# STC ST669SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Modern Air Transport Inc
- Description: Increases passenger seating capacity from 139 to 149 passengers.
- Status date: July 22, 1970
- Data sheets: 4A30
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FA64CE47C3F498AC85256CC3000360C6.0001
- Page: https://openairdocs.org/stc/ST669SO

## ADs that name it

None.

## Approved models (1)

- General Dynamics Corporation 30A (TCDS 4A30)

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