# STC SA1812CE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Trans World Airlines Inc, United States
- Description: Installation of upper deck passenger video system. (747SP SERIES -156A) (747 SP-31)
- Status date: December 23, 1982
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2A89900151FE8F9785256CC10083D0FB.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1812CE

## ADs that name it (0)

None.

## Approved models (2)

- The Boeing Company 747 ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747SP Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

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