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Mains Units

NHDP 200-C plunger pump

NHDP1020CR

Part number 1.904-589.0

  • 10Flow, l/min
  • 200Pressure, bar
  • 1450Speed, rpm
  • 3.7Power, kW

50 Hz Rated at a motor speed for 50 Hz mains (UK, Europe, Africa, Australia, most of Asia).

Hawk NHDP 200-C pump

Specification

Flow
10 l/min
Pressure
200 bar
Speed
1450 rpm
Absorbed power
3.7 kW
Max water temperature
65 °C
Shaft side
Right
Shaft
Solid
Inlet
1/2” G
Outlet
3/8” G
Weight
8.6 kg
Oil
0.4 litres, SAE 10W40

Kits

Extraordinary maintenance7

Part numberDescriptionPer pumpSuppliers
1.099-738.0Plunger, 16 mm3 
1.099-740.0Plunger oil seal kit1 
1.904-212.0Valve plug assembly6 
1.905-622.0KIT crankcase seals1 
1.905-737.0Complete seal packing, 16 mm1 
1.905-738.0Complete manifold1 
1.905-742.0Connecting rod and plunger rod assembly3 

Ordinary maintenance2

Part numberDescriptionPer pumpSuppliers
1.905-617.0Complete valve kit1 
1.905-736.0Plunger seal kit, 16 mm1 

Optional parts1

Part numberDescriptionPer pumpSuppliers
9.853-425.0Threaded brass plug G1/41 

Tools2

Part numberDescriptionPer pumpSuppliers
1.904-416.0Tool KIT extraordinary1 
1.904-744.0Tool-kit1 

Exploded view

Hawk exploded view of the NHDP 200-C pump, with position numbers
Hawk's drawing. The numbers match the positions in the parts list below. Open the picture to zoom in.

Parts list

Positions are the balloon numbers on Hawk's exploded view. A part with no number of its own comes in the kit shown beside it.

PosPart numberDescriptionQtyIn kit
1 9.850-369.0 Crankcase1
3 Kit only Plunger oil seal3 1.099-740.0
4 Kit only O-ring Ø1.78 x 26.73 1.905-736.0, 1.905-737.0, 1.905-738.0
5 Kit only Spacer1
6 Kit only "U" seal Ø16 mm3 1.905-736.0, 1.905-737.0, 1.905-738.0
7 Kit only Pressure ring Ø16 mm3 1.905-737.0, 1.905-738.0
8 Kit only "U" seal Ø16 mm3 1.905-736.0, 1.905-737.0, 1.905-738.0
9 Kit only Copper washer G1/21 1.905-738.0
10 Kit only Brass plug G1/21 1.905-738.0
11 Kit only Manifold housing1 1.905-738.0
12 Kit only O-ring Ø1.78 x 15.66 1.905-617.0, 1.905-738.0
13 Kit only Valve assembly6 1.905-617.0, 1.905-738.0
14 Kit only O-ring Ø1,78 x 18.776 1.904-212.0, 1.905-617.0, 1.905-738.0
15 Kit only Valve plug6 1.904-212.0, 1.905-738.0
16 Kit only Brass plug G1/41 1.905-738.0
17 Kit only Copper washer G1/41 1.905-738.0
18 Kit only Manifold stud bolt M14 x 602 1.905-736.0, 1.905-737.0, 1.905-738.0
19 Kit only Lock-washer2 1.905-738.0
20 Kit only Copper washer G3/81 1.905-738.0
21 Kit only Brass plug G 3/82 1.905-622.0, 1.905-738.0
22 Kit only Valve seat6 1.905-617.0, 1.905-738.0
23 Kit only Valve plate6 1.905-617.0, 1.905-738.0
24 Kit only Valve spring6 1.905-617.0, 1.905-738.0
25 Kit only Valve cage6 1.905-617.0, 1.905-738.0
26 9.851-474.0 Screw M6 x 1612
27 9.850-379.0 Bearing cover2
28 Kit only Bearing seal1 1.905-622.0
29 9.850-554.0 Crankshaft seal spacer2
30 9.851-198.0 Snap ring Ø25 mm1
31 9.850-460.0 Ball bearing2
32 9.850-234.0 Hollow shaft1
33 9.851-286.0 Oil dip stick1
34 9.850-354.0 Needle roller bearing1
35 Kit only Crankshaft seal1 1.905-622.0
36 9.851-504.0 Hexagonal screw M8 x 254
37 9.851-114.0 Washer Ø8,5 mm4
38 9.850-632.0 Motor flange1
39 Kit only Spring washer Ø6 mm10 1.905-742.0
40 9.851-491.0 Screw M6 x 204
41 Kit only Plunger bolt3 1.099-738.0
42 Kit only Bonded seal - Ø6,7 x 11 x 1 AISI 3043 1.099-738.0
43 Kit only Plunger Ø16 mm3 1.099-738.0
44 Kit only Copper spacer3 1.099-738.0
45 Kit only Plunger rod3 1.905-742.0
46 Kit only Connecting rod pin3 1.905-742.0
47 Kit only Connecting rod3 1.905-742.0
48 Kit only Connecting rod screw6 1.905-742.0
49 Kit only O-ring Ø2.62 x 111.621 1.905-622.0
50 9.850-392.0 Crankcase cover1
51 Kit only O-ring Ø1.78 x 141 1.905-622.0
52 Kit only Brass plug G 3/81 1.905-622.0
53 Kit only Sight glass G3/41 1.905-622.0

Motor

A 4-pole motor of at least 3.7 kW drives this pump at 1450 rpm. Single-phase motors are listed last, for a 230 V supply.

MotorkWrpmFrameClassA at 400 VSuppliers
RNE 112a4 41450IEC 112IE38.2  
RN 112a4 41430IEC 112IE18.5  
RN 100c4 uprated 41405IEC 100IE19.1  
RNM 112d4 41400IEC 112Single-phase22 at 230 V  

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 100, 28 mm shaft (RN 100c4) No Hawk flange listed for this motor.
  • IEC 112, 28 mm shaft (RNE 112a4, RN 112a4, RNM 112d4) No Hawk flange listed for this motor.

Coupling

The flexible coupling joins the motor shaft to the pump shaft inside the flange.

  • IEC 100, 28 mm motor shaft No Hawk coupling listed: you need one for a 28 mm motor shaft to the pump shaft.
  • IEC 112, 28 mm motor shaft No Hawk coupling listed: you need one for a 28 mm motor shaft to the pump shaft.

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