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Mains Units

PXI Heavy Duty plunger pump

PX2150EBIR

Part number 1.904-965.0

  • 21.5Flow, l/min
  • 500Pressure, bar
  • 1450Speed, rpm
  • 20.3Power, kW

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

Hawk PXI Heavy Duty pump

Specification

Flow
21.5 l/min
Pressure
500 bar
Speed
1450 rpm
Absorbed power
20.3 kW
Max water temperature
65 °C
Shaft side
Right
Shaft
Solid
Inlet
G 1/2
Outlet
G 3/8
Weight
20.5 kg
Oil
1.2 litres, SAE 10W-40

Kits

Extraordinary maintenance7

Part numberDescriptionPer pumpSuppliers
1.099-766.0Plunger oil seal kit1 
1.099-798.0Plunger, 16 mm3 
1.904-324.0Valve plug assembly6 
1.904-980.0Complete manifold1 
1.905-613.0Crankcase seal kit1 
1.905-690.0Complete seal packing, 16 mm1 
1.905-695.0Connecting rod and plunger rod assembly3 

Ordinary maintenance2

Part numberDescriptionPer pumpSuppliers
1.099-793.0Plunger seal kit, 16 mm1 
1.905-688.0Complete valve kit1 

Optional parts1

Part numberDescriptionPer pumpSuppliers
9.853-429.0Threaded brass plug G1/41 

Tools2

Part numberDescriptionPer pumpSuppliers
1.099-665.0Tool-kit1 
1.905-659.0Seal extractor tool-kit1 

Exploded view

Hawk exploded view of the PXI Heavy Duty 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 9.850-377.0 Crankcase1
2 Kit only Plunger oil seal3 1.099-766.0
3 Kit only O-ring 2150 - Ø1.78 x 37.823 1.099-793.0, 1.904-980.0, 1.905-690.0
4 Kit only Pressure ring 16 mm3 1.904-980.0, 1.905-690.0
5 Kit only "U" seal Ø16 mm3 1.099-793.0, 1.904-980.0, 1.905-690.0
6 Kit only Intermediate ring 16 mm3 1.904-980.0, 1.905-690.0
7 Kit only "U" seal Ø16 mm3 1.099-793.0, 1.904-980.0, 1.905-690.0
8 Kit only O-ring 3 x 301 1.904-980.0
9 Kit only Brass plug G 1”1 1.904-980.0
10 Kit only Manifold housing1 1.904-980.0
11 Kit only Manifold stud bolt8 1.904-980.0
12 Kit only Lock-washer8 1.904-980.0
13 Kit only O-ring 3075 - Ø2,62 x 18,72 NBR901 1.904-980.0
14 Kit only Brass plug M22 x 12 1.904-980.0, 1.905-613.0
15 Kit only Valve assembly3 1.904-980.0, 1.905-688.0
16 Kit only Back ring3 1.904-980.0
17 Kit only O-ring 119 - Ø2,62 x 15,08 90SH3 1.904-980.0
18 Kit only Valve seat3 1.904-980.0
19 Kit only Valve plate6 1.904-980.0
20 Kit only Valve spring6 1.904-980.0
21 Kit only Back ring6 1.904-980.0
22 Kit only O-ring 3068 - Ø2.62 x 17.133 1.904-980.0
23 Kit only Valve cage3 1.904-980.0
24 Kit only Valve cage3 1.904-980.0
25 Kit only Copper washer3 1.904-980.0, 1.905-688.0
26 Kit only O-ring 3093 - Ø2,62 x 23,473 1.904-324.0, 1.904-980.0
27 Kit only Back ring3 1.904-324.0, 1.904-980.0
28 Kit only Valve plug3 1.904-324.0, 1.904-980.0
29 9.851-503.0 Hexagonal screw8
30 9.851-114.0 Washer8
31 9.850-624.0 Closed bearing housing1
32 Kit only O-ring Ø2.62 x 71.122 1.905-613.0
33 9.850-348.0 Roller bearing2
34 9.850-195.0 Crankshaft Ø241
35 9.850-447.0 Crankshaft key1
36 9.851-287.0 Oil dip stick1
37 Kit only Cranckshaft seal1 1.905-613.0
38 9.850-546.0 Shim1
39 9.850-597.0 Bearing housing1
40 Kit only Plunger bolt3 1.099-798.0, 1.905-695.0
41 Kit only Bonded seal3 1.099-798.0, 1.905-695.0
42 Kit only Plunger 16 mm3 1.099-798.0
43 Kit only Copper spacer3 1.099-798.0
44 Kit only Plunger rod3 1.905-695.0
45 Kit only Connecting rod pin3 1.905-695.0
46 Kit only Connecting rod3 1.905-695.0
47 Kit only Spring washer6 1.905-695.0
48 Kit only Connecting rod screw6 1.905-695.0
49 Kit only O-ring Ø2,62 x 152,071 1.905-613.0
50 9.850-389.0 Crankcase cover1
51 9.851-474.0 Cover screw5
52 Kit only Sight glass, G3/41 1.905-613.0
53 Kit only Brass plug G 3/81 1.905-613.0
54 Kit only O-ring Ø1,78 x 14,001 1.905-613.0
56 Kit only Nipple m-m M22 x 1 – G3/81 1.904-980.0
57 Kit only Bonded seal1 1.904-980.0

Motor

A 4-pole motor of at least 20.3 kW drives this pump at 1450 rpm.

MotorkWrpmFrameClassA at 400 VSuppliers
RN 180La4 221465IEC 180LIE142  
RN 160Lc4 uprated 221450IEC 160LIE142  

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 160Lc4) No Hawk flange listed for this motor.
  • IEC 180, 48 mm shaft (RN 180La4) No Hawk flange listed for this motor.

Coupling

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

  • IEC 160, 42 mm motor shaft No Hawk coupling listed: you need one for a 42 mm motor shaft to the pump shaft.
  • IEC 180, 48 mm motor shaft No Hawk coupling listed: you need one for a 48 mm motor shaft to the pump shaft.

Other Hawk PXI Heavy Duty pumps

PX1550EBILPX1550EBIRPX1750EBILPX1750EBIRPX2150EBIL