# STC SA1072NW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Lost Birds Aviation Historical Society & Museum, United States
- Description: Increase of zero fuel weight to131,000 pounds for aircraft complying complying with GD Convair strength and operating restrictions report ZS-22-300, Rev 3.  This STC is limited to aircraft modified per STC Number SA1071NW.
- Applied: April 12, 1979
- Status date: July 2, 2002
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A27](https://openairdocs.org/tcds/4A27)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/677E9318ED994FB686256D0B004D720F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1072NW

## ADs that name it (0)

None.

## Approved models (1)

- Tracor Flight Systems Inc. 22 ([TCDS 4A27](https://openairdocs.org/tcds/4A27))

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