Part catalog
21C1-3-21
Switch, Fuel Pressure
Catalog record
- Part number
- 21C1-3-21
- Application
- B737NG
- Platform
- B737NG
- Source observations
- 42
- Last observed
- 2026-04-25
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.