# STC SA603EA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Black Cat Aviation Inc., United States
- Description: Addition of a 32 inch high door on L.H. side of fuselage between fuselage stations 244 - 261 in accordance with drawings and instructions listed in:

1.	Reading Aviation Service, Incorporated Drawing List No. 2276 Revision C  dated April 10, 1970.
2.           Reading Aviation Service, Incorporated Installation Instructions, Sheet No. N2276, Revision A  dated June 27, 1968.
- Applied: November 24, 1967
- Status date: June 27, 2003
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20SO](https://openairdocs.org/tcds/A20SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/009CB2C24B6B29E886256D86005C735D.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA603EA

## ADs that name it (0)

None.

## Approved models (2)

- The New Piper Aircraft Inc. PA-31 ([TCDS A20SO](https://openairdocs.org/tcds/A20SO))
- The New Piper Aircraft Inc. PA-31-300 ([TCDS A20SO](https://openairdocs.org/tcds/A20SO))

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