# STC SA1575NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Learjet Inc, United States
- Description: Replacement of the existing fan speed indicators (N1), turbine speed indicators (N2), and interstage turbine temperature indicators (ITT) with Intercontinental Dynamics Corp. (IDC) indicators.
- Status date: March 7, 2002
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A2SW](https://openairdocs.org/tcds/A2SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7FDB95B8EAB9699885256CC10082139E.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1575NM

## ADs that name it (0)

None.

## Approved models (1)

- Israel Aircraft Industries Ltd. 1124 ([TCDS A2SW](https://openairdocs.org/tcds/A2SW))

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