# STC SA4564SW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Madeira Air Supply, Inc, United States
- Description: Installation of return air grill assembly and sunvisor assembly.
- Applied: October 30, 1981
- Status date: December 14, 1981
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE), [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- Certificate PDF: https://openairdocs.org/files/sha256/55/05/5505c58357d24e31126a940398153a54e82a914dec936b0c92cf82a9e6cf9305
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A2793E649AD9863885256CC2000E3D35.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4564SW

## ADs that name it (0)

None.

## Approved models (13)

- The Boeing Company 727 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))
- The Boeing Company 737-100 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-200 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-200C Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-300 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-400 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-500 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-600 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-700 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-700C Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-800 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-900 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))
- The Boeing Company 737-900ER Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

## 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.

United States of amtrica Bepartmtnt of transportation— federal atoiation administration Supplemental i:gpe Certificate SA4564SW Project T5531SW-S JLP-120 Madeira Air Supply, Inc 3330 Rlbelin Way Garland, Texas 75042 Wx<^ 'i/fc^^W!/^!^*^^^ 4b ^'j&e' Civil Air <^/le<auta&<m&.

4A28, A3WE Boeing 727 Series, 737 Series Installation of Return Air Grill Assembly according to Drawing M25X1002, Revision A dated 10/29/81; and Sunvisor Assembly according to Drawing M25A1001, Revision A dated 10/29/81, or later FAA approved revision.

Compatibility of this modification with other previously approved modifications must be determined by the installer.

S$dmt*nsJiJw*J<}r-Jtfa October 30, 1981 December 14, 1981 '^£n^ ^XfHyit^iitit^ivi^or' /' J0r^t^-^v-t^-*-1 *-«-<&~, P. Watson Acting Chief, AircraftCertification Division (Title)

## Every issue (1)

- December 14, 1981: Issued, Current. [certificate](https://openairdocs.org/files/sha256/55/05/5505c58357d24e31126a940398153a54e82a914dec936b0c92cf82a9e6cf9305)

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