# Hartmann WELCH OW5M

- Type: Aircraft model (FAA registry)
- Registry code: 4200102
- Manufacturer (registry): HARTMANN
- Model: WELCH OW5M
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Cruise speed: 56 mph
- Certification: Type certificated
- Data sheet: [TCDS TC 637](https://openairdocs.org/tcds/TC%20637) (OpenAirDocs)
- Holder: Hartmann Aircraft Corporation
- Registered aircraft: 2
- Page: https://openairdocs.org/model/hartmann-welch-ow5m

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 (2)

- [N20467](https://openairdocs.org/aircraft/N20467): [Hetge Kenneth R](https://openairdocs.org/faa-owner/HETGE%20KENNETH%20R), [Viola, AR](https://openairdocs.org/faa-place/AR/Viola), built 1939, S/N 162
- [N33500](https://openairdocs.org/aircraft/N33500): [Abel Brandon R](https://openairdocs.org/faa-owner/ABEL%20BRANDON%20R), [Henderson, NV](https://openairdocs.org/faa-place/NV/Henderson), built 1945, S/N 11000

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## 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.

- [S1069](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID153499925020260806152321.0001): 100R Fuel Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026
- [73-CFG-R](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID140393828520260806152414.0001): Fuel Quantity Indication Placard. Swift Fuels, LLC · PMA PQ04423CE · Modification part · Jul 20, 2026

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Welch OW5M](https://openairdocs.org/model/welch-ow5m): 1 registered aircraft, registry code 0764607

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