B4426
RETAINING RING
Specifications
- Part Number
- B4426
- Manufacturer
- MCAULY
- ATA ChapterMaintenance system chapter
- 61 — Propellers / Propulsors
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Consumables / Hardware
- Inventory ClassRotable, expendable, or consumable
- Consumable
- Certification
- OEM
- Aircraft Category
- General-Aviation
- Criticality
- Standard
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
57%
Scrap Propensity (SDR-derived)
- SDR reports
- 7
- Replace events
- 4
- Repair events
- 3
- K-code events
- 5
Reporting window 1996-10-01 – 2014-07-08Dominant chapter ATA 61
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(5)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes5 applicable
AlternatesNone recorded
ClassConsumable
CriticalityStandard
CategoryGeneral-Aviation
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