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Air hydraulic pump service parts, Model: pa7550, Parts list – BVA Hydraulics PA7550 User Manual

Page 7

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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

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