# STC SA5714NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Teufel Nursery Inc, United States
- Description: Installation of electric propeller deicer kit.
- Applied: December 19, 1991
- Status date: May 12, 1992
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS TC 654](https://openairdocs.org/tcds/TC%20654)
- Certificate PDF: https://openairdocs.org/files/sha256/a2/78/a278b681f5c2d7593997d2df3826e498a67c4886de0921a1bbcb5c6e83378749
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C31A1BCDD6D42C8E85256CC200122AEA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5714NM

## ADs that name it (0)

None.

## Approved models (1)

- Grumman American Aviation Corporation G-21A (Army OA-9; Navy JRF-1; -2; -3; -4; -5; and -6B) ([TCDS TC 654](https://openairdocs.org/tcds/TC%20654))

## 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: SA57141M This certificate issued to: Teufel Nursery, InC.

XIXXXXXXXXXXXAXXXXX XXXX*****XX Aero. Bulletin 7A.

Original Product - Type Portificate Number: 654 Make: Grumman Model: G2IA Arteription Type pigtafted in accordance with B.F. Goodrich Reports No. 60-724B, dated Installation of electric propeller deicer kit, Beech May 1, 1970, and No. 59-728L, dated May 1, 1986.

inadequate for other aircraft. This approval is limited to the installation in Grumman Model G21A, Serial No. 1061, R/N N48550, only. A copy of this Certificate, Continuation Sheet and FAA Approved Flight Manual Supplement dated May 12, 1992, must be maintained as part of the permanent records for the modified aircraft.

Date of Application: December 19, 1991 Tute missued:

Sale sfissance: May 12, 1992 Jale unended:

FEDERAL AVIATION By directive of the Administrater (Signature ) CHINISTRATO Manager, Special Certification Branch Seattle Aircraft Certification Office (Title) 47 FAA FOR 8110-2 (10-68)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA5714NM REQUIRED PLACARD:

The following must be placed in clear view of the pilot.

WARNING: THIS AIRCRAFT IS NOT FULLY EQUIPPED

**FOR FLIGHT IN ICING CONDITIONS**

- END -

**FAA FORM 8110-2-1 (10-69) PAGE 3 OF 3 PAGES**

## Every issue (1)

- May 12, 1992: Issued, Current. [certificate](https://openairdocs.org/files/sha256/a2/78/a278b681f5c2d7593997d2df3826e498a67c4886de0921a1bbcb5c6e83378749)

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