# STC SA2166SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Delta Airlines Inc, United States
- Description: Manufacture and installation of an access panel in the passenger cabin floor.
- Status date: September 14, 1987
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CE51719C1203C79185256CC200015A80.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2166SO

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 757 ([TCDS A2NM](https://openairdocs.org/tcds/A2NM))

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