321U45426
PANEL
Specifications
- Part Number
- 321U45426
- Manufacturer
- Boeing
- ATA ChapterMaintenance system chapter
- 54 — Nacelles / PylonsField reports: 54 (100%) — 3 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Structures
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- —
- Aircraft Category
- Commercial-Transport
- Criticality
- Standard
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
67%
Scrap Propensity (SDR-derived)
- SDR reports
- 3
- Replace events
- 2
- Repair events
- 1
- K-code events
- 3
Reporting window 2012-08-04 – 2013-02-17Dominant chapter ATA 54
Directional indicator only. Reflects what operators reported to the FAA when a difficulty was logged — not a fleet-normalized failure rate or a cost-based BER. Use alongside operator-specific data.
Airframe Applicability(3)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes3 applicable
AlternatesNone recorded
ClassExpendable
CriticalityStandard
CategoryCommercial-Transport
Know your business mix?
Upload your part numbers and get instant analytics — airframe breakdown, ATA depth, PMA concentration, and more.
Coming Soon