# STC ST250CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: TransDigm Inc, United States
- Description: Installation of potable water air compressor, P/N 5100-5.
- Status date: August 31, 1994
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A1NM](https://openairdocs.org/tcds/A1NM)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D5926C9EB0B8D75085256CC300035F8F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST250CH

## ADs that name it (0)

None.

## Approved models (2)

- The Boeing Company 767-200 Series ([TCDS A1NM](https://openairdocs.org/tcds/A1NM))
- The Boeing Company 767-300 Series ([TCDS A1NM](https://openairdocs.org/tcds/A1NM))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.