11900301
OXYGEN MASK
Specifications
- Part Number
- 11900301
- Manufacturer
- —
- ATA ChapterMaintenance system chapter
- 35 — OxygenField reports: 35 (100%) — 3 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Safety / Emergency
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- PMA
- Aircraft Category
- —
- Criticality
- —
- Life & ShelfTypical service/shelf life — verify against OEM data
- Oxygen Mask / Regulatoron-conditionTypical: Bench-check / overhaul ~3-5 yr— planning value, not this unit's certified limit
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
67%
Component-change rate (FAA K-code)
- SDR reports
- 3
- Replace events
- 2
- Repair events
- 0
- K-code events
- 2
Reporting window 2000-09-01 – 2004-04-15Dominant chapter ATA 35
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)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes3 applicable
AlternatesNone recorded
ClassExpendable
CriticalityUnknown
CategoryUnknown
Know your business mix?
Upload your part numbers and get instant analytics — airframe breakdown, ATA depth, PMA concentration, and more.
Coming SoonSimilar Parts(8)
-271
Center PSM Assembly
ATA 35OEM
-651
Outboard PSM Assembly
ATA 35OEM
-655
Outboard PSM Assembly
ATA 35OEM
-681
Outboard PSM Assembly
ATA 35OEM
-751
Center PSM Assembly
ATA 35OEM
(332-3041-005)
PAD SILICONE RUBBER OXY BOTTLE
ATA 35OEM
(332-3041-006)
PAD SILICONE RUBBER OXY BOTTLE
ATA 35OEM
(332-3190-001)
OFCR FLAT INSERT SUB-ASSEMBLY
ATA 35OEM