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Mains Units

44 series plunger pump

W14200

  • 13.6Flow, l/min
  • 200Pressure, bar
  • 1750Speed, rpm
  • 5.14Power, kW

60 Hz Rated at a motor speed for 60 Hz mains (North America, parts of South America and Asia).

Interpump 44 series pump

Specification

Flow
13.6 l/min
Pressure
200 bar
Speed
1750 rpm
Absorbed power
5.14 kW
Plunger
18 mm
Shaft
Solid, Ø24 mm
Weight
7.7 kg

Exploded view (PDF, Interpump)

Kits

Oil seals1

Part numberDescriptionPer pumpSuppliers
KIT 23Oil seal Ø20 x 30 x 51 

Valves1

Part numberDescriptionPer pumpSuppliers
KIT 123Intake/delivery valve1 

Other kits4

Part numberDescriptionPer pumpSuppliers
KIT 126Packing retainer Ø18 
KIT 128Intermediate ring Ø18 
KIT 129Head ring Ø18 
KIT 158Valve plugs (nickel) 

Water seals1

Part numberDescriptionPer pumpSuppliers
KIT 127Packing Ø181 

Complete seals1

Part numberDescriptionPer pumpSuppliers
KIT 131Complete seal piston Ø183 

Exploded view

Interpump exploded view of the 44 series pump, with position numbers
Interpump's drawing. The numbers match the positions in the parts list below. Open the picture to zoom in.

Parts list

Interpump make this pump in 2 versions. The list below is for the first, male shaft (key). The others: hollow shaft (key) Ø28,6 - vers. A. Their parts are in Interpump's parts sheet (link above).

Positions are the balloon numbers on Interpump's exploded view.

PosPart numberDescriptionQty
1 44120741 Manifold nickel coated (Ø18)1
2 99317500 Screw m 8 x 60 UNI 59318
4 90384100 O-ring 17,12 x 2,62 (3068)6
5 36200366 Valve seat6
6 36200176 Valve plate6
7 94737600 Spring Ø9,4 x 14,86
8 36202551 Valve cage6
9 90384700 O-ring 20,29 x 2,62(3081)6
10 98222500 Valve cap M24 x 1,5 x 17 nickel6
11 36711501 Intake/delivery valve6
12 99180700 Screw m 6 x 12 UNI 57398
13 50150074 Crankcase cover1
14 53210851 Oil level gauge1
15 90389800 O-ring 56,82 x 2,62 (3225)1
16 91833100 Ball bearing 6305 skf2
17 90161400 Oil seal 20 x 30 x 53
18 44010022 Crankcase1
19 98210300 Oil dip-stick G3/8 x 511
20 44020335 Crankshaft C.11 (Ø24)1
21 91489200 Key 8(h9)X7 x 35 UNI 6604/A1
22 44050066 Piston guide3
23 44030022 Connecting rod3
24 90392000 O-ring 101,27 x 2,62 (3400)1
25 44160022 Rear crankcase cover1
26 99183700 Screw m 6 x 14 UNI 59315
27 90358500 O-ring 10,82 x 1,78 (2043)1
28 98204250 Plug G1/4"x121
29 97734000 Connecting-rod pin Ø10 x 29,53
30 96735000 Washer Ø16 x 28 x 13
31 90502200 Anti-extrusion ring3
32 90357200 O-ring 5,28 x 1,78 spec. (2021)3
33 44040109 Piston Ø18 x 37.53
34 44211570 Washer Ø83
35 92221600 Nut M8 x 13 x 53
36 90164100 Oil seal Ø25 x 62 x 101
37 50200074 Pump foot2
38 96701600 Washer 8,44
39 99303700 Screw m 8 x 16-57394
40 90361200 O-ring 31,47 x 1,78 (2125)3
41 44080170 Packing retainer Ø183
42 44216170 Intermediate ring Ø183
43 90268300 Restop ring Ø183
44 90268200 Packing Ø183
45 44100151 Head ring Ø183
46 98210000 Plug G3/8 x 131
47 98217600 Plug G1/2 x 101
48 96738000 Washer 17,5 x 23 x 1,51
49 96751400 Washer 21,5 x 27 x 1,51
50 98196600 Plug G1/8 x 81
51 90268400 Packing 18 x 30 x 7 (l.p.)3
52 90385900 O-ring 25,07 x 2,62 (3100)1
53 90067100 Circlip ZJ301
54 53150022 Side crankcase cover1
98 53150001 Coperchio laterale carter con spia olio montata S.44-531
99 97595000 Spia livello olio Ø25 x 7.8 NBR1

Motor

Rated at 1750 rpm, the speed of a 4-pole motor on a 60 Hz supply. The motors below are listed with their 50 Hz figures and are at least 5.14 kW. Order the one you pick wound for 60 Hz and your supply voltage.

MotorkWrpmFrameClassA at 400 VSuppliers
RNE 132Sa4 5.51450IEC 132SIE310.6  
RN 132Sa4 5.51430IEC 132SIE111.4  
RN 112b4 uprated 5.51420IEC 112IE112.2  

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.

Coupling

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

Other Interpump 44 series pumps

W97W112W124W130W140W150W154W154MW170W200W204W950W951W952W953W954W955W956W957W958W959W16180WW116WW136WW156WW176WW186WW189WW206WW209WW960WW961WW962WW966WW967WW968