4004009
TORQUE TUBE
Specifications
- Part Number
- 4004009
- Manufacturer
- Piper
- ATA ChapterMaintenance system chapter
- 27 — Flight Controls
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Flight Controls
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- OEM
- Aircraft Category
- General-Aviation
- Criticality
- Critical
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
86%
Scrap Propensity (SDR-derived)
- SDR reports
- 11
- Replace events
- 6
- Repair events
- 1
- K-code events
- 8
Reporting window 1996-03-11 – 2009-05-05Dominant chapter ATA 27
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(9)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes9 applicable
AlternatesNone recorded
ClassExpendable
CriticalityCritical
CategoryGeneral-Aviation
Know your business mix?
Upload your part numbers and get instant analytics — airframe breakdown, ATA depth, PMA concentration, and more.
Coming Soon