# STC SA3546NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Del-Air, United States
- Description: Installation of relocated battery box.
- Applied: August 1, 1986
- Status date: December 4, 1986
- Product: Aircraft, Single-Engine
- Certification basis: Part 21, Part 3
- Data sheets: [TCDS A-799](https://openairdocs.org/tcds/A-799)
- Certificate PDF: https://openairdocs.org/files/sha256/9f/ad/9fad1ad81355cb621107096b0d250b35bb8f963624f77987b17ae3e3d714837c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187119746720221107182925.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3546NM

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company, The 170A ([TCDS A-799](https://openairdocs.org/tcds/A-799))
- Cessna Aircraft Company, The 170B ([TCDS A-799](https://openairdocs.org/tcds/A-799))

## What the certificate says

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number SA 3546NM This certificate issued to: De1-A1r Purt 03* of the CIVII Air

•Regulations. *See Aircraft Specification No. A-799 for complete Certification Basis.

Original Product -Typebertificate Number: A-799 Make:

Cessna Model: 170A, 170B Description of Type Design Change: Installation of relocated battery box in accordance with FAA sealed Del-Air Report No. 122 dated August 1, 1986 or later FAA approved revision.

Limitations and Conditions: The approval of this change in type design applies to the basic aircraft of the specified models that are otherwise unmodified.

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 those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft.

Pale sf appliculion: August 1, 1986 Date Reissued:

Date of Issuance: December 4, 1986 Date Amended:

FEDERAL AVIATION By Direction of the Administrator (Signature) TO MINISTRATO Manager, Western Aircraft Certification Office (Title)

47.

## Every issue (1)

- December 4, 1986: Issued, Current. [certificate](https://openairdocs.org/files/sha256/9f/ad/9fad1ad81355cb621107096b0d250b35bb8f963624f77987b17ae3e3d714837c)

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