Part catalog
TY1917-20B
LOCK # PRIMARY LOCK
ATA 78 · Exhaust
Catalog record
- Part number
- TY1917-20B
- ATA chapter
- ATA 78 · Exhaust
- Source observations
- 3
- Last observed
- 2026-02-25
Catalog data is source-backed reference information. It does not establish availability, repair capability, certification, traceability, ownership, or airworthiness.