100-602549-000

Plate, Adapter B747 Fuselage

PMA

Specifications

Part Number
100-602549-000
Manufacturer
BAE Systems
ATA ChapterMaintenance system chapter
23 — Communications
CapabilitySystem area (hydraulics, avionics, landing gear…)
Avionics / Electronics
Inventory ClassRotable, expendable, or consumable
Rotable
Certification
PMA
Aircraft Category
Multi-Category
Criticality
Critical

Service Reliabilityfrom FAA SDR (Service Difficulty Reports)

Component-change rate (FAA K-code)*
low confidence

* Structural ATA chapter (53). Verb-based propensity is suppressed because "REPAIRED" in the SDR text typically refers to the airframe being repaired around the part, not the part itself. FAA K-code component-change rate is the honest signal.

SDR reports
1
Replace events
1
Repair events
0
K-code events
1
Reporting window 2026-04-272026-04-27Dominant chapter ATA 53

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.

Airworthiness Directive coverage

FAA / EASA public regulatory data

1directive references this part number — recurring compliance demand wherever it flies
Most recent
  • FAAAD 2026-10-14effective Jul 6, 2026Mixed actions

    The FAA is adopting a new airworthiness directive (AD) for all The Boeing Company Model 747-100, -100B, -100B SUD, -200B, -200C, - 200F, -300, -400, -400D, -400F, 747SP, and 747SR series airplanes. This AD was prompted by reports of corrosion damage found on a certain satellite communications (SATCOM) high gain antenna adapter plate. This AD requires repetitive detailed inspections (DETs) of the SATCOM high gain antenna adapter plate for corrosion and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.

Directives citing this part number in the FAA / EASA regulatory corpus we have processed — not a complete historical AD list. An AD is a compliance requirement that drives scheduled work (inspections, replacements, modifications) on the fleets that carry the part; a directive naming this PN as the replacement part is install demand, not an action against it — and none of this is a prediction that the part will fail.

Airframe Applicability(2)

Data Sources(1)

Quick Facts

Airframes2 applicable
AlternatesNone recorded
ClassRotable
CriticalityCritical
CategoryMulti-Category

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