# STC SE3-612

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Textron Aviation Inc, United States
- Description: Installation of Bendix Model RS-10DD-1 single point fuel injection system to replace the Bendix-Stromberg NAR-9B carburetor.
- Applied: August 11, 1960
- Status date: December 12, 2016
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E-123](https://openairdocs.org/tcds/E-123), [TCDS TC 5E-1](https://openairdocs.org/tcds/TC%205E-1)
- Certificate PDF: https://openairdocs.org/files/sha256/9a/57/9a578259dc84f01d927d17f3c4a24bbed76fa387e7d290af41cd72c5a0813249
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D4A925A8A16F2D7386258148006BDDDA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE3-612

## ADs that name it (0)

None.

## Approved models (4)

- Pratt & Whitney Division Military R-985 Series ([TCDS TC 5E-1](https://openairdocs.org/tcds/TC%205E-1))
- Pratt & Whitney Division Wasp Jr. B-5 ([TCDS E-123](https://openairdocs.org/tcds/E-123))
- Pratt & Whitney Division Wasp Jr. SB-2 ([TCDS E-123](https://openairdocs.org/tcds/E-123))
- Pratt & Whitney Division Wasp Jr. SB-3 ([TCDS E-123](https://openairdocs.org/tcds/E-123))

## 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 Textron Aviation Inc.

One Cessna Boulevard Wichita, KS 67215 2 SE3-612 Civil Air Regulations.

13 Installation of Bendix Model RS-10DD-1 single point fuel injection system to replace the Bendix-Stromberg NAR-9B carburetor. Required Data:

1. For assembly of modification use Drawing No. 18-910022;

2. If modifier desires to rework the engine accessory case and assemble the engine in the field, use Drawing No.

414-001043.

This approval should not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Pratt & Whitney Aircraft (E-123) B-5, SB-2, SB-3; (5E-1) R-985-39, R-985-AN-1, -AN-1M1, -AN-3, -AN-4, -AN-10, -AN-14B April 15, 1996; March 26, 2007;

December 12, 2016 August 11, 1960 March 28, 1961 E-123 and 5E-1 Mark Fuller STC ODA administrator ODA-100129-CE

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

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (2)

- December 12, 2016: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9a/57/9a578259dc84f01d927d17f3c4a24bbed76fa387e7d290af41cd72c5a0813249)
- March 26, 2007: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/3f/b4/3fb49538ea2352e8157488e1e15447451573bcf74afc5af478124064aa5be244)

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