LW12778

WASTEGATE VALVE

PMA

Specifications

Part Number
LW12778
Manufacturer
—
ATA ChapterMaintenance system chapter
81 — Turbocharging
CapabilitySystem area (hydraulics, avionics, landing gear…)
Engine Accessories
Inventory ClassRotable, expendable, or consumable
Rotable
Certification
PMA
Aircraft Category
General-Aviation
Criticality
Standard

Service Reliabilityfrom FAA SDR (Service Difficulty Reports)

80%
Scrap Propensity (SDR-derived)
low confidence
SDR reports
5
Replace events
4
Repair events
1
K-code events
1
Reporting window 1996-04-02 – 2007-11-22Dominant chapter ATA 81

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(1)

PA-31 Navajo

Data Sources(1)

Quick Facts

Airframes1 applicable
AlternatesNone recorded
ClassRotable
CriticalityStandard
CategoryGeneral-Aviation

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