# STC SA1144SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Boswell Thomas A, United States
- Description: Removal of cabin entrance door and installation of placards.
- Status date: May 1, 1980
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-725](https://openairdocs.org/tcds/A-725)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F38EF4248E7C2EC285256CC10080DEDA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1144SO

## ADs that name it (0)

None.

## Approved models (4)

- The New Piper Aircraft Inc. J5A (Army L-4F) ([TCDS A-725](https://openairdocs.org/tcds/A-725))
- The New Piper Aircraft Inc. J5A-80 ([TCDS A-725](https://openairdocs.org/tcds/A-725))
- The New Piper Aircraft Inc. J5B (Army L-4G) ([TCDS A-725](https://openairdocs.org/tcds/A-725))
- The New Piper Aircraft Inc. J5C ([TCDS A-725](https://openairdocs.org/tcds/A-725))

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