# STC SA2473CE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Teledyne Controls, United States
- Description: Installation of B&D Instruments & Avionics, Inc. Electronic Torque Indicator.  Data required: (1) for the Model SF340A, B&D Instruments & Avionics, Inc. Installation Manual Part No. 7300-003-011, dated January 23, 1989, or later FAA Approved  revision; (2) for the Model SF340B, B&D Instruments and Avionics, Inc. Installation Manual Part No. 7300-003-011, Revision B, dated August 29, 1989, or later FAA Approved  revision; (3) for the SF340A or SF340B, B&D Instruments & Avionics, Inc. Installation Manual Part No. 7301-003-011 dated September 12, 1989, or later FAA Approved  revision; and (4) copy of this certificate.
- Applied: March 30, 1988
- Status date: November 3, 2011
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A52EU](https://openairdocs.org/tcds/A52EU)
- Certificate PDF: https://openairdocs.org/files/sha256/b4/21/b4216c84deaf45d94ea91786bd2120780cef1ed63d98879dfbd682f26ba9e8bc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6B9DBF3B184E5D818625798E0053392D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2473CE

## ADs that name it (0)

None.

## Approved models (2)

- Saab AB Saab Aerosystems 340A (SAAB SF340A) ([TCDS A52EU](https://openairdocs.org/tcds/A52EU))
- Saab AB Saab Aerosystems SAAB 340B ([TCDS A52EU](https://openairdocs.org/tcds/A52EU))

## 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.

This certificate issued to: Teledyne Controls 501 Continental Blvd El Segundo, CA 90245

Part 25 of the Federal Aviation Regulations.

Original Product - Type Certificate Number : A52EU Make: Saab-Fairchild Model: SF340A, SF340B Description of Type Design Change:

Installation of B&D Instruments & Avionics, Inc. Electronic Torque Indicator. Data required: (1) for the Model SF340A, B&D Instruments & Avionics, Inc. Installation Manual Part No. 7300-003-011, dated January 23, 1989, or later “FAA Approved” revision; (2) for the Model SF340B, B&D Instruments and Avionics, Inc. Installation Manual Part No. 7300-003-011, Revision B, dated August 29, 1989, or later “FAA Approved” revision; (3) for the SF340A or SF340B, B&D Instruments & Avionics, Inc. Installation Manual Part No. 7301-003-011 dated September 12, 1989, or later “FAA Approved” revision; and (4) copy of this certificate.

Model 7301 Torque Indicators may not be used in combination with other Torque Indicators, i.e. both left-hand and right-hand indicators in the airplane must be Model 7301 Indicators. This approval should not be extended to other specific airplanes of these models on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of these 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.

Date of application : March 30, 1988 Date of issuance : March 21, 1989 Date reissued : January 5, 1998; October 2, 2000;

June 30, 2003; November 3, 2011 Date amended : January 3, 1990

Original signed by Raymond Johnston

( Signature) Raymond N. Johnston Program Manager Wichita Aircraft Certification Office (Title)

## Every issue (1)

- November 3, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b4/21/b4216c84deaf45d94ea91786bd2120780cef1ed63d98879dfbd682f26ba9e8bc)

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.