# STC SE01232AT

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Unison Industries, United States
- Description: Installation of Unison Ignition Lead, P/N 10-395428-3, 38.5-inch Type 3 Ignition Lead.
- Status date: December 20, 1996
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E1NE](https://openairdocs.org/tcds/E1NE), [TCDS E25EA](https://openairdocs.org/tcds/E25EA)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0E37997E0719520485256CC2005A73DE.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE01232AT

## ADs that name it (0)

None.

## Approved models (10)

- Pratt & Whitney Canada Inc. JT15D-1 ([TCDS E1NE](https://openairdocs.org/tcds/E1NE))
- Pratt & Whitney Canada Inc. JT15D-1 ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-1A ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-1B ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-4 ([TCDS E1NE](https://openairdocs.org/tcds/E1NE))
- Pratt & Whitney Canada Inc. JT15D-4 ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-4B ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-4D ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-5 ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))
- Pratt & Whitney Canada Inc. JT15D-5A ([TCDS E25EA](https://openairdocs.org/tcds/E25EA))

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