# STC SA2497SO

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: Page AvJet Corp, United States
- Description: Installation of a Litton LTN-92 Inertial Navigation System with NDB-2 data base.
- Status date: July 9, 2008
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/7f/17/7f17cac5ff51ac7618f119eaa3eaada1e1080fceb1ad15c5b931f801ef9ab6f7
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2E65AB9CF4EB3573862574BA006A3B95.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2497SO

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727-100 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- July 9, 2008: Surrendered, Current. [certificate](https://openairdocs.org/files/sha256/7f/17/7f17cac5ff51ac7618f119eaa3eaada1e1080fceb1ad15c5b931f801ef9ab6f7)

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