# STC SE00047AT-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aero Component Technologies, United States
- Description: Modification of turbine exhaust case to provide increased wall thickness for the purpose of improved blade containment.
- Status date: October 14, 1993
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E20EA](https://openairdocs.org/tcds/E20EA), [TCDS E3NE](https://openairdocs.org/tcds/E3NE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CB5AF4352B851B8485256CC2005A738E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE00047AT-D

## ADs that name it (1)

- [AD 96-25-10](https://openairdocs.org/ad/96-25-10): Design Turbine Exhaust Case · Pratt & Whitney Division JT9D-20, JT9D-20J, JT9D-3A and 17 more. Effective Feb 18, 1997. Cited in the text

## Approved models (6)

- Pratt & Whitney Division JT9D-20 ([TCDS E20EA](https://openairdocs.org/tcds/E20EA))
- Pratt & Whitney Division JT9D-20J ([TCDS E20EA](https://openairdocs.org/tcds/E20EA))
- Pratt & Whitney Division JT9D-3A ([TCDS E20EA](https://openairdocs.org/tcds/E20EA))
- Pratt & Whitney Division JT9D-7 ([TCDS E20EA](https://openairdocs.org/tcds/E20EA))
- Pratt & Whitney Division JT9D-7Q ([TCDS E3NE](https://openairdocs.org/tcds/E3NE))
- Pratt & Whitney Division JT9D-7Q3 ([TCDS E3NE](https://openairdocs.org/tcds/E3NE))

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