Bell 412


Heli-One has over two decades of experience supporting Bell 412s for both military and civil customers around the world. We have nose-to-tail capabilities on the Bell 412 and can offer a turnkey solution allowing you to focus on the mission.

We carry out Bell 412 Base Maintenance activities at Boundary Bay in Vancouver and Stavanger, Norway.

Contact a Heli-One Bell 412 expert

Bell 412 Capabilities
Base Maintenance
Full structural support
Corrosion removal and repair
Minor/major structural repairs and modifications
Minor/major avionics modifications
Inspection, test and re-certification
Non-destructive testing (NDT – MPI and FPI)
Replacement of life limited parts
Service bulletin compliance
Investigation/fault diagnosis
Vibration evaluation and diagnosis
Repair ​and Overhaul
Engine overhaul
Main rotorhead
Electric accessories
Tail rotor hub
Main and tail rotor blades
Mast assembly
Pylon assembly (hub & sleeve)
Swashplate assembly
Collective lever assembly
Main drive shaft
Tail drive shaft (hanger & coupling assembly)
42 Degree gearbox (intermediate gearbox)
90 Degree gearbox (tail gearbox)
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