# STC SA5454SW

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: Page AvJet Corp, United States
- Description: Installation of No. 2 radio altimeter Collins ALT-55B.
- Status date: July 9, 2008
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A21EA](https://openairdocs.org/tcds/A21EA)
- Certificate PDF: https://openairdocs.org/files/sha256/5f/12/5f12a5e869ef29fca27c4a8eb2b7c3bdb78faf5ce28025a8f98f11ed5fbce76f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B4227A2F91B442DD862574C600441EFF.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5454SW

## ADs that name it (0)

None.

## Approved models (2)

- Bombardier Inc. CL-600-1A11 (CL-600) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))
- Bombardier Inc. CL-600-2A12 (CL-601) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))

## 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/sha256/5f/12/5f12a5e869ef29fca27c4a8eb2b7c3bdb78faf5ce28025a8f98f11ed5fbce76f)

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