Part catalog
MS28777-4
RING
_ATA 02 · ATA 2
Catalog record
- Part number
- MS28777-4
- Manufacturer
- _
- ATA chapter
- ATA 02 · ATA 2
- Source observations
- 12
- Last observed
- 2026-04-25
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.