# STC SA4-408

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Jay- Dee Aircraft Supply Co, United States
- Description: Interior arrangement installation(right hand forward cargo door made permanently inoperative as an exit by seating arrangement).
- Status date: January 1, 1960
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 6A6](https://openairdocs.org/tcds/6A6)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/16F7913EE31C1480862570D00054CC59.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-408

## ADs that name it (0)

None.

## Approved models (1)

- Tracor Flight Systems Inc. 440 Military C-131E ([TCDS 6A6](https://openairdocs.org/tcds/6A6))

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