# STC SA8109NM-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Learjet Inc., United States
- Description: Installation of an AlliedSignal Enhanced Ground Proximity Warning System.
- Applied: April 6, 1998
- Status date: June 10, 2004
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A21EA](https://openairdocs.org/tcds/A21EA)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/92115D77FE602B8386256EDE005FFDFB.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA8109NM-D

## ADs that name it (0)

None.

## Approved models (1)

- Bombardier Inc. CL-600-2B16 (CL-604) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))

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