HA4A039
CONTACTOR
Specifications
- Part Number
- HA4A039
- Manufacturer
- —
- ATA ChapterMaintenance system chapter
- 24 — Electrical PowerField reports: 24 (89%) · 33 (11%) — 9 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Electromechanical
- Inventory ClassRotable, expendable, or consumable
- Rotable
- Certification
- —
- Aircraft Category
- Unknown
- Criticality
- Standard
- Life & ShelfTypical service/shelf life — verify against OEM data
- —
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
100%
Scrap Propensity (SDR-derived)
- SDR reports
- 9
- Replace events
- 9
- Repair events
- 0
- K-code events
- 2
Reporting window 1995-01-03 – 2018-12-08Dominant chapter ATA 24
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
CriticalityStandard
CategoryRegional
Know your business mix?
Upload your part numbers and get instant analytics — airframe breakdown, ATA depth, PMA concentration, and more.
Analyze my parts →Similar Parts(8)
-002 and -003
Switch Light Assembly
ATA 24OEM
-03
Connector Thru Insert
ATA 24PMAAerotek Design Labs LLC
-12 Delco-Remy 1118736
Zeftronics Generator Controller
ATA 24OEM
-3. 35-369017-1
Alternator Controller
ATA 24OEM
-315 and -316
Commutator
ATA 24OEM
-510 & -511
Static Discharge Wick
ATA 24OEM
-7 and -9
Battery
ATA 24OEM
-8 & -2
Control Assembly Remote Valve Actuator
ATA 24OEM