A12SA

MEGAPHONE

OEM

Specifications

Part Number
A12SA
Manufacturer
FEDERAL
ATA ChapterMaintenance system chapter
25 — Equipment / Furnishings
CapabilitySystem area (hydraulics, avionics, landing gear…)
Safety / Emergency
Inventory ClassRotable, expendable, or consumable
Rotable
Certification
OEM
Aircraft Category
Unknown
Criticality
Standard

Service Reliabilityfrom FAA SDR (Service Difficulty Reports)

99%
Scrap Propensity (SDR-derived)
high confidence
SDR reports
197
Replace events
176
Repair events
1
K-code events
175
Reporting window 1995-11-28 – 2026-06-02Dominant chapter ATA 25

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)

737-300737-700A318A319A320A321737

Data Sources(1)

Quick Facts

Airframes7 applicable
AlternatesNone recorded
ClassRotable
CriticalityStandard
CategoryUnknown

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