Datasheet Content
C3W2021
TECHNICAL INFORMATION
Flow (L/min) 21
Flow (US Gpm) 5,55
Rotation regime (rpm) 1450
Pressure (MPa) 20
Pressure (bar) 200
Pressure (psi) 2900
Power (hp) 10,9
Power (kW) 8
Overall dimensions L x l x h (mm) 265x223x140
Weight (kg) 9,5
C3W2021 3/21/2026 Page 1 - 8
Copyright INTERPUMP GROUP S.P.A
C3W2021
Documents
Male shaft (key)
Male shaft (key) - NPT
C3W2021 3/21/2026 Page 2 - 8
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key)
C3W2021 3/21/2026 Page 3 - 8
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key)
Pos. Code Description Qty Notes
KIT347 34034701 KIT 347 CPL. SEAL D. 22 C3W 1
KIT346 34034601 KIT 346 PACKING D. 22 C3W 1
KIT292 34029201 KIT 292 VALVE PLUGS (NICK.)59 1
S.
KIT271 34027101 KIT 271 OIL SEAL D.15 1
58/59 SERIES
KIT269 34026901 KIT 269 INTAKE/DELIVERY 1
VALVES
64 59100351 ANELLO DI TESTA D.22 LP (CW) 3
63 50200074 PUMP FOOT 2
62 96701600 WASHER 8,4 4
61 99303700 SCREW M 8x16-5739 4
60 91489200 KEY 8(h9)X7X35 UNI 6604/A 1
59 90164800 OIL SEAL 30x55x7 1
58 47151022 OPEN SIDE COVER (47-66) 1
57 90358500 O-RING 10,82X1,78 (2043) 1
56 98204250 PLUG G1/4"x12 1
55 59160022 REAR CRANKCASE COVER 1
54 90392200 O-RING D.133.02X 2,62(3525) 1
53 98211300 ASTA LIVELLO OLIO G3/8x54 D.4 1
52 97567800 SHIM D.74,5X104X0,1 1
52 97568000 SHIM D.74.5X104X0.3 1
51 90391300 O-RING 67,95X2,62 (3268) 2
50 91837500 TAPER BEARING 2
49 99303900 SCREW M 8x16 UNI 5931 12
48 90075600 CIRCLIP D.45 (ZJ45) 1
47 59020135 CRANKSHAFT C. 13 1
46 70211801 OIL SIGHT GLASS 1
45 90387700 O-RING 39,34X2,62 (3156) 1
44 47151222 SIDE CRANKCASE COVER FOR 1
OIL GAUGE
43 99309900 SCREW M 8x35 UNI 5931 6
42 59030001 CONNECTING ROD COMPLETE 3
41 97739900 GUDGEON PIN D.14X34 3
40 59050066 PISTON GUIDE 3
39 90156550 OIL SEAL D.15X24X5/7 3
38 58210451 PROTECTION 1
37 59010022 PUMP CRANKCASE 1
C3W2021 3/21/2026 Page 4 - 8
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key)
Pos. Code Description Qty Notes
36 59211082 SPONGE GASKET D.3X103 1
35 96699000 WASHER D.7.5X23X0.5 3
34 96751400 WASHER 21,5X27X1,5 1
33 98217900 PLUG G 1/2X10 NICKEL 1
32 96738000 WASHER 17,5X23X1,5 1
31 98209900 PLUG G. 3/8X13 NICKEL 1
30 59210970 RING FOR SEAL D.22 3
29 90271530 PACKING D. 22,0x30x6,5 LP CW 3
27 90361200 O-RING 31,47X1,78 (2125) 3
26 59606201 PACKING RETAINER+SLEEVE 3
D.22
25 90271730 PACKING D. 22,0x32x10 HP CW 3
24 90514800 ANTI-EXTR.RING D.22X32X2 3
66 SERIES
23 90271630 PACKING D. 22,0x32x6/3,7 HP 3
CW
22 66100951 HEAD RING D. 22 H.P. 3
21 99317700 VITE M08x60 5931 12.9 8
G321A+M
20 98213750 PLUG M18X1,5X10 D.23 (NICK.) 3
19 90359300 O-RING 15,60X1,78 (2062) 3
18 36719301 OUTLET VALVE 3
17 36211151 VALVE CAGE 3
16 94733300 SPRING D.6.2x10.5 S.S. 3
15 36211276 SPHERICAL VALVE 3
14 36211366 VALVE SEAT 3
13 90367400 O-RING D. 12X2 (120-20) 3
12 59040109 PISTON D.22X42 3
11 96690500 WASHER D.5X11.5x0.4 3
INOX+FKM58/59/63HT
10 99169000 SCREW M05X55 SPEC. A2-70 3
9 98222500 VALVE CAP M24X1,5X17 NICKEL 3
8 90384700 O-RING 20,29X2,62(3081) 3
7 36711501 INTAKE/DELIVERY VALVE 3
6 90384100 O-RING 17,12X2,62 (3068) 3
5 36200366 VALVE SEAT 3
4 36200176 VALVE PLATE 3
3 94737600 SPRING D. 9,4X14,8 3
2 36202551 VALVE CAGE 3
1 59122136 MANIFOLD FOR PISTON D. 22 1
CW
C3W2021 3/21/2026 Page 5 - 8
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - NPT
C3W2021 3/21/2026 Page 6 - 8
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - NPT
Pos. Code Description Qty Notes
KIT347 34034701 KIT 347 CPL. SEAL D. 22 C3W 1
KIT346 34034601 KIT 346 PACKING D. 22 C3W 1
KIT292 34029201 KIT 292 VALVE PLUGS (NICK.)59 1
S.
