# STC SA719CE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Trans World Airlines Inc, United States
- Description: Installation of Kollsman altitude alerting system. (707-100B)
- Status date: January 1, 1960
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A21](https://openairdocs.org/tcds/4A21)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/87831B247EA2344F862570C000775625.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA719CE

## ADs that name it (0)

None.

## Approved models (3)

- The Boeing Company 707 ([TCDS 4A21](https://openairdocs.org/tcds/4A21))
- The Boeing Company 707-100 Long Body ([TCDS 4A21](https://openairdocs.org/tcds/4A21))
- The Boeing Company 707-200 ([TCDS 4A21](https://openairdocs.org/tcds/4A21))

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