# STC ST337CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aircraft Food Service Equipment Repair, United States
- Description: Installation of oven heater elements.
- Status date: June 2, 1995
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE), [TCDS A22WE](https://openairdocs.org/tcds/A22WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C2F4B1C0B30C0C8085256CC300035FC7.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST337CH

## ADs that name it (0)

None.

## Approved models (6)

- McDonnell Douglas Corporation DC-10-30 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))
- McDonnell Douglas Corporation DC-10-40 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))
- The Boeing Company 747-200B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200F Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-400 Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-400D Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

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