394100-1001

Leading Edge Shutoff Valve

PMA

Specifications

Part Number
394100-1001
Manufacturer
Parker Hannifin
ATA ChapterMaintenance system chapter
27 — Flight ControlsField reports: 27 (100%) — 1 report
CapabilitySystem area (hydraulics, avionics, landing gear…)
Structures
Inventory ClassRotable, expendable, or consumable
Expendable
Certification
PMA
Aircraft Category
Unknown
Criticality
Standard
Life & ShelfTypical service/shelf life — verify against OEM data
—

Service Reliabilityfrom FAA SDR (Service Difficulty Reports)

—
Component-change rate (FAA K-code)
low confidence
SDR reports
1
Replace events
1
Repair events
0
K-code events
0
Reporting window 2026-04-15 – 2026-04-15Dominant chapter ATA 27

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)

737-800737-900737

Data Sources(1)

Quick Facts

Airframes3 applicable
AlternatesNone recorded
ClassExpendable
CriticalityStandard
CategoryUnknown

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