# STC SA4739NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: LeMasters Clifford, United States
- Description: Installation of nose bowl, engine baffling, exhaust stacks, heat shrouds, carburetor heat box, and cabin heating and defrost controls.
- Applied: November 28, 1988
- Status date: March 12, 1991
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12)
- Certificate PDF: https://openairdocs.org/files/sha256/2f/fb/2ffb582934c579ea4bd03f8826d0c8a2b5e7e5cc524fd6178640d5aed24514cf
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3FBC2AAC0145A43785256CC2000E3E4C.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4739NM

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

## 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: SA4739NM This certificate issued to: 1904 erS LeMasters Sprinq Meadow Boise, Idaho 83706 Part 3 of the CiVil Air Regulations.

Original Product - TypeCertificate Number: 3A12 Make: Cessna Model: C-172 aust stacks, at hans, cansuretarieat ox, and cabin eating and defrosting, controls per John C. Gray Installation Instructions dated 11/28/88.

Limitations and Conditions: Data pertaining to this modification are considered inadequate for other aircraft. This approval is limited to the installation in Cessna Model 172 aircraft, Serial Number 28889, only. A copy of this Certificate, and the Airplane Pilot's Operating Handbook Supplement Must be maintained as part of the permanent records for the modified aircraft.

Date sapplicalin: November 28, 1988 Jule missied: March 12, 1991 Date of Issuance: . June 28, 1989 Date Amended:

FEDERAL ATTATION By Direction of the Administrator (pigpature) TO MINISTRATE Manager, Aircraft Modification Branch Seattle Aircraft Certification Office (Title)

47.

## Every issue (1)

- March 12, 1991: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2f/fb/2ffb582934c579ea4bd03f8826d0c8a2b5e7e5cc524fd6178640d5aed24514cf)

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