94E423
PRESSURE SWITCH
Specifications
- Part Number
- 94E423
- Manufacturer
- JANITROL
- ATA ChapterMaintenance system chapter
- 21 — Air Conditioning
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Electromechanical
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- OEM
- Aircraft Category
- General-Aviation
- Criticality
- Standard
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
83%
Scrap Propensity (SDR-derived)
- SDR reports
- 8
- Replace events
- 5
- Repair events
- 1
- K-code events
- 6
Reporting window 2001-01-23 – 2021-12-09Dominant chapter ATA 21
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(6)
Alternate / Related Part Numbers(1)
CD21428pma replacement
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes6 applicable
Alternates1 found
ClassExpendable
CriticalityStandard
CategoryGeneral-Aviation
Know your business mix?
Upload your part numbers and get instant analytics — airframe breakdown, ATA depth, PMA concentration, and more.
Coming Soon