# Sikorsky S-39-C

- Type: Aircraft model (FAA registry)
- Registry code: 8140504
- Manufacturer (registry): SIKORSKY
- Model: S-39-C
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 5
- Weight class: Up to 12,499 lb
- Cruise speed: 153 mph
- Certification: Type certificated
- Data sheet: [TCDS TC 2-391](https://openairdocs.org/tcds/TC%202-391) (OpenAirDocs)
- Holder: Sikorsky Aircraft Corporation
- Registered aircraft: 3
- Page: https://openairdocs.org/model/sikorsky-s-39-c

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)

- [N50V](https://openairdocs.org/aircraft/N50V): [Weeks Kermit A](https://openairdocs.org/faa-owner/WEEKS%20KERMIT%20A), [Polk City, FL](https://openairdocs.org/faa-place/FL/Polk%20City), built 1931, S/N 912
- [N58V](https://openairdocs.org/aircraft/N58V): [Patterson Frederick W III](https://openairdocs.org/faa-owner/PATTERSON%20FREDERICK%20W%20III), [American Canyon, CA](https://openairdocs.org/faa-place/CA/American%20Canyon), S/N 920
- [N809W](https://openairdocs.org/aircraft/N809W): [Yellowstone Aviation Inc](https://openairdocs.org/faa-owner/YELLOWSTONE%20AVIATION%20INC), [Jackson, WY](https://openairdocs.org/faa-place/WY/Jackson), S/N 911

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## STCs that may be installed (OpenAirDocs) (4)

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 SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation
- [STC SA01282NY](https://openairdocs.org/stc/SA01282NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830. Airwolf Filter Corporation
- [STC SA00478CH](https://openairdocs.org/stc/SA00478CH): Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc

## PMA parts (OpenAirDocs) (7)

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/DRSDOCID189886528020260806152430.0001): Fuel Quantity Indication Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [S1069](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112707457020260806152337.0001): 100R Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [V674UL94](https://drs.faa.gov/browse/excelExternalWindow/E1C1EF6CEE5DC2EE862585990051C803.0001): UL94 Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jun 7, 2020
- [SF-D](https://drs.faa.gov/browse/excelExternalWindow/F09A70034CB3EF9885257038006C5719.0001): System II Finish Materials Kit. AAR Distribution · Modification part · Mar 6, 2001
- [SF-P](https://drs.faa.gov/browse/excelExternalWindow/9C365425FEB43FE985257038006C5723.0001): Standard System Finish Materials Kit. AAR Distribution · Modification part · Mar 6, 2001
- [SF-102](https://drs.faa.gov/browse/excelExternalWindow/8549C874FBB403AB85257038006C5709.0001): Fabric. AAR Distribution · Modification part · Mar 6, 2001
- [SF-C](https://drs.faa.gov/browse/excelExternalWindow/2D5350BB7885975385257038006C5711.0001): Dope Finish Materials Kit. AAR Distribution · Modification part · Mar 6, 2001

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