20546AA
DRIVE SHAFT
Specifications
- Part Number
- 20546AA
- Manufacturer
- Bell
- ATA ChapterMaintenance system chapter
- 29 — Hydraulic Power
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Flight Controls
- Inventory ClassRotable, expendable, or consumable
- Rotable
- Certification
- OEM
- Aircraft Category
- General-Aviation
- Criticality
- Critical
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
67%
Component-change rate (FAA K-code)
- SDR reports
- 3
- Replace events
- 2
- Repair events
- 0
- K-code events
- 2
Reporting window 2015-11-04 – 2016-04-14Dominant chapter ATA 29
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
ClassRotable
CriticalityCritical
CategoryGeneral-Aviation
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