CK plunger pump
CKC 26/35 S
Part number 740088
- 25.5Flow, l/min
- 350Pressure, bar
- 1450Speed, rpm
- 17.1Power, kW
50 Hz Rated at a motor speed for 50 Hz mains (UK, Europe, Africa, Australia, most of Asia).

Specification
- Flow
- 25.5 l/min
- Pressure
- 350 bar
- Speed
- 1450 rpm
- Absorbed power
- 17.1 kW
- Shaft
- Solid
Exploded view (PDF, Udor)Dimensions (PDF, Udor)Data sheet (PDF, Udor)
Kits
Valves1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 63 | Valve kit |
Low pressure seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 237 | Low pressure seal kit |
High pressure seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 238 | High pressure seal kit |
Plungers1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 239 | Plunger kit |
Parts list
The parts that come in this pump's service kits, by Udor part number.
Motor
A 4-pole motor of at least 17.1 kW drives this pump at 1450 rpm.
| Motor | kW | rpm | Frame | Class | A at 400 V | Suppliers |
|---|---|---|---|---|---|---|
| RN 180Ma4 | 18.5 | 1465 | IEC 180M | IE1 | 37 | |
| RN 160Lb4 uprated | 18.5 | 1420 | IEC 160L | IE1 | 38 |
The contactor and overload relay for each motor are on the motor's page.
Flange
The flange bolts the pump to the face of the motor. It depends on the motor's IEC frame.
- IEC 160, 42 mm shaft (RN 160Lb4) No Udor flange listed for this motor.
- IEC 180, 48 mm shaft (RN 180Ma4) C15
Coupling
The flexible coupling joins the motor shaft to the pump shaft inside the flange.
- IEC 160, 42 mm motor shaft No Udor coupling listed: you need one for a 42 mm motor shaft to the pump shaft.
- IEC 180, 48 mm motor shaft No Udor coupling listed: you need one for a 48 mm motor shaft to the pump shaft.
Gearbox for engine drive
Other Udor CK pumps
CKC 17/30 SCKC 17/36 SCKC 21/30 SCKC 21/36 SCKC 26/30 SCKC 30/30 SCKC 34/25 SCKC 38/20 SCKC 42/20 SCKC 50/20 SCKD 4.5/51 SCKD 5.5/44 SCKD 5.5/51 SCKD 6.0/51 SCKD 6.0/51 T MICKD 7.5/44 SCKD 7.5/44 T MICKD 8.5/40 SCKD 9.5/36 SCKD 9.5/36 T MICKD 11.0/32 SCKD 12.0/30 S