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8J328 RELIEF VALVE GROUP Part of Control Valves and 8J6311 Valve Group shown on Pages 65, 67, 69, 71 and 107 225


HYDRAULIC SYSTEM
VALVE GP-RELIEF
FILTER GP
LINES GP-RETURN

EXCAVATOR 225 EXCAVATOR 51U
 225 EXCAVATOR 51U00001-00589 (MACHINE) UEG0663S 225 51U   (1972)

HYDRAULIC SYSTEM

VALVE GP-RELIEF
VALVE GP-RELIEF
8J-0328 VALVE GP-RELIEF
VALVE GP-RELIEF
8J-6798 VALVE GP-RELIEF
RELIEF VALVE GROUP
8J-4641 RELIEF VALVE GROUP
VALVE GP-RELIEF
8J-6798 VALVE GP-RELIEF
RELIEF VALVE GROUP
9J-2505 RELIEF VALVE GROUP
RELIEF VALVE GROUP
8J-2340 RELIEF VALVE GROUP
VALVE GP-PITCH RELIEF
8J-2057 VALVE GP-PITCH RELIEF
VALVE GP-PITCH RELIEF
8J-2057 VALVE GP-PITCH RELIEF
VALVE GP-RELIEF
8J-2460 VALVE GP-RELIEF
 

#UEG0663S0120
 

8J-0328: VALVE GP-RELIEF

8J328 RELIEF VALVE GROUP
Part of Control Valves and 8J6311 Valve Group shown
on Pages 65, 67, 69, 71 and 107
c114871 UEG0663S
8J0328 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] SEAL  
2. [1] SEAL  
3. [1] VALVE GROUP  
4. [1] SEAT  
5. [1] SEAL  
6. [1] VALVE  
7. [1] SPRING  
8. [6] SHIM (.0076" Thick)  
9. [1] SHIM (.048" Thick)  
 

#UEG0663S0121
 

8J-6798: VALVE GP-RELIEF

8J6798 RELIEF VALVE GROUP
Part of Control Valves shown on Pages 65, 67, 69 and 71
c114873 UEG0663S
8J6798 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] SEAL  
2. [1] SEAL  
3. [1] VALVE GROUP  
4. [1] SEAT  
5. [1] SEAL  
6. [1] VALVE  
7. [1] SPRING  
8. [6] SHIM (.0076" Thick)  
9. [1] SHIM (.048" Thick)  
 

#UEG0663S0122
 

8J-4641: RELIEF VALVE GROUP

8J4641 RELIEF VALVE GROUP
Serial No. 51U1 to 51U561 inclusive
Part of 8J3888 Control Valve Group shown on Pages 69, 71, 71B and 71D
c114872 UEG0663S
8J4641 RELIEF VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] SEAL  
2. [1] SEAL  
3. [1] VALVE GROUP  
4. [1] SEAT  
5. [1] SEAL  
6. [1] VALVE  
7. [1] SPRING  
8. [6] SHIM (.0076" Thick)  
9. [1] SHIM (.048" Thick)  
 

#UEG0663S0123
 

8J-6798: VALVE GP-RELIEF

8J6798 RELIEF VALVE GROUP--Type 2
Part of 8J3887 and 8J3888 Control Valves shown on Pages 65, 67, 67B, 67D,
69, 71, 71B, 71D and 71F
c159888 UEG0663S
8J6798 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-9780 [1] SEAL  
2. 4D-9986 [1] SEAL  
3. 9J-2504 C [1] VALVE GROUP  
4. 8J-0323 [1] SEAT  
5. 3J-1907 [1] SEAL  
6. 8J-0331 [1] VALVE  
7. 8J-0322 [1] SPRING  
8. 5J-6153 [6] SHIM .203 mm(.0076 in.) thick  
9. 6J-8696 [1] SHIM 1.22 mm(.048 in.) thick  
  C   INDICATES CHANGE
 

#UEG0663S0124
 

9J-2505: RELIEF VALVE GROUP

9J2505 RELIEF VALVE GROUP
Serial No. 51U562-Up
Part of 8J3888 Control Valve Group shown on Page 71F
c149407 UEG0663S
9J2505 RELIEF VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-9780 [1] SEAL  
2. 4D-9986 [1] SEAL  
3. 9J-2504 [1] VALVE GROUP  
4. 8J-0323 [1] SEAT  
5. 3J-1907 [1] SEAL  
6. 9J-2503 [1] VALVE  
7. 9J-2502 [1] SPRING  
8. 5J-6153 [6] SHIM (.0076" Thick)  
9. 6J-8696 [1] SHIM (.048" Thick)  
 

