# STC SA3-141

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sabreliner Aviation LLC, United States
- Description: Installation of dual Stewart-Warner Model 940-B24 cabin heaters.
- Applied: October 19, 1957
- Status date: March 7, 2014
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-618](https://openairdocs.org/tcds/A-618), [TCDS A-669](https://openairdocs.org/tcds/A-669)
- Certificate PDF: https://openairdocs.org/files/sha256/71/9d/719d649aedd2c06249aaa19189c765112d76cb1cdea36ea2a08ad82e2cc037bc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D27B3FCB0407FCE386257D6D00677A0F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3-141

## ADs that name it (0)

None.

## Approved models (14)

- The Boeing Company DC3-G102 ([TCDS A-618](https://openairdocs.org/tcds/A-618))
- The Boeing Company DC3-G102A ([TCDS A-618](https://openairdocs.org/tcds/A-618))
- The Boeing Company DC3-G103A ([TCDS A-618](https://openairdocs.org/tcds/A-618))
- The Boeing Company DC3-G202A ([TCDS A-618](https://openairdocs.org/tcds/A-618))
- The Boeing Company DC3A-S1C3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-S1CG ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-S4C4G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-SC3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-SCG ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-R-1830-90C ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-S1C3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-S4C4G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-SC3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3D-R-1830-90C ([TCDS A-669](https://openairdocs.org/tcds/A-669))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

FAA Form 8110-2 (5/14) Page 1 of

Part of the

Signature

Title SA3-141 Sabreliner Aviation, LLC.

1390 Highway H Perryville, MO 63775 4a 1 Civil Air Regulations A-618 & A-669 DC-3 All Models Installation of Dual Stewart-Warner Model 940-B24 Cabin Heaters. Data Required: Remmert-Werner Drawings SK-10172 (Rev. A), SK-10173 (Rev. A) per STC SA3-142, SK-10174 (Rev. A), SK-10175, SK-10176 (Rev. A), or later FAA approved revision.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft.

Douglas October 1, 1970; March 25, 1981; June 30, 1983;

March 7, 2014 March 15, 1960 October 19, 1957 December 6, 1957 Grant E. Youngdahl Program Manager Wichita Aircraft Certification Office

FAA Form 8110-2 (5/14) Page 2 of

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (1)

- March 7, 2014: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/71/9d/719d649aedd2c06249aaa19189c765112d76cb1cdea36ea2a08ad82e2cc037bc)

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