# STC SA1664SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Stand-By Systems, Inc, United States
- Description: Installation of first aid portable chemical oxygen system.
- Applied: February 28, 1973
- Status date: November 25, 1974
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A23WE](https://openairdocs.org/tcds/A23WE)
- Certificate PDF: https://openairdocs.org/files/sha256/b6/86/b686096c1c3113d956289a6f9cde2e91a810bdbdb989cb48dc8a12ee1226afe0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0A408738A8A7F43486257D51006FDA81.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1664SW

## ADs that name it (0)

None.

## Approved models (4)

- Lockheed Martin Corporation L-1011-385-1 ([TCDS A23WE](https://openairdocs.org/tcds/A23WE))
- Lockheed Martin Corporation L-1011-385-1-14 ([TCDS A23WE](https://openairdocs.org/tcds/A23WE))
- Lockheed Martin Corporation L-1011-385-1-15 ([TCDS A23WE](https://openairdocs.org/tcds/A23WE))
- Lockheed Martin Corporation L-1011-385-3 ([TCDS A23WE](https://openairdocs.org/tcds/A23WE))

## 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.

>Sl&a4i£a£i-t>*

•Hnittd &tatu of Btpartmtnt of transportation -federal SKnation administration Supplemental 'Cpe Certificate

t./Kttm&W' SAI&64SW StAntl-By Systems, 4907 Brookvle1 Drive Dallas, Texas 75220 a^ 25 Aviation A23WE**fc-^ "** Lockheed L-1011 ; Installation of first aid portable chemical oxygen system according to Drawing Li&t Ho. 2 dated 4/13/73, raviaed 4/26/74.

, February 28, 1973 June 25, 1973 AV7 '^%f:

v^X*isnJX 'Jruf . November 25, 1974 Revision 1 ££*->*2.

if trie (Signaiuif } Don P. Watson Chief, Engineering and Manufacturing Branch-__

•4njj alteration of this certificate u punishable by a fine of not exceeding 11,000, or imprisonment not exceeding 3 years, or both.

TAu atlificate mat I" transferred in occo'Jante milh f-AR 2! 17.

## Every issue (1)

- November 25, 1974: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b6/86/b686096c1c3113d956289a6f9cde2e91a810bdbdb989cb48dc8a12ee1226afe0)

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