# STC SA53RM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Frontier Airlines Inc
- Description: Installation of Sundstrand Data Control ground proximity warning system and glide slope monitoring system.
- Status date: May 13, 1977
- Data sheets: A16WE
- Certificate PDF: https://openairdocs.org/files/sha256/f1/58/f158a223507b1c7e5dacf22950305622d02fd36876ce16ae3642f9d5ba92f6ea
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6CDE217A1E99DDBE85256CC2001228E8.0001
- Page: https://openairdocs.org/stc/SA53RM

## ADs that name it

None.

## Approved models (1)

- The Boeing Company 737-200 Series (TCDS A16WE)

## What the certificate says

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

## Every issue (1)

- May 13, 1977: Amended, Current. [certificate](https://openairdocs.org/files/sha256/f1/58/f158a223507b1c7e5dacf22950305622d02fd36876ce16ae3642f9d5ba92f6ea)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.