# STC SA5689NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Sadler Jeanie, United States
- Description: Installation of entertainment system and associated hardware.
- Applied: August 15, 1989
- Status date: March 18, 1992
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE)
- Certificate PDF: https://openairdocs.org/files/sha256/27/47/2747332707eeabf2a49b10963281b7387c897a56b56fc7a1eed1a981504f8478
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/02D60CAC0D15EBE285256CC200122AB6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5689NM

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 421C ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))

## 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: SA5689NM This certificate issued to: Jeanie Sadler E. 603 Sinto Spokane, WA 99204 Purt 03 of the CIVIl Air Regulations: , effective May 15, 1956.

Original Product -İypeertificate Numben: ATCE Make: Cessna Aircraft Company Model: 421C Description of Type Design Change: Installation of entertainment system and associated hardware in accordance with S & S Entertainment Systems Drawing List, Revision B of February 28, 1992, or later FAA approved revision.

Limilatis send birditiopt only. This approval should not be extended to other Approval of this change in type design applies to the aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certiticate and its Continuation Sheet must be maintained as part of the permanent records for the modified aircraft.

Date of Application: August 15, 1989 Jut reissued:

Date of Issuance: March 18, 1992 I ate unended:

FEDERAL AVIATION "By dis time of th Le ldministrater asin Manager, Special(Gentktication Branch CANIST ARTIO Seattle Aircraft Certification Office (Title)

FAA For B110-2 (10-68)

United States of America - Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA5689NM Limitations and Conditions: (continued):

Avionics currently certified to be free of electromagnetic interference, due to the entertainment system are as follows:

NAVCOM King 175B DME King KN 65A RNAV King KN 74 MARKER BEACON King KMA 20 ADF King KR 85 FLIGHT DIRECTOR/AUTOPILOT King KFC 200 FD/AP YAW DAMPENER King KC 291 TRANSPONDER King KX 76 RADAR ALTIMETER Bonzer Mk 10 RADAR Bendix RDR 160 LORAN Apollo 6128

- END -

**FAA FORM B110-2-1 (10-69) PAGES OF 3 PAGES**

## Every issue (1)

- March 18, 1992: Issued, Current. [certificate](https://openairdocs.org/files/sha256/27/47/2747332707eeabf2a49b10963281b7387c897a56b56fc7a1eed1a981504f8478)

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