#UEG0663S0125
 

7J-3020: OIL FILTER GROUP

7J3020 OIL FILTER GROUP
Part of 8K179 Return and Fuel Filter Lines Group shown on Pages
75, 76A and 77
c226293 UEG0663S
7J3020 OIL FILTER GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1J-2176 [1] SEAL  
2. 7J-3005 [1] COVER  
3. 9S-8010 [1] PLUG  
  2S-4078 [1] SEAL  
4. 9S-4686 [1] PLUG  
  3J-1907 [1] SEAL  
5. 7J-2986 [1] BOLT  
6. 6H-3956 [1] PIN  
7. 7J-2983 [1] SPRING  
8. 7J-2995 [1] STRAINER ASSEM.  
9. 0S-1585 [5] BOLT  
  3B-4508 [5] LOCKWASHER  
10. 7J-2999 [1] HOUSING  
11. 7J-2989 [3] SCREW  
12. 7J-2994 [2] RETAINER  
13. 7J-2988 [1] SHAFT  
14. 3H-3433 [1] PIN  
15. 9S-8006 [1] PLUG  
  2M-9780 [1] SEAL  
16. 9S-8005 [1] PLUG  
  3K-0360 [1] SEAL  
17. 7J-2982 [1] SPRING  
18. 8J-8755 C [1] SCREEN ASSEM.  
19. 7J-0670 [2] ELEMENT  
20. 7J-3002 [1] HOUSING ASSEM.  
21. 7J-2987 [1] PLATE  
  C   INDICATES CHANGE
 

#UEG0663S0126
 

8K-0179: RETURN AND FILTER LINES

RETURN AND FILTER LINES (8K179 N/S)--Part 1 of 2
Serial No. 51U1 to 51U187 inclusive
c116775 UEG0663S
8K0179 RETURN AND FILTER LINES Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [4] FLANGE  
2. [2] SEAL  
3. [8] BOLT  
4. [1] HOSE ASSEM.  
5. C [4] BOLT  
6. [1] TUBE ASSEM.  
7. [1] PLUG  
8. [1] SEAL  
9. [1] SEAL  
10. [4] BOLT  
11. [12] LOCKWASHER  
12. [2] FLANGE  
13. [8] BOLT  
14. [1] HOSE ASSEM.  
15. [1] SEAL  
16. [2] SEAL  
17. [1] CONNECTOR  
18. [1] TUBE ASSEM.  
19. [1] ELBOW  
20. [2] FLANGE  
21. [1] HOSE ASSEM.  
22. [2] SEAL  
23. [4] BOLT  
24. [1] TUBE ASSEM.  
25. [2] SEAL  
26. [8] BOLT  
  [8] LOCKWASHER  
27. [1] TUBE ASSEM.  
28. [2] SEAL  
29. [4] CLAMP  
30. H HOSE 6"  
31. [1] CLAMP  
  [1] BOLT  
  [1] LOCKWASHER  
32. [1] TUBE ASSEM.  
33. [1] PLUG  
  [1] SEAL  
34. [2] CONNECTOR  
  [2] SEAL  
35. [1] HOSE ASSEM.  
  H HOSE 19.20"  
36. [2] SLEEVE  
37. [2] COUPLING ASSEM.  
38. [1] HOSE ASSEM.  
  CH HOSE 26.30"  
39. [2] SLEEVE  
40. [2] COUPLING ASSEM.  
  C   INDICATES CHANGE
  H   ORDER BY THE INCH
 

