# Search: CTT Systems AB

Release 2026-11-13. Search by a record's number, a model, or words in a record's text. Add &type= for one collection, paged: https://openairdocs.org/search.md?q=CTT%20Systems%20AB&type=ad. Types: ad, text (AD text), proposed, saib, acs, ac, acpage (AC pages), stc, stctext (STC certificate text), model, sdr, ntsb (NTSB investigations), incident (FAA reports), repairstation (FAA repair stations), servicedoc (manufacturers’ service documents OpenAirDocs holds). Add &sort=newest or &sort=oldest to order each collection by its own date instead of best match.

## Supplemental type certificates (2)

- [STC ST00492SE](https://openairdocs.org/stc/ST00492SE.md): Installation of the Zonal Drying System · CTT Systems AB
  > **CTT** **Systems** **AB**
- [STC ST00436SE](https://openairdocs.org/stc/ST00436SE.md): Installation of zonal drying system. · CTT Systems AB
  > **CTT** **Systems** **AB**

## In the text of STC certificates (2)

- [STC ST00492SE](https://openairdocs.org/stc/ST00492SE.md): Installation of the Zonal Drying System · CTT Systems AB · Certificate · Jan 13, 1998
  > …Zonal Drying **System** on aircraft 757-200, serial number 28463, in accordance with **CTT** **Systems** **AB** Master Drawing…
- [STC ST00436SE](https://openairdocs.org/stc/ST00436SE.md): Installation of zonal drying system. · CTT Systems AB · Certificate · May 19, 1998
  > …Installation of Zonal Drying **System** in accordance with **CTT** **Systems** **AB** Master Drawing List MDL767, Issue VI, dated…

## FAA repair stations (1)

- [33CY807B](https://openairdocs.org/faa-repair-station/33CY807B/ctt-systems-ab.md): CTT Systems AB · Nykoping, Sweden