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Service Data
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Low Noise Industrial
Piston Pump
PVQ 40-B2/M2 * *** - ** * * - 10 C** *** *** * - 10/11/12/20
PVQ 45-B2/M2 * *** - ** * * - 10 C** *** *** * - 10/11/12/20
Vickers®
Piston Pumps
502640 Housing
� 234204 Seat
� Piston rod (See table)
�������+�.�����
427172 Screw (4 Req’d)
Torque 19–21 Nm.
(170–190 lb.in.)
416637 Pintle Cover
��923938 Shim Kit
��174140 O–Ring
410053 Pintle
Bearing Spacer
��417381 Bearing S/A
85560 Ring
��471965 Shaft Seal
427171 Screw (6 Req’d)
Torque 31–35 Nm. (23–26 lb.ft.)
410061 Spring
409999 Seat
409998 Seat
162160 Roll Pin
409997 Yoke
� 404958 Piston
Shaft (See table)
� 588523 Seal Ring
� 588936 Stop (White side
toward piston rod)
� 185638 Snap Ring
���427682 O–Ring
112531 Ring
Key (See table)
��419627 Bearing S/A
Refer to oppsite side for common parts,
except as noted.
� 10358 Screw (4 Req’d)
Torque 7–8 Nm. (60–70 lb. in.)
��� 244956 Gasket
� 113000 Plug (2 Req’d)
���262331 O–Ring
� Spool (See table)
� Body (See table)
� Spring (See table)
���262335 O–Ring
���197573 BU. Ring
� Plug (See table)
� �������
Position gasket with small end
of teardrop hole pointing in
direction of compensator
adjusting plug.
� Piston rod � Piston/Rod kitModel
C, CM Compensator shown for R. H.
rotation. Rotate 180� for L. H. shaft
rotation.
��Body ��Spoo/ ��Spring ��Plug��Comp. kit
02–142732
942480
02–142731
241568
412890
241568
241717
296234
241717
239371
239371
265693
360430
412940
360430
��Type
C
CG
CM
PVQ40
PVQ45
404957
585124
923960
941356
142843 Thru-shaft key
Eaton Hydraulics, Incorporated 2000
All Rights Reserved
22971
58303
472270
� 924040 Check
Valve S/A
� 419671 Shaft Seal
(Thru–shaft only)
� 585164 Set Screw
� 433543 Orifice Plug
Torque 1.6–2.3 Nm.
(15–20 lb. in.)
����244956 Gasket
�426454 Cylinder Block (PVQ40)
�418215 Cylinder Block (PVQ45)
�402650 Shoe
Plate
��942401 Bearing Spacer Kit
(chamfer toward shaft shoulder)
� 154130 O–Ring
410054 Spring
402644 Valve
402643 Seat
Wafer Plate (See table)
Inlet port
181792 Plug
Valve block (see table)
Right hand shown
7074 Plug
248910 Pin
429325 Pin (2 Req’d)
install in housing
��473914 Bearing S/A
�99907 Ring
�423386 Spring Washer
�Spring (See table)
�404932 Spring Washer
�410050 Pin Retainer
�402580 Spherical Washer
�923939 Piston & Shoe S/A (PVQ40)
�923946 Piston & Shoe S/A (PVQ45)
(includes 9 pistons & shoes)
�248810 Pin (3 Req’d)
� 10358 Screw (4 Req’d)
Torque 7–8 Nm. (60–70 lb. in.)
� 422233 Spool (COMP.)
� 234204 Seat
� 265693 Spring “CA” control
� 239371 Spring “C” control
���262335 O–Ring
� 360430 Plug
� 363889 Plug Torque 6–8 Nm.
(50–75 lb. in.) after final adjustment.
� 343740 Plug Torque 15–18 Nm.
(130–160 lb. in.)
���154126 O–Ring
� 500815 Body
� 113000 Plug (2 Req’d)
���262331 O–Ring
� 113000 Plug
� 422234 Spool (load sensing)
�� 154127 O–Ring
� 596366 Seat
� 581073 Spring
� 596359 Seat
Model �Spring Color
632570
402579
Yellow
Red
Shaft Type
1
2
3
4
N
28
433559
428883
424544
423415
860881
627172
PVQ40
PVQ45
� Included in compensator kit
��Included in standard seal kit 920227
��Included in shaft bearing kit 923988
��Included in yoke bearing kit 923987
�Rotating group kit 923948 (PVQ40)
�Rotating group kit 923947 (PVQ45)
For satisfactory service life of these
components in industrial applications,
use full flow filtration to provide fluid
which meets ISO cleanliness code
16/13 or cleaner. OFP, OFR, and OFRS
series filters are recommended.
NOTE
CVP Compensator shown for R. H. rotation. Rotate 180_ for L. H. shaft rotation.
See table for compensator kit part number.
Key
Non Thru–Drive Shafts
�
Input Type
2 Str. Keyed SAE B–B
4 Splined SAE B–B
2 Str. Keyed SAE B–B
4 Splined SAE B–B
Thru–Drive
Model Code
PVQ**A9
PVQ**B26
351776
375422
864224
627168
475134
581073
581073
581072
581072
942158
942159
942480
02–142729
02–142728
02–142730
02–142727
PVQ**C
PVQ**CM
PVQ**CG
PVQ**C**V(C)11B
PVQ**C**V(C)11P
PVQ**C**V(C)24B
PVQ**C**V(C)24P
PVQ**CD****
883098
586131
677131
423416
Model Shaft end rotation Valve blockWafer plate Thru–Drive
valve block
See model code for pressure range
settings of individual compensator
kits.
