Diffusers, Chambers & Casings
Wet parts
Wet-end assembly for CNP pumps, used in 2 CNP series and listed in Duplex stainless steel; profile parts super austenitic stainless steel; seawater-resistant mechanical seal rings.
- Ø D outside diameter
- H assembly height
- n number of stages
What it is
The complete set of liquid-wetted stages (impellers, diffusers and chambers) of a multistage pump.
How it works
Stacked on the shaft, each stage adds head; the set is sized by the number of stages.
- Part group
- Diffusers, Chambers & Casings
- Used in
- 2 CNP series
- Materials
- Duplex stainless steel; profile parts super austenitic stainless steel; seawater-resistant mechanical seal rings
- Supply
- Quoted per pump model
Signs it needs replacing
- Whole-pump wear in capacity and head
- Corrosion of several stages
Selection & fitting tips
- Ordering the full wet-end saves assembly time
- Material grade is chosen for the liquid (duplex / super austenitic for seawater)
What to send us to order
Pump model code and number of stages.
We identify the exact part for your pump and reply with price and delivery.
Request a quotationSeries that use the wet parts
| Series | Listed as | Material | Standard | Fits sizes | |
|---|---|---|---|---|---|
| VMHP (R/O high-pressure) | Wet parts | Duplex stainless steel; profile parts super austenitic stainless steel; seawater-resistant mechanical seal rings | — | All sizes | |
| CH (seawater lift) | Wet parts | Duplex stainless steel; profile parts super austenitic stainless steel; seawater-resistant mechanical seal rings | — | All sizes |
Related parts
Casing4 series
Casing cover1 series
Chamber1 series
Cylinder5 series
Diffuser14 series
Discharge chamber1 series
Discharge diffuser4 series
Exchange chamber1 series
How to order. Send us the pump model code (from the nameplate) and the quantity. We identify the exact part for your pump and reply with price and delivery. Use the part finder if you only know the model.