Part catalog
121664-7
VALVE
ATA 75 · Air
Catalog record
- Part number
- 121664-7
- ATA chapter
- ATA 75 · Air
- Application
- CFM56-3C1
- Platform
- CFM56-3C1
- Source observations
- 42
- Last observed
- 2026-03-30
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.