540998
MANIFOLD
Specifications
- Part Number
- 540998
- Manufacturer
- —
- ATA ChapterMaintenance system chapter
- 36 — PneumaticField reports: 36 (50%) · 73 (25%) · 75 (25%) — 4 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- unknown
- Inventory ClassRotable, expendable, or consumable
- Rotable
- Certification
- —
- Aircraft Category
- Unknown
- Criticality
- Unknown
- Life & ShelfTypical service/shelf life — verify against OEM data
- —
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
67%
Scrap Propensity (SDR-derived)
- SDR reports
- 4
- Replace events
- 2
- Repair events
- 1
- K-code events
- 0
Reporting window 1998-10-29 – 2012-03-17Dominant chapter ATA 36
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(1)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes1 applicable
AlternatesNone recorded
ClassRotable
CriticalityUnknown
CategoryNarrow-body
Know your business mix?
Upload your part numbers and get instant analytics — airframe breakdown, ATA depth, PMA concentration, and more.
Analyze my parts →