#UEG0663S0127
 

8K-0179: RETURN AND FILTER LINES

RETURN AND FILTER LINES (8K179 N/S)--Part 2 of 2
Serial No. 51U1 to 51U187 inclusive
7J3020 Filter and 8J2340 Valve parts are shown on Pages 73B and 78
c116776 UEG0663S
8K0179 RETURN AND FILTER LINES Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 031-5744 [2] ELBOW  
2. 1S-0724 [2] CLIP  
3. 0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
4. 8K-2226 [1] TUBE ASSEM.  
5. 030-7935 [1] CONNECTOR  
6. 7M-8485 [2] SEAL  
7. 8K-2224 [1] TUBE ASSEM.  
8. 030-7951 [1] ELBOW  
9. 8J-2340 Y [1] VALVE GROUP  
    (Separate Illustration)
10. 1P-3709 [4] SEAL  
11. 8K-2183 [1] TUBE ASSEM.  
12. 9S-7583 [2] PLUG  
  030-4606 [2] SEAL  
13. 0S-1573 [8] BOLT  
14. 3B-4508 [16] LOCKWASHER  
15. 8F-6711 [1] SEAL  
16. 1P-4582 [4] FLANGE  
17. 0S-1585 [8] BOLT  
18. 1A-1460 C [10] BOLT  
19. 8K-0783 [1] TUBE ASSEM.  
20. 9S-7583 [1] PLUG  
  030-4606 [1] SEAL  
21. 8K-0782 [1] TUBE ASSEM.  
22. 1D-4719 C [2] NUT  
23. 8K-1225 [2] CLAMP  
24. 7J-3020 Y [1] FILTER GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0663S0128
 

8K-0179: RETURN AND FILTER LINES

RETURN AND FILTER LINES (8K179 N/S)--Part 1 of 2
Serial No. 51U188 to 51U473 inclusive
c116777 UEG0663S
8K0179 RETURN AND FILTER LINES Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [4] FLANGE  
2. [2] SEAL  
3. [8] BOLT  
4. C [1] HOSE ASSEM. (20.40 in long overall)  
5. [4] BOLT  
6. [2] SEAL  
7. [1] TUBE ASSEM.  
8. [1] PLUG  
  [1] SEAL  
9. [1] SEAL  
10. [4] BOLT  
11. [12] LOCKWASHER  
12. [2] FLANGE  
13. [8] BOLT  
14. [1] HOSE ASSEM.  
15. [1] SEAL  
16. [2] SEAL  
17. [1] CONNECTOR  
18. [1] TUBE ASSEM.  
19. [1] ELBOW  
20. [2] FLANGE  
21. [1] HOSE ASSEM.  
22. [2] SEAL  
23. [4] BOLT  
24. [1] TUBE ASSEM.  
25. [2] SEAL  
26. [8] BOLT  
  [8] LOCKWASHER  
27. [1] TUBE ASSEM.  
28. [2] SEAL  
29. [4] CLAMP  
30. H HOSE 6"  
31. [1] CLAMP  
  [1] BOLT  
  [1] LOCKWASHER  
32. [1] TUBE ASSEM.  
33. [1] PLUG  
  [1] SEAL  
34. [2] CONNECTOR  
35. [1] HOSE ASSEM.  
  H HOSE 19.20 in.  
36. [2] SLEEVE  
37. [2] COUPLING ASSEM.  
38. [1] HOSE ASSEM.  
  H HOSE 26.30 in.  
39. [2] SLEEVE  
40. [2] COUPLING ASSEM.  
  C   INDICATES CHANGE
  H   ORDER BY THE INCH
 

#UEG0663S0129
 

8K-0179: RETURN AND FILTER LINES

RETURN AND FILTER LINES (8K179 N/S)--Part 2 of 2
Serial No. 51U188 to 51U473 inclusive
7J3020 Filter and 8J2340 Valve parts are shown on Pages 73B and 78
c116776 UEG0663S
8K0179 RETURN AND FILTER LINES Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 031-5744 [2] ELBOW  
2. 1S-0724 [2] CLIP  
3. 0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
4. 8K-2226 [1] TUBE ASSEM.  
5. 030-7935 [1] CONNECTOR  
6. 7M-8485 [2] SEAL  
7. 8K-2224 [1] TUBE ASSEM.  
8. 030-7951 [1] ELBOW  
9. 8J-2340 Y [1] VALVE GROUP  
    (Separate Illustration)
10. 1P-3709 [4] SEAL  
11. 8K-2183 [1] TUBE ASSEM.  
12. 9S-7583 [2] PLUG  
  030-4606 [2] SEAL  
13. 0S-1573 [8] BOLT  
14. 3B-4508 [16] LOCKWASHER  
15. 8F-6711 [1] SEAL  
16. 1P-4582 [4] FLANGE  
17. 0S-1585 [8] BOLT  
18. 1A-1460 C [10] BOLT  
19. 8K-0783 [1] TUBE ASSEM.  
20. 9S-7583 [1] PLUG  
  030-4606 [1] SEAL  
21. 8K-0782 [1] TUBE ASSEM.  
22. 1D-4719 C [2] NUT  
23. 8K-1225 [2] CLAMP  
24. 7J-3020 Y [1] FILTER GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

