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ITEM  PART 

DESCRIPTION  

QTY. 

13266 

Crankcase 

1

13000 

Oil Filler Plug Assembly 

1

05943 

Oil Sight Glass Assembly 

1

13267 

Crankcase Cover 

1

13268 

O-Ring 

1

07105 

Oil Dip Stick 

1

01009 

O-Ring, Dip Stick 

1

10 

07008 

Inner Hexagon Screw 

4

11 

06725 

Spring Washer 

4

12 

07703 

Drain Plug, 3/4” BSP 

1

13 

07704 

Gasket, Drain Plug 

1

14 

13271 

Bearing Cover 

2

15 

13272 

Radial Shaft Seal 

2

16  08182 O-Ring 

2

17 

13358 

Hexagon Screw 

8

18 

06725 

Spring Washer 

8

20 

13206 

Taper Roller Bearing 

2

20A*  13207 

Shim, 0.1mm 

1-5

20B*  04723 

Shim, 0.15mm 

1-5

20C*  04724 

Shim, 0.2mm 

1-5

21 

13273 

Shaft Protector 

1

22 

13274 

Crankshaft 

1

23 

13275 

Fitting Key 

1

24 

13276 

Connecting Rod Assembly  3

25 

13279 

Crosshead Assembly 

3

28 

13281 

Crosshead Pin 

3

29A 

07125 

Centering Sleeve 

3

29B 

13220 

Plunger Pipe 

3

29C 

13031 

Tensioning Screw 

3

29D 

07755 

Copper Ring 

3

30 

13282 

Oil Scraper 

3

*May not be present

GP5128 Spare Parts List

ITEM  PART 

DESCRIPTION                 QTY.

30A 

05889 

Washer for Drip Shield 

3

31 

13284 

Radial Shaft Seal 

3

35 

04286 

Seal Sleeve 

3

35B 

08183 

O-Ring 

3

36 

13228 

Grooved Ring 

3

37 

04287 

Seal Case 

3

37A 

07700 

O-Ring 

39 

13197 

Pressure Ring 

3

40 

13115 

V-Sleeve 

6

41 

13198 

Sleeve Support Ring 

42 

07173 

Tension Spring 

3

43 

04288-NPT  Valve Casing 

1

44 07150  O-Ring 

6

45 

07109 

Plug, 1/2” BSP 

1

45A 

06272 

Copper Seal Ring, 1/2” 

1

46 

07060 

Valve Assembly 

6

46A 

07064 

Valve Seat 

6

46B 

07063 

Valve Plate 

6

46C 

07062-0100  Valve Spring 

6

46D 

07066 

Spacer Pipe 

6

47 

04295 

Spacer Ring 

3

48 

04289 

Plug 

3

48A 

07008 

Inner Hexagon Screw 

12

48B 

13012 

O-Ring 

3

48C 

06078 

Tension Spring 

3

49 

13339 

Inner Hexagon Screw 

8

52 

13362 

Disc for Crankshaft 

1

53 

13358 

Hexagon Screw 

1

54 

06626 

Plug, 1” NPT 

1

55 

06627 

Plug, 1-1/2” NPT 

2

56 

07623 

Eye Bolt 

1

57 

04334 

Drip Pan 

1

GP5128 Repair Kits

Plunger Packing Kit - #09761

Item 

Part# 

Description 

Qty.

35B 

08183 

O-Ring 

 3

36 

13228 

Grooved Ring 

 3

37A 

07700 

O-Ring 

 6

40 

13115 

V-Sleeve 

 6

Valve Assembly Kit - #09762

Item 

Part # 

Description 

Qty.

46 

07060    

Valve Assembly    

  6

48B 

13012    

O-Ring                  

  3

Oil Seal Kit - #09230

Item 

Part # 

Description 

Qty.

31 

13284 

Oil Seal 

 3

Summary of Contents for GP5128

Page 1: ...Specifications page 3 Exploded View page 4 Parts List page 5 Kits Torque Specs page 5 Repair Instructions page 6 Dimensions page 7 Warranty Information back page Model GP5128 Triplex Ceramic Plunger P...

Page 2: ...ure can not be exceeded by more than 10 When the pump is in operation the open shaft end must be covered up by a shaft protector 21 the driven shaft side and coupling by a contact protector Pressure i...

Page 3: ...peed are based on a 1725 RPM motor and B section belts When selecting desired GPM allow for a 5 tolerance on pumps output due to variations in pulleys belts and motors among manufacturers 1 SelectGPMr...

Page 4: ...4 GP5128 Exploded View...

Page 5: ...QTY 30A 05889 Washer for Drip Shield 3 31 13284 Radial Shaft Seal 3 35 04286 Seal Sleeve 3 35B 08183 O Ring 3 36 13228 Grooved Ring 3 37 04287 Seal Case 3 37A 07700 O Ring 6 39 13197 Pressure Ring 3...

Page 6: ...uld not be strained by eccentric tightening of the tension screw or through damage to front of surface of plunger otherwise it will probably break Tighten the inner screws 49 for the valve casing even...

Page 7: ...tite 572 22 ft lbs 30 Nm 10 07008 Inner Hexagon Screw 33 ft lbs 45 Nm 12 07703 Drain Plug 3 4 BSP 74 ft lbs 100 Nm 17 13358 Hexagon Screw 33 ft lbs 45 Nm 24 13276 Connecting Rod Assy 22 ft lbs 30 Nm 3...

Page 8: ...tandard wear parts 3 Use of repair parts other than those manufactured or authorized by Giant 4 Improper use of the product as a component part 5 Changes or modifications made by the customer or third...

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