4039891906
INDICATOR
Specifications
- Part Number
- 4039891906
- Manufacturer
- Honeywell
- ATA ChapterMaintenance system chapter
- 34 — NavigationField reports: 34 (100%) — 21 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Instruments
- Inventory ClassRotable, expendable, or consumable
- Rotable
- Certification
- OEM
- Aircraft Category
- Unknown
- Criticality
- Standard
- Life & ShelfTypical service/shelf life — verify against OEM data
- —
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
95%
Scrap Propensity (SDR-derived)
- SDR reports
- 21
- Replace events
- 18
- Repair events
- 1
- K-code events
- 3
Reporting window 2005-10-16 – 2026-02-27Dominant chapter ATA 34
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(7)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes7 applicable
AlternatesNone recorded
ClassRotable
CriticalityStandard
CategoryNarrow & wide-body
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