Air hydraulic pump service parts, Model: pa7550, Parts list – BVA Hydraulics PA7550 User Manual
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MODEL: PA7550
PA7550-M0
rev 06/08
Air Hydraulic Pump
Service Parts
SFA Companies 10939 N. Pomona Ave. Kansas City, MO 64153
Tel: 888-332-6419 * Fax: 816-891-6599
E-mail: [email protected] Website: www.bvahydraulics.com
Note: Not all components of the pump are replacement items, but are illustrated as a
convenient reference of location and position in the assembly sequence.
Parts List
(*) indicated items included in and only available as part of Seal Kit with the exception of Item #28, which may also be pur-
chased separately. Replacement requires special skills, knowledge, and equipment. Only an authorized service center
may perform the repair and/or replacement of these items. Contact BVA for list of service centers.
Item PA7550 Part#
Description
Qty
1a
N/A
Steel bar
1
1b
N/A
Foot pedal
1
2
A57-4-6003-100
Foot pedal w/ steel bar
1
3
*
Pedal axle e-clip
2
4
A57-6-2003-102
Pedal axle
1
5
D05-6-1001-106
Manifold plug (oil output port)
1
6
A57-6-3007-105
Noise suppresor
1
7
666-5-0160-107
C-clip
1
8
*
O-ring
2
9
*
Back-up ring
2
10
A57-6-4002-201
Oil discharge valve
1
11
512-2-0043-108
Compression spring
1
12
601-7-0009-001
Steel ball
1
13
511-7-0410-102
O-ring
1
14
649-1-0060-040
Allen screw (M6 x 1 x 15L)
18
15
*
Washer
18
16
A57-6-6008-102
Reservoir top plate
1
17
644-1-0060-05311 Set screw
1
18
503-9-0050-106
Steel ball seat
1
19
601-7-0006-005
Steel ball
1
20
*
Crush washer
2
21
A59-6-1017-102
Pressure relief valve cylinder
1
22
A17-6-1216-102
Pressure relief valve stem
1
23
512-2-0067-010
Compression spring
1
24
A17-5-1603-300
Pressure relief valve screw 1
25
601-7-0008-009
Steel ball
1
26
A57-5-1017-102
Oil intake valve
1
27
520-8-0134-101
Filter
1
28
*A57-6-6009-104
Reservoir gasket
1
29
A57-6-6002-100
Reservoir
1
30
649-1-0060-122
Thru bolt, air motor
4
31
A57-6-1002-105
End plate, air motor
1
32
A17-6-2105-108
Gasket
2
33
A17-4-2100-500
Air motor piston
1
34
A57-6-1003-107
Cylinder, air motor piston
1
35
A27-3-2200-102
Pump piston
1
36
512-2-0410-017
Compression spring
1
37
A57-6-1014-102
Pump piston guide
1
38
A27-6-2023-205
Bushing
1
39
573-7-0120-105
Back-up ring
1
40
*
U-cup
1
Item PA7550 Part#
Description
Qty
41
A58-6-1013-107
Pump piston cylinder
1
42
A57-6-1016-106
Spacer
1
43
H18-6-8103-104
Crush washer
1
44
A57-6-1001-204
Base, hydraulic unit
1
45
A57-6-1605-105
Gasket
1
46
511-7-0140-200
O-ring
2
47
512-2-0092-101
Compression spring
1
48
649-1-0040-007
Allen screw
1
49
A57-6-5004-109
Air intake cap
1
50
511-7-0053-104
O-ring
1
51
A57-6-5001-103
Air manifold
1
52
A57-6-2062-108
Intake coupler
1
53
A17-6-1105-103
Plastic cap (air)
1
54
A57-6-5003-107
Air intake valve
1
55
511-7-0080-309
O-ring
1
56
649-1-0050-046
Allen screw
6
57a
A57-3-5007-107
Shipping plug (red)
1
57b
A57-3-1900-109
Air vent plug (black)
1
58
512-2-0061-100
Compression spring
1
59
644-1-0040-204
Allen screw
1
60
*
Compression spring
1
61
503-9-0035-100
Steel ball seat
1
62
601-7-0003-009
Steel ball
1
63
A57-6-3003-305
Release valve
1
64
A57-6-3004-307
Release valve guide
1
65
*
O-ring
1
66
*
Back-up ring
1
67
552-2-0010-105
Compression spring
1
68
*
Release valve pin
1
69
A57-6-3001-112
Release valve guide
1
70
*
O-ring
1
71
*
Gasket
1
72
A17-6-1002-103
Noise suppresor
1
73
666-5-0250-108
C-clip
1
74
A57-6-6004-104
Oil manifold
1
75
A57-6-6005-106
Dust boot
1
76
A57-6-5101-107
Detent spring
1
77
649-1-0050-055
Allen screw
2
(*)
A57-3-9911-104
Seal kit
-