311211703
BEARING
Specifications
- Part Number
- 311211703
- Manufacturer
- PWA
- ATA ChapterMaintenance system chapter
- 72 — Engine - Turbine / Turboprop
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Engine Accessories
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- PMA
- Aircraft Category
- Unknown
- Criticality
- Critical
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
33%
Component-change rate (FAA K-code)
- SDR reports
- 3
- Replace events
- 2
- Repair events
- 0
- K-code events
- 1
Reporting window 1999-08-06 – 2015-03-02Dominant chapter ATA 72
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
ClassExpendable
CriticalityCritical
CategoryUnknown
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