Information:

Technical Information Bulletin
Spring In 9T-0122 Line Relief Valve May Not Operate Correctly
Spring In 9T-0122 Line Relief Valve May Not Operate Correctly
Specifications
Combiner, Summing And Main Relief Valve<BR> (9J733)
225 EXCAVATOR HYDRAULIC SYSTEM
Line Relief Valves
225 EXCAVATOR HYDRAULIC SYSTEM
Combiner And Main Relief Valve<BR> (9T1746), 3G3942 Relief Valve, 9T1745 Combiner Valve
SUPPLEMENT FOR 225 EXCAVATOR HYDRAULIC PUMPS & MOTORS
Line Relief Valve For Swing Circuit<BR> (9J8732), 3G9011 Valve Group
SUPPLEMENT FOR 225 EXCAVATOR HYDRAULIC PUMPS & MOTORS
Combiner, Summing And Main Relief Valve<BR> (3G3943)
225 EXCAVATOR HYDRAULIC SYSTEM
Combiner, Summing And Main Relief Valve<BR> (3G3944)
225 EXCAVATOR HYDRAULIC SYSTEM
Line Relief Valve For Swing Circuit<BR> (9J8732)
225 EXCAVATOR HYDRAULIC SYSTEM
Oil Cooler Relief Valve<BR> (3G2246)
225 EXCAVATOR HYDRAULIC SYSTEM
Tool Operating Manual
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Disassembly and Assembly
Main System Relief Valve
225 EXCAVATOR VEHICLE SYSTEMS
Line Relief Valves
225 EXCAVATOR VEHICLE SYSTEMS
Oil Cooler Relief Valve
225 EXCAVATOR VEHICLE SYSTEMS
Main System Relief Valve
225 EXCAVATOR VEHICLE SYSTEMS
Line Relief Valves
225 EXCAVATOR VEHICLE SYSTEMS
Swing Relief Valve
225 EXCAVATOR VEHICLE SYSTEMS
Service Magazine
New Line Relief Valves Have Higher Leak Pressures And Less Noise{5453,5463,5464,5550}
1985/06/03
New Hydraulic Adjustment Procedures And Main Relief Pressures{5066,5069,5454}
1988/06/20
The 229-3612 Valve Seat Tool Gp Is Available to Repair Line Relief Valve Seats {0738, 5117}
2012/01/19

Caterpillar Parts SIS Catalog 225 :

BASIC VALVE GROUP
8J-4560 BASIC VALVE GROUP
BASIC VALVE GROUP
8J-4560 BASIC VALVE GROUP
BASIC VALVE GROUP
8J-4421 BASIC VALVE GROUP
BASIC VALVE GROUP
8J-4421 BASIC VALVE GROUP
8J-3888 CONTROL VALVE GROUP
CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
VALVE GP-RELIEF
8J-6798 VALVE GP-RELIEF
RELIEF VALVE GROUP
8J-4641 RELIEF VALVE GROUP
VALVE GP-RELIEF
8J-6798 VALVE GP-RELIEF
RELIEF VALVE GROUP
9J-2505 RELIEF VALVE GROUP
OIL FILTER GROUP
7J-3020 OIL FILTER GROUP
RETURN AND FILTER LINES
8K-0179 RETURN AND FILTER LINES
8K-0179 RETURN AND FILTER LINES
RETURN AND FILTER LINES
8K-0179 RETURN AND FILTER LINES

Truck sale:

CATERPILLAR 225 1985
 
CATERPILLAR 225 1985
- TRACK EXCAVATORS
ZEPPELIN BAUMASCHINEN
Gebrauchtmaschinen Pool Karl-Bröger-Strasse 8 - Alsfeld
 
 
CATERPILLAR 225 1979
- TRACK EXCAVATORS
PETERSON TRACTOR CO
CATERPILLAR 225 1984
 
CATERPILLAR 225 1984
- TRACK EXCAVATORS
MILTON CAT
100 Quarry Drive - MILFORD - Massachus
1986 CAT 225
Call 
1986 CAT 225

Sound Heavy Machinery
North Carolina
1977 CAT 225
USD $26,900 
1977 CAT 225

Construction Station
Wayne, Michigan
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AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.