# STC ST00174LA-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Northwest Airlines Inc, United States
- Description: Reconfiguration/standardization of interior furnishings and cockpit/avionic systems. Limited to installation of model 747-212B, serial numbers 21941 and 21942 only.
- Status date: June 7, 2002
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/37E77F06C142D41685256CC2006A7115.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST00174LA-D

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 747 ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

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