# STC ST751SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Eastern Airlines, Inc, United States
- Description: Modification of main cabin passenger interior configuration from 14 first class and 89 tourist class to 12 first class and 95 tourist class accommodations. (727-25, -25C)
- Status date: May 28, 1976
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E7B2709D09F87A3D85256CC30003749A.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST751SO

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727 ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.