Part catalog
70R663
CHECK VALVE HOUSING
ATA 79 · Oil
Catalog record
- Part number
- 70R663
- ATA chapter
- ATA 79 · Oil
- Application
- PW4000
- Platform
- PW4000
- Source observations
- 10
- Last observed
- 2026-03-08
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.