# STC SA7099NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Webb & Associates, United States
- Description: Limited to installation on 727 series 17, serial number 20512 ONLY.  Removal of one auxiliary fuel cell from STC SA3810WE and reconfiguration of the seven remaining auxiliary fuel cells in forward and aft cargo compartments.
- Applied: April 20, 1993
- Status date: June 17, 1994
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A2F676F93BE7CD3486256E9A006CD420.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA7099NM

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

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