2790CB04
MICROPHONE
Specifications
- Part Number
- 2790CB04
- Manufacturer
- —
- ATA ChapterMaintenance system chapter
- 23 — CommunicationsField reports: 23 (75%) · 31 (25%) — 4 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- unknown
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- OEM
- Aircraft Category
- —
- Criticality
- —
- Life & ShelfTypical service/shelf life — verify against OEM data
- —
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
100%
Scrap Propensity (SDR-derived)
- SDR reports
- 4
- Replace events
- 3
- Repair events
- 0
- K-code events
- 2
Reporting window 2011-05-24 – 2013-07-09Dominant chapter ATA 23
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(2)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes2 applicable
AlternatesNone recorded
ClassExpendable
CriticalityUnknown
CategoryNarrow-body
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