KIT271 34027101 KIT 271 OIL SEAL D.15 1
58/59 SERIES
KIT269 34026901 KIT 269 INTAKE/DELIVERY 1
VALVES
64 59100351 ANELLO DI TESTA D.22 LP (CW) 3
63 50200074 PUMP FOOT 2
62 96701600 WASHER 8,4 4
61 99303700 SCREW M 8x16-5739 4
60 91489200 KEY 8(h9)X7X35 UNI 6604/A 1
59 90164800 OIL SEAL 30x55x7 1
58 47151022 OPEN SIDE COVER (47-66) 1
57 90358500 O-RING 10,82X1,78 (2043) 1
56 98204250 PLUG G1/4"x12 1
55 59160022 REAR CRANKCASE COVER 1
54 90392200 O-RING D.133.02X 2,62(3525) 1
53 98211300 ASTA LIVELLO OLIO G3/8x54 D.4 1
52 97567800 SHIM D.74,5X104X0,1 1
52 97568000 SHIM D.74.5X104X0.3 1
51 90391300 O-RING 67,95X2,62 (3268) 2
50 91837500 TAPER BEARING 2
49 99303900 SCREW M 8x16 UNI 5931 12
48 90075600 CIRCLIP D.45 (ZJ45) 1
47 59020135 CRANKSHAFT C. 13 1
46 70211801 OIL SIGHT GLASS 1
45 90387700 O-RING 39,34X2,62 (3156) 1
44 47151222 SIDE CRANKCASE COVER FOR 1
OIL GAUGE
43 99309900 SCREW M 8x35 UNI 5931 6
42 59030001 CONNECTING ROD COMPLETE 3
41 97739900 GUDGEON PIN D.14X34 3
40 59050066 PISTON GUIDE 3
39 90156550 OIL SEAL D.15X24X5/7 3
38 58210451 PROTECTION 1
37 59010022 PUMP CRANKCASE 1
C3W2021 3/21/2026 Page 7 - 8
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - NPT
Pos. Code Description Qty Notes
36 59211082 SPONGE GASKET D.3X103 1
35 96699000 WASHER D.7.5X23X0.5 3
34 96751400 WASHER 21,5X27X1,5 1
33 98217900 PLUG G 1/2X10 NICKEL 1
32 96738000 WASHER 17,5X23X1,5 1
31 98209900 PLUG G. 3/8X13 NICKEL 1
30 59210970 RING FOR SEAL D.22 3
29 90271530 PACKING D. 22,0x30x6,5 LP CW 3
27 90361200 O-RING 31,47X1,78 (2125) 3
26 59606201 PACKING RETAINER+SLEEVE 3
D.22
25 90271730 PACKING D. 22,0x32x10 HP CW 3
24 90514800 ANTI-EXTR.RING D.22X32X2 3
66 SERIES
23 90271630 PACKING D. 22,0x32x6/3,7 HP 3
CW
22 66100951 HEAD RING D. 22 H.P. 3
21 99317700 VITE M08x60 5931 12.9 8
G321A+M
20 98213750 PLUG M18X1,5X10 D.23 (NICK.) 3
19 90359300 O-RING 15,60X1,78 (2062) 3
18 36719301 OUTLET VALVE 3
17 36211151 VALVE CAGE 3
16 94733300 SPRING D.6.2x10.5 S.S. 3
15 36211276 SPHERICAL VALVE 3
14 36211366 VALVE SEAT 3
13 90367400 O-RING D. 12X2 (120-20) 3
12 59040109 PISTON D.22X42 3
11 96690500 WASHER D.5X11.5x0.4 3
INOX+FKM58/59/63HT
10 99169000 SCREW M05X55 SPEC. A2-70 3
9 98222500 VALVE CAP M24X1,5X17 NICKEL 3
8 90384700 O-RING 20,29X2,62(3081) 3
7 36711501 INTAKE/DELIVERY VALVE 3
6 90384100 O-RING 17,12X2,62 (3068) 3
5 36200366 VALVE SEAT 3
4 36200176 VALVE PLATE 3
3 94737600 SPRING D. 9,4X14,8 3
2 36202551 VALVE CAGE 3
1 59125536 1
C3W2021 3/21/2026 Page 8 - 8
Copyright INTERPUMP GROUP S.P.A
