Napier · Turbocharger

Napier NT1-12 Spare Parts

Genuine and Alang-reconditioned spare parts for the Napier NT1-12 marine exhaust-gas turbocharger — medium-speed 4-stroke marine main and auxiliary engines, power generation, rail. Shipped from Bhavnagar, India to any port worldwide.

Parameter	NT1-12
Maker	Napier
Model	NT1-12
Equipment	Marine exhaust-gas turbocharger
Power	~3 MW – 6 MW (3,000 – 6,000 kW) per turbocharger (mid-frame of NT1 line)
Pressure ratio	Up to 6.0:1
Application	Medium-speed 4-stroke marine main and auxiliary engines, power generation, rail
Production years	2012 – present

Figures as published for the NT1-12. Where a figure is not in a source we hold, this page says “not published to us” rather than estimating it. Send your equipment and part number and we confirm against the nameplate before quoting.

NT1-12 Spare Parts We Supply

Rotor shaft with turbine wheel
Compressor wheel / impeller
Nozzle ring
Journal bearings
Thrust bearing
Complete cartridge / rotor assembly
Labyrinth and seal rings
Diffuser
Gas inlet and outlet casing
Silencer and air filter element
Bearing bush and sleeve
O-rings, gaskets and fasteners

Genuine, OEM-equivalent and Alang-reconditioned. Every reconditioned part is measured against the maker’s limits before it leaves us. If your part is not listed, send the part number — most Napier items are sourceable through the yard.

About the Napier NT1-12

The Napier NT1-12 is a marine exhaust-gas turbocharger. Built 2012 – present. Application: Medium-speed 4-stroke marine main and auxiliary engines, power generation, rail

Source: our Turbocharger spec research file (turbocharger/03-napier.md).

Why Source NT1-12 Parts from Wattmare?

We are in Bhavnagar, next to Alang — the world’s largest ship-recycling yard, and where reconditioned marine parts actually come from. We hold fast-moving items, source the rest through the yard and our trader network, and dispatch worldwide in 24–48 hours on emergency orders.

Salim Dholia
Wattmare · Bhavnagar / Alang, India

View All Napier Models

All Napier spare parts Turbocharger spare parts Reconditioned parts Alang ship spares 24–48hr emergency

Frequently Asked Questions

What Napier NT1-12 spare parts do you supply?

Genuine, OEM-equivalent and Alang-reconditioned parts for the NT1-12, including rotor shaft with turbine wheel, compressor wheel / impeller, nozzle ring, journal bearings, thrust bearing. Send the part number for anything not listed.

What is the delivery time for NT1-12 parts?

Stock items dispatch the same or next working day from Bhavnagar. Emergency orders ship in 24–48 hours to any major port. Sourced items depend on the yard — we confirm a real date before you commit.

Are your NT1-12 parts genuine or reconditioned?

Both. We supply genuine and OEM-equivalent new parts, and Alang-reconditioned parts measured against the maker's limits before dispatch. We tell you which you are buying — we do not sell reconditioned as new.

Need NT1-12 parts?

Send the equipment number and part number. We quote with a real availability date, not a maybe.

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