# STC ST291CH

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Midway Airlines Corp, United States
- Description: Installation of AlliedSignal contaminant and fluid integrity measuring system (C/FIMS).
- Status date: August 20, 1998
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20EU](https://openairdocs.org/tcds/A20EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BA869BCF5CFE74BF85256CC300035FA6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST291CH

## ADs that name it (1)

- [AD 2002-14-27](https://openairdocs.org/ad/2002-14-27): Airplane Flight Manual Limitations Section - Icing Conditions · F.28 Mark 0070, F.28 Mark 0100, F.28 Mark 1000 and 3 more. Effective Aug 29, 2002. Cited in the text

## Approved models (1)

- Fokker Services F.28 Mark 0100 ([TCDS A20EU](https://openairdocs.org/tcds/A20EU))

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