442CW4
PUMP
Specifications
- Part Number
- 442CW4
- Manufacturer
- —
- ATA ChapterMaintenance system chapter
- 37 — VacuumField reports: 37 (80%) · 31 (20%) — 5 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Hydraulics
- 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)
75%
Scrap Propensity (SDR-derived)
- SDR reports
- 5
- Replace events
- 3
- Repair events
- 1
- K-code events
- 4
Reporting window 1996-06-02 – 2014-01-15Dominant chapter ATA 37
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
No airframe data available for this part.
Alternate / Related Part Numbers(1)
AA442CWpma replacement
Data Sources(1)
- 2026-03-07
Quick Facts
AirframesUnknown
Alternates1 found
ClassRotable
CriticalityStandard
CategoryUnknown
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