21SN04-19A, -19B
Pressure Switch Assembly
Specifications
- Part Number
- 21SN04-19A, -19B
- Manufacturer
- Eaton Aerospace (CANCELLED)
- ATA ChapterMaintenance system chapter
- 31 — Indicating / Recording Systems
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Electromechanical
- Inventory ClassRotable, expendable, or consumable
- Rotable
- Certification
- PMA
- Aircraft Category
- Unknown
- Criticality
- Standard
- Life & ShelfTypical service/shelf life — verify against OEM data
- —
Airframe Applicability(2)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes2 applicable
AlternatesNone recorded
ClassRotable
CriticalityStandard
CategoryMulti-platform
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