# STC SA4-1002

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Jay- Dee Aircraft Supply Co, United States
- Description: Alternate fuel source installation in aircraft with approved fuel flow- meter and Wright R-1820 or C9 Series engines.
- Status date: January 1, 1960
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 6A2](https://openairdocs.org/tcds/6A2), [TCDS A-618](https://openairdocs.org/tcds/A-618)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/58609C7DDCBF1DD5862570CF005D303E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-1002

## ADs that name it (0)

None.

## Approved models (2)

- McDonnell Douglas Corporation DC-3 Series ([TCDS A-618](https://openairdocs.org/tcds/A-618))
- McDonnell Douglas Corporation Super DC-3 ([TCDS 6A2](https://openairdocs.org/tcds/6A2))

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