Part catalog
1173T211
OVERHEAT ZONE SWITCH DUCT
Catalog record
- Part number
- 1173T211
- Application
- 737NG
- Platform
- 737NG
- Source observations
- 34
- Last observed
- 2026-03-30
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.