20121
EEL BATT CHARGER
Specifications
- Part Number
- 20121
- Manufacturer
- AAR
- ATA ChapterMaintenance system chapter
- 33 — Lights
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Safety / Emergency
- Inventory ClassRotable, expendable, or consumable
- Rotable
- Certification
- —
- Aircraft Category
- Unknown
- Criticality
- Standard
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
100%
Scrap Propensity (SDR-derived)
- SDR reports
- 1,177
- Replace events
- 1,117
- Repair events
- 2
- K-code events
- 1,140
Reporting window 1995-01-03 – 2026-06-04Dominant chapter ATA 33
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
CriticalityStandard
CategoryUnknown
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