# STC SA4433NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Learjet Inc, United States
- Description: Installation of communication and navigation systems electronic controls.
- Applied: May 7, 1982
- Status date: June 22, 1990
- Product: Aircraft, Small/Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE)
- Certificate PDF: https://openairdocs.org/files/sha256/7d/a2/7da28f50068879ae19bf92e1995bfc196c104adc3a5772dcb4d9725168c2319d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1A1585BBE23AF35F85256CC2000E3C71.0001
- DRS record last changed: July 8, 2024
- Page: https://openairdocs.org/stc/SA4433NM

## ADs that name it (0)

None.

## Approved models (3)

- Learjet Inc. 25D ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))
- Learjet Inc. 28 ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))
- Learjet Inc. 29 ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))

## 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: SA4433NM This certificate issued to: LearJet InC.

8220 West Harry Street P. O. Box 7707 Wichita, KS 67277 Part ?5 of the ederal AvIation Regulalions. (For certification basis, see I.C. Data Sheet A1OCE) Original Product - Type Certificate Number: A1OCE Make: Learjet Model: 25D, 28, and 29 Description of Type Design Change: Installation of communication Navigation Systems Electronic Controls in accordance with FAA sealed Gates Learjet-Tucson Master Document List No. T100145 TUC, Revision D, dated June 7, 1982, or later FAA sealed revisions.

Limitations and Conditions: The approval of this change in type design applies basically to the above listed models only. This approval should not be extended to other specific airplanes of this model 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

Dalesfapplicalin: May 7, 1982 Jule missued: October 26, 1988;

June 22, 1990 Date of Issuance: June 14, 1982 D'ale umendel:

FEDERA AVIATION By Direction of the Administrator Ronald K. Rathgeber fo Lawrence A. Herfol, Manager OMINISTRAIO Wichita Aircraft Certification Office (Title) 47 FAA FORM 8110-2 (10-68)

## Every issue (1)

- June 22, 1990: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/7d/a2/7da28f50068879ae19bf92e1995bfc196c104adc3a5772dcb4d9725168c2319d)

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