# TCDS ATC 546: The Waco Aircraft Company

- Type: Type certificate data sheet
- Status: Current
- Holder: The Waco Aircraft Company
- Revision: 0
- Product: Aircraft, Small Airplane
- Registered aircraft: 6, by the registry models matched to it (OpenAirDocs)
- Data sheet PDF: https://openairdocs.org/files/sha256/ed/3b/ed3be565a171bfd9cab7cc2f2061fdcd223a0be255278964b51048c6a76f70a2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E7CB074F558606818525673F004EF0DF.0001
- Page: https://openairdocs.org/tcds/ATC%20546

## Models (1)

As the data sheet lists them.

- UMF

## What the data sheet says

This is OCR from the scanned FAA data sheet. OCR can misread letters and numbers.

```text
MODEIS: Waco UMF, 3 POLB
I.C. NUMBER: AIC 546
Engine  Continer.tal R-670 210 hp
Fuel  50 gallons (two 25 gallon tanks in center section)
cil  4 gallons
No. passengers  2
Baggage  98 1bs.  (front 23 1bs., rear 75 1bs.)
Standard weight  2500 1bs.
Specification basis  Approved Type Certificate No. 546
Serial numbers  3836 and up manufactured prior to 9/30/39 eligible.
Approval expired as of that date.
EQUIPMENT:
(* Means net increase)
Engine ring cowl 23 lbs.; battery (Hot Shot) 10 lbs.; starter (electric
or Heywood)  wheels with 7.50-10 tires (wheels must be
flacarded for these tires): 8 inch streamline tail wheel or skid;
propeller - wooden 42 1bs.
Classheri streamline 24 1bs.; radio; (Lear 26 lbs.  or (Westport) 30 1hs.;
shielding 6 lbs.; landing lights 11 1bs.; battery 42 lbs.; three  1-1/2 minute
or five 1 minute flares 17 1bs.; starter  (hand inertia)  20 1bs.; propeller
adjustable metal 37 1bs.*; 12-1/2 gallon fuel tank in wing (use actual weight);
leather upholstery; miscellaneous equipment such as Sperry Gyro 7 Its. and
Horizon 8 lbs.; cockpit heater; 15 gallon fuel tank in forward part of the
fuselage 10 lbs.; engine crankcase cooling disc (mounted on forward part of
engine crankcase)  3 1bs.
```

## ADs

None name its models.

## Registered aircraft by registry model (OpenAirDocs)

- [Waco UMF](https://openairdocs.org/model/waco-umf): 6 aircraft (registry code 9600410)

## STCs approved under this data sheet (8)

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA00079NY](https://openairdocs.org/stc/SA00079NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less.. Airwolf Filter Corporation
- [STC SA2693NM](https://openairdocs.org/stc/SA2693NM): Installation of Electronics International digital volt/amp gauges and accessories.. Electronics International Inc.
- [STC SA02033AT](https://openairdocs.org/stc/SA02033AT): Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.. M-20 Oil Separators LLC
- [STC SA2687NM](https://openairdocs.org/stc/SA2687NM): Installation of Truboplus/ Electronics Int'l gauges and switches.. Aero Manufacturing Inc.
- [STC SA2350NM PAGE 2](https://openairdocs.org/stc/SA2350NM%20PAGE%202): Installation of Electronics International Inc digital carburetor/outside air temperature gauges. Electronics International
- [STC SA2190NM PAGE 2](https://openairdocs.org/stc/SA2190NM%20PAGE%202): Installation of electronics International Digital Volt/Amp Gauges and Accessories.. Electronics International
- [STC SA2350NM](https://openairdocs.org/stc/SA2350NM) (historical): Installation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.. Electronics International

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