250CE 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 310D, Cessna Aircraft 310E, and Cessna Aircraft 310H, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 310D3A10Cessna Aircraft 310E3A10Cessna Aircraft 310H3A10Cessna Aircraft 310I3A10Cessna Aircraft 310J3A10Cessna Aircraft 310K3A10Cessna Aircraft 310L3A10Cessna Aircraft 310N3A10Cessna Aircraft 310P3A10Cessna Aircraft 310Q3A10Cessna Aircraft E310H3A10Cessna Aircraft 320D3A25Cessna Aircraft 3403A25Cessna Aircraft 336A2CECessna Aircraft 337A6CECessna Aircraft 401A7CECessna Aircraft 402A7CECessna Aircraft 411A7CECessna Aircraft 414A7CECessna Aircraft 421A7CEBombardier DHC-6-1A9EABombardier DHC-6-100A9EABombardier DHC-6-200A9EABombardier DHC-6-300A9EANew Piper Aircraft PA-31PA8EANew Piper Aircraft PA-31TA8EAMitsubishi Heavy Industries MU-2B-10A2PCMitsubishi Heavy Industries MU-2B-15A2PCMitsubishi Heavy Industries MU-2B-20A2PCMitsubishi Heavy Industries MU-2B-25A2PCMitsubishi Heavy Industries MU-2B-26A2PCMitsubishi Heavy Industries MU-2B-30A2PCMitsubishi Heavy Industries MU-2B-35A2PCMitsubishi Heavy Industries MU-2B-36A2PCRaytheon Aircraft 583A16Raytheon Aircraft 58A3A16Raytheon Aircraft 953A16Raytheon Aircraft 95-553A16Raytheon Aircraft 95-A553A16Raytheon Aircraft 95-B553A16

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft 310D and Cessna Aircraft 310E, and 38 more aircraft configurations model, serial range, and configuration?
  2. 02Which propeller, governor, spinner, engine, and vibration limits 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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