Datasheet Content
W154
TECHNICAL INFORMATION
Flow (L/min) 14
Flow (US Gpm) 3,69
Rotation regime (rpm) 1450
Pressure (MPa) 15
Pressure (bar) 150
Pressure (psi) 2175
Power (hp) 5,5
Power (kW) 4,04
Overall dimensions L x l x h (mm) 225x223x142,5
Weight (kg) 7,7
W154 3/21/2026 Page 1 - 17
Copyright INTERPUMP GROUP S.P.A
W154
Documents
Male shaft (key)
Male shaft (key) - vers. HH
Hollow shaft (key) Ø28 - vers. B
Pump head with VH integrated valve
Pump head with VK integrated valve
W154 3/21/2026 Page 2 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key)
W154 3/21/2026 Page 3 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key)
Pos. Code Description Qty Notes
KIT131 34013101 KIT 131 CPL.SEAL PIST. D. 18 1
KIT129 34012901 KIT 129 HEAD RING D.18 1
KIT128 34012801 KIT 128 INTERMEDIATE RING 1
D.18
KIT127 34012701 KIT 127 PACKING D. 18 1
KIT126 34012601 KIT 126 PACKING RETAINER 1
D.18
KIT124 34012401 KIT 124 VALVE CAPS 1
KIT123 34012301 KIT 123 INTAKE/DELIVERY 1
VALVE
KIT23 34002301 KIT 23 OIL SEAL D.20X30X5 1
54 53150022 SIDE CRANKCASE COVER 1
53 90067100 CIRCLIP ZJ30 1
52 90385900 O-RING 25,07X2,62 (3100) 1
51 90268400 PACKING 18X30X7 (L.P.) 3
50 98196600 PLUG G1/8X8 1
49 96751400 WASHER 21,5X27X1,5 1
48 96738000 WASHER 17,5X23X1,5 1
47 98217600 PLUG G1/2X10 1
46 98210000 PLUG G3/8X13 1
45 44100151 HEAD RING D. 18 3
44 90268200 PACKING D. 18 3
43 90268300 RESTOP RING D. 18 3
42 44216170 INTERMEDIATE RING D. 18 3
41 44080170 PACKING RETAINER D. 18 3
40 90361200 O-RING 31,47X1,78 (2125) 3
39 99303700 SCREW M 8x16-5739 4
38 96701600 WASHER 8,4 4
37 50200074 PUMP FOOT 2
36 90164100 OIL SEAL D.25X62X10 1
35 92221600 NUT M8X13X5 3
34 44211570 WASHER D. 8 3
33 44040109 PISTON D.18X37.5 3
32 90357200 O-RING 5,28X1,78 SPEC. (2021) 3
31 90502200 ANTI-EXTRUSION RING 3
30 96735000 WASHER D.16X28X1 3
29 97734000 CONNECTING-ROD PIN 3
D.10X29,5
28 98204250 PLUG G1/4"x12 1
27 90358500 O-RING 10,82X1,78 (2043) 1
26 99183700 SCREW M 6x14 UNI 5931 5
W154 3/21/2026 Page 4 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key)
Pos. Code Description Qty Notes
25 44160022 REAR CRANKCASE COVER 1
24 90392000 O-RING 101,27X2,62 (3400) 1
23 44030022 CONNECTING ROD 3
22 44050066 PISTON GUIDE 3
21 91489200 KEY 8(h9)X7X35 UNI 6604/A 1
20 44020635 CRANKSHAFT C.13 (D.24) 1
19 98210300 OIL DIP-STICK G3/8X51 1
18 44010022 CRANKCASE 1
17 90161400 OIL SEAL 20x30x5 3
16 91833100 BALL BEARING 6305 SKF 2
15 90389800 O-RING 56,82X2,62 (3225) 1
14 53210851 OIL LEVEL GAUGE 1
13 50150074 CRANKCASE COVER 1
12 99180700 SCREW M 6x12 UNI 5739 8
11 36711501 INTAKE/DELIVERY VALVE 6
10 98222600 VALVE CAP M24X1,5X17 6
9 90384700 O-RING 20,29X2,62(3081) 6
8 36202551 VALVE CAGE 6
7 94737600 SPRING D. 9,4X14,8 6
6 36200176 VALVE PLATE 6
5 36200366 VALVE SEAT 6
4 90384100 O-RING 17,12X2,62 (3068) 6
2 99317500 SCREW M 8x60 UNI 5931 8
1 44120441 MANIFOLD 1
W154 3/21/2026 Page 5 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - vers. HH
W154 3/21/2026 Page 6 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - vers. HH
Pos. Code Description Qty Notes
KIT251 34025101 KIT 251 SEAL D.18 (44.HH) 1
KIT129 34012901 KIT 129 HEAD RING D.18 1
KIT128 34012801 KIT 128 INTERMEDIATE RING 1
D.18
KIT126 34012601 KIT 126 PACKING RETAINER 1
D.18
KIT124 34012401 KIT 124 VALVE CAPS 1
KIT123 34012301 KIT 123 INTAKE/DELIVERY 1
VALVE
KIT23 34002301 KIT 23 OIL SEAL D.20X30X5 1
53 53150022 SIDE CRANKCASE COVER 1
52 90067100 CIRCLIP ZJ30 1
51 90385900 O-RING 25,07X2,62 (3100) 1
50 98196600 PLUG G1/8X8 1
49 96751400 WASHER 21,5X27X1,5 1
