# STC SA1209CE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Learjet Inc, United States
- Description: Installation of a Litton LTN-104 
Inertial Navigation/RNAV System
- Applied: March 22, 1976
- 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/sha256/5e/3c/5e3c9eefffd5c66d1a891233d29d9b6f4945bfba2ae97588c9152d69ece61d7b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E5FC460544AAC682862581C9006AA0AF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1209CE

## ADs that name it (0)

None.

## Approved models (1)

- Learjet Inc. 36 ([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: SA1209CE This certificate issued to: Learjet INC.

8220 West Harry Street therefor as specified hereon meets the airworthiness requirements of Purt 25 of thEederal Aviation Regulations.

Original Product - Typeertificate Number: A1OCE Make: Learjet Model: 36 Description of Type Design Change: Installation of a Litton ITN-104 Inertial Navigation/RNAV System.

Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in Gates Learjet Corporation Model 36, serial number 36-017 only.

Date of Application: March 22, 1916 Date Reissued: Apri1 16, 1990; June 22, 1990 Date of Issuance: . March 26, 1976 Date Amended:

FEDERAL * MINISTRATO AVIATION ' Lawrence A. Herron, By Direction of the Administrator Wichita Aircraft Certification Office Ronald K Ratha Manager (Title)

47.

## Every issue (1)

- June 22, 1990: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5e/3c/5e3c9eefffd5c66d1a891233d29d9b6f4945bfba2ae97588c9152d69ece61d7b)

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