# Viking Flying Boat KITTY HAWK B-4

- Type: Aircraft model (FAA registry)
- Registry code: 9520102
- Manufacturer (registry): VIKING FLYING BOAT CO
- Model: KITTY HAWK B-4
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 3
- Weight class: Up to 12,499 lb
- Certification: Type certificated
- Data sheet: [TCDS ATC 166](https://openairdocs.org/tcds/ATC%20166) (OpenAirDocs)
- Holder: Viking Flying Boat Company
- Registered aircraft: 3
- Page: https://openairdocs.org/model/viking-flying-boat-kitty-hawk-b-4

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (3)

- [N293M](https://openairdocs.org/aircraft/N293M): [Fosdick Kenneth E](https://openairdocs.org/faa-owner/FOSDICK%20KENNETH%20E), [Plymouth, MA](https://openairdocs.org/faa-place/MA/Plymouth), built 1929, S/N 12
- [N34V](https://openairdocs.org/aircraft/N34V): [Mair F N](https://openairdocs.org/faa-owner/MAIR%20F%20N), [Keller, TX](https://openairdocs.org/faa-place/TX/Keller), built 1929, S/N 18
- [N753Y](https://openairdocs.org/aircraft/N753Y): [K E F Enterprises Inc](https://openairdocs.org/faa-owner/K%20E%20F%20ENTERPRISES%20INC), [Plymouth, MA](https://openairdocs.org/faa-place/MA/Plymouth), built 1931, S/N 26

## NTSB investigations (2)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB NYC73FNE35](https://openairdocs.org/ntsb/NYC73FNE35-201654), Jun 24, 1973: Viking B-8 (N753Y), Westboro, MA, substantial damage
- [NTSB NYC68D0416](https://openairdocs.org/ntsb/NYC68D0416), Mar 11, 1968: Kitty Hawk B-4 (N34V), Manville, NJ, substantial damage

## FAA accident and incident reports

None matched to aircraft with this model.

## STCs that may be installed (OpenAirDocs) (2)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International

## PMA parts (OpenAirDocs) (2)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first.

- [73-CFG-R](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157851356720260806152439.0001): Fuel Quantity Indication Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [S1069](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155391529820260806152347.0001): 100R Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026

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