48 96738000 WASHER 17,5X23X1,5 1
47 98217600 PLUG G1/2X10 1
46 98210000 PLUG G3/8X13 1
45 44100151 HEAD RING D. 18 6
44 90268200 PACKING D. 18 6
43 90268300 RESTOP RING D. 18 3
42 44216170 INTERMEDIATE RING D. 18 3
41 44080170 PACKING RETAINER D. 18 3
40 90361200 O-RING 31,47X1,78 (2125) 3
39 99303700 SCREW M 8x16-5739 4
38 96701600 WASHER 8,4 4
37 50200074 PUMP FOOT 2
36 90164100 OIL SEAL D.25X62X10 1
35 92221600 NUT M8X13X5 3
34 44211570 WASHER D. 8 3
33 44040109 PISTON D.18X37.5 3
32 90357200 O-RING 5,28X1,78 SPEC. (2021) 3
31 90502200 ANTI-EXTRUSION RING 3
30 96735000 WASHER D.16X28X1 3
29 97734000 CONNECTING-ROD PIN 3
D.10X29,5
28 98204250 PLUG G1/4"x12 1
27 90358500 O-RING 10,82X1,78 (2043) 1
26 99183700 SCREW M 6x14 UNI 5931 5
25 44160022 REAR CRANKCASE COVER 1
24 90392000 O-RING 101,27X2,62 (3400) 1
W154 3/21/2026 Page 7 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - vers. HH
Pos. Code Description Qty Notes
23 44030022 CONNECTING ROD 3
22 44050066 PISTON GUIDE 3
21 91489200 KEY 8(h9)X7X35 UNI 6604/A 1
20 44020635 CRANKSHAFT C.13 (D.24) 1
19 98210300 OIL DIP-STICK G3/8X51 1
18 44010022 CRANKCASE 1
17 90161400 OIL SEAL 20x30x5 3
16 91833100 BALL BEARING 6305 SKF 2
15 90389800 O-RING 56,82X2,62 (3225) 1
14 53210851 OIL LEVEL GAUGE 1
13 50150074 CRANKCASE COVER 1
12 99180700 SCREW M 6x12 UNI 5739 8
11 36711501 INTAKE/DELIVERY VALVE 6
10 98222600 VALVE CAP M24X1,5X17 6
9 90384700 O-RING 20,29X2,62(3081) 6
8 36202551 VALVE CAGE 6
7 94737600 SPRING D. 9,4X14,8 6
6 36200176 VALVE PLATE 6
5 36200366 VALVE SEAT 6
4 90384100 O-RING 17,12X2,62 (3068) 6
2 99317500 SCREW M 8x60 UNI 5931 8
1 44120441 MANIFOLD 1
W154 3/21/2026 Page 8 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Hollow shaft (key) Ø28 - vers. B
W154 3/21/2026 Page 9 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Hollow shaft (key) Ø28 - vers. B
Pos. Code Description Qty Notes
KIT23 34002301 KIT 23 OIL SEAL D.20X30X5 1
KIT131 34013101 KIT 131 CPL.SEAL PIST. D. 18 1
KIT129 34012901 KIT 129 HEAD RING D.18 1
KIT128 34012801 KIT 128 INTERMEDIATE RING 1
D.18
KIT127 34012701 KIT 127 PACKING D. 18 1
KIT126 34012601 KIT 126 PACKING RETAINER 1
D.18
KIT124 34012401 KIT 124 VALVE CAPS 1
KIT123 34012301 KIT 123 INTAKE/DELIVERY 1
VALVE
74 90409700 O-RING 55,56X3,53 (159) 1
73 99191200 SCREW M 6x30 UNI 5931 4
72 96693800 WASHER 6,4X10X0,7 4
71 90169000 OIL SEAL D. 45X62X8 1
70 10049422 FLANGE FOR EL.MOT.B3B14 1
(EUR)
69 96701400 WASHER 8,4X13X0,8 4
68 99306700 SCREW M 8x25 UNI 5739 4
67 91856800 NEEDLE BEARING DHK 4520 1
66 44021565 CRANKSHAFT C.13 (28 1
MM.HOLLOW)
65 90063500 CIRCLIP D. 25 UNI 7435 1
54 53150022 SIDE CRANKCASE COVER 1
53 90067100 CIRCLIP ZJ30 1
52 90385900 O-RING 25,07X2,62 (3100) 1
51 90268400 PACKING 18X30X7 (L.P.) 3
50 98196600 PLUG G1/8X8 1
49 96751400 WASHER 21,5X27X1,5 1
48 96738000 WASHER 17,5X23X1,5 1
47 98217600 PLUG G1/2X10 1
46 98210000 PLUG G3/8X13 1
45 44100151 HEAD RING D. 18 3
44 90268200 PACKING D. 18 3
43 90268300 RESTOP RING D. 18 3
42 44216170 INTERMEDIATE RING D. 18 3
41 44080170 PACKING RETAINER D. 18 3
40 90361200 O-RING 31,47X1,78 (2125) 3
39 99303700 SCREW M 8x16-5739 4
38 96701600 WASHER 8,4 4
37 50200074 PUMP FOOT 2
35 92221600 NUT M8X13X5 3
W154 3/21/2026 Page 10 - 17
Copyright INTERPUMP GROUP S.P.A
Illustration Hollow shaft (key) Ø28 - vers. B
Pos. Code Description Qty Notes
34 44211570 WASHER D. 8 3
33 44040109 PISTON D.18X37.5 3
32 90357200 O-RING 5,28X1,78 SPEC. (2021) 3
31 90502200 ANTI-EXTRUSION RING 3
30 96735000 WASHER D.16X28X1 3
29 97734000 CONNECTING-ROD PIN 3…
