# STC SA2703NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Heliarc Welding Service Inc., United States
- Description: Installation of replacement exhaust system riser.
- Applied: January 28, 1985
- Status date: March 28, 1985
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A4CE](https://openairdocs.org/tcds/A4CE)
- Certificate PDF: https://openairdocs.org/files/sha256/3f/00/3f00c17ea55d0e2ce516769deae9b565794bf7885e1be63a9bde94b27e83fc87
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5993F59F0D23798D85256CC20008C79E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2703NM

## ADs that name it (0)

None.

## Approved models (12)

- Cessna Aircraft Company TP206A ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206B ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206C ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206D ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206E ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206A ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206B ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206C ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206D ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206E ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206F ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206G ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))

## What the certificate says

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

STE Took A12HHNMD-S United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA2703NM This certificate issued to: Heliarc Welding Service, Inc.

P.O. BOx 38509 3965 Newport Street Denver, Colorado 80238 Part 3 of the CIVil Air Regulations.

Original Product -Iype bertificate Numben: A4CE Make: Cessna Model: TP206A, B, C, D, E TU2O6A, B, C, D, E, F, G Pesomplion of type Design temang exhaust system riser in accordance with FAA sealed Heliarc-Welding Service Top Drawing HWS-206210-4 dated November 7, 1984; FAA approved March 26, 1985; or subsequent approved revisions.

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

Date of Application: January 28, 1985 Date Reissued:

Date of Issuance: March 28, 1985 Date Amended:

FEDERAL AVIATION By Direction of the Administrator W. Welles StanTey W Welles, (Signature ) Acting Manager *MINISTRATOR Denver Aircraft Certification Office Northwest Mountain Region, Aurora, Colorado 47 FAA FORM 8110-2 (10-68)

## Every issue (1)

- March 28, 1985: Issued, Current. [certificate](https://openairdocs.org/files/sha256/3f/00/3f00c17ea55d0e2ce516769deae9b565794bf7885e1be63a9bde94b27e83fc87)

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