Part catalog
3900394
AIR COOLED OIL COOLER
Catalog record
- Part number
- 3900394
- Application
- B747-400
- Platform
- B747-400
- Source observations
- 2
- Last observed
- 2026-03-30
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.