99541009

MUFFLER

OEM

Specifications

Part Number
99541009
Manufacturer
—
ATA ChapterMaintenance system chapter
78 — ExhaustField reports: 78 (100%) — 3 reports
CapabilitySystem area (hydraulics, avionics, landing gear…)
unknown
Inventory ClassRotable, expendable, or consumable
Expendable
Certification
OEM
Aircraft Category
Wide-Body
Criticality
Standard
Life & ShelfTypical service/shelf life — verify against OEM data
—

Service Reliabilityfrom FAA SDR (Service Difficulty Reports)

33%
Component-change rate (FAA K-code)
low confidence
SDR reports
3
Replace events
0
Repair events
1
K-code events
1
Reporting window 2010-02-19 – 2025-02-26Dominant chapter ATA 78

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)

777-200C172S

Alternate / Related Part Numbers(1)

A1754001-23pma replacement

Data Sources(1)

Quick Facts

Airframes2 applicable
Alternates1 found
ClassExpendable
CriticalityStandard
CategoryWide-Body

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