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Model PVQ45C compensator
pressure adjustment shall not
exceed 2750 psi.
PVQ45*R*SS
PVQ40*R*SS
PVQ45*R*SE
PVQ40*R*SE
PVQ45*L*SS
PVQ40*L*SS
PVQ45*L*SE
PVQ40*L*SE
PVQ4**RAFS
PVQ4**RBSS
PVQ4**LAFS
PVQ4**LBSS
629539
631476
429729
677096
435281
677097
Right hand (CW)
Left hand (CCW)
Right hand (CW)
Left hand (CCW)
629539
631476
857668
627149
568082
627541
Thru–Drive
Couplings Type
864224
627168
475134
A
B
B
Description
“A” 9 tooth spline
26 tooth
Step coupling 26 to 15 tooth
“B–B” spline
O–Ring
351776
375422
351776
375422
Shaft
Coupling
Model
Thru–Drive Shafts
'���/ � Comp. kit � Comp. Spring
239371
265693
239371
239371
239371
239371
239371
� Load Sense Spring
(Refer to service parts information I–3255–S)
O–Ring Model CodeRear Pump
PVQ10
V10
V20
PVE12
PVQ40/45
PVQ20/32
2520V
Thru–Drive Couplings
PVQ**A9
PVQ**B26
Rear Pump
Shaft Type
3
11
62
28
28
28
166
�
Rear pump, couplings, O–rings, capscrews and washers
must be ordered separately to mount rear pump.
NOTE
Printed in U.S.A.
1
2
3
4
5
6
8
9
10
11
Model Code
1 2 3 4 5 6 7 8 9 10 11
7
12
PVQ Series
P – Inline piston pump
V – Variable volume
Q – Quiet series
Displacement
(CC/Rev & Pressure ratings)
40 – 40 CC/Rev (2.50 CIR)
210 bar (3000 psi)
45 – 45 CC/Rev (2.75 CIR)
190 bar (2700 psi)
Mounting flange
B2 – SAE “B” 2–bolt
MB – ISO 3019/2 “B” 2–bolt (available
with “N” drive shaft only)
Rotation
(viewed from shaft end)
R – Right hand (CW) (standard)
L – Left hand (CCW) (optional)
Thru drive
(without coupling) Available with
side ports only.
Blank – No thru drive
A9 – SAE “A” 2–bolt with 9T shaft
A11 – SAE “A” 2–bolt with 11T shaft
B13 – SAE “B” 2–bolt with 13T shaft
B26 – SAE “B” 2–bolt with 26T shaft
(Available only with #4 main input shaft)
Ports
(type and location)
SE – Inch O–Ring boss rear port
(standard)
SS – Inch O–Ring boss side port
(optional)
FS – Flange side port (SAE “A”
thru–drive only)
Shafts
(input)
1 – Straight keyed SAE “B”(not on thru
drives)
2 – Straight keyed SAE “B–B”
3 – Splined SAE “B” modified 13T,
16/32 DP flat root side fit (not on thru
drives)
4 – Splined SAE “B–B” modified 15T,
16/32 DP flat root side fit
N – ISO 3019/2 short straight keyed
(available with “MB” mounting only)
Not available on thru–drives.
28 – 26 tooth splined shaft (Vickers)
Used to mount PVQ40/45 on
PVQ40/45 thru–drive pump
Seals
Pump design number
10 – First design
Control type
Control option
12 Control design
S – Buna N (standard)
F – Fluorocarbon (optional)
C** – Pressure compensator, PVQ40: Std.
model is C21, indicating factory setting of
210 bar (3000 psi). Range is 02–21 in tens
of bar (350–3000 psi)
PVQ45: Std. model is C19, indicating facto-
ry setting of 190 bar (2750 psi). Range is
02–19 in tens of bar (350–2750 psi)
CM** – Low pressure compensator, Std.
model is CM7, indicating factory setting of
70 bar(1000 psi). Range is 02–10 in tens of
bar (350–1500 psi)
C**V**B – Pressure compensator C**, as
above, with load sensing. Std. load sensing
setting is 11 bar (160 psi). Range 10–17
bar (150–250 psi), with bleed down orifice.
Example: C21V11B indicates PVQ40
compensator with 210 bar pressure setting
and 11 bar load sense differential.
C**V**P – Pressure compensator with load
sensing as C**V**B above, but with bleed
down orifice plugged.
C**VC**B – Pressure compensator with
load sensing. Compensator same as C**
above. Std. load sensing setting is 24 bar
(350 psi). Range 17–31 bar (250–450 psi),
with bleed down orifice
C**VC**P – Pressure compensator with
load sensing.Same as C**VC**B above,
but with bleed down orifice plugged.
CG – Pressure compensator modified for-
hydraulic remote control.
CD**** – Electric dual range compensator.
PVQ40: Std. model is CD2110, indicating
dual pressure settings of 210 and 100 bar,
adjustment ranges are 20–210 bar (high)
and 20–100 bar (low). PVQ45: Std. model
is CD1910, indicating settings of 190 and
100 bar, adjustment ranges are 20–190 bar
(high) and 20–100 bar (low).
Blank – Without adjustable Max. displace-
ment stop (standard)
D – Max. adjustable displacement stop
(optional)
10 – For C** & CM**
11 – For C**D & CM**D
12 – For C**V(C)**B & C**V(C)**P
20 – CD**** & CG