# STC SA5701SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aero Safe Corporation, United States
- Description: Installation of electrically driven vacuum pump as a standby auxiliary pump to the existing instrument.
- Applied: April 2, 1984
- Status date: April 6, 2007
- Product: Aircraft, Single-Engine
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A13CE](https://openairdocs.org/tcds/A13CE), [TCDS A20CE](https://openairdocs.org/tcds/A20CE)
- Certificate PDF: https://openairdocs.org/files/sha256/62/ad/62ad06f32580b358db923f1e294fa58c6625f1e5df232e7ff588ce3c5bc2f014
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CA3D4CC140DE4E20862572DE004D391B.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5701SW

## ADs that name it (0)

None.

## Approved models (4)

- Cessna Aircraft Company 177 ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- Cessna Aircraft Company 177A ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- Cessna Aircraft Company 177B ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- Cessna Aircraft Company 177RG ([TCDS A20CE](https://openairdocs.org/tcds/A20CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Part 23 of the Federal Aviation Regulations.

Installation of an electrically driven vacuum pump as a standby auxiliary pump to the existing instrument air system in accordance with Drawing List 820390 dated 3/30/84, or later FAA approved revision.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Aero Safe Corporation a Texas Corporation, 5300B Airport Road Mineral Wells Municipal Airport Mineral Wells, TX 76067 A20CE Make : Cessna Model : 177; 177A; 177B; 177RG Date of application : April 02, 1984

Date of issuance : April 13, 1984

Date reissued : 4/17/00; 4/6/07

Date amended : January 2, 2001 Rev. 1

( Signature) S. Frances Cox, Manager, Special Certification Office, Southwest Region

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

## Every issue (1)

- April 6, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/62/ad/62ad06f32580b358db923f1e294fa58c6625f1e5df232e7ff588ce3c5bc2f014)

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