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9J776 REDUCING COMBINATION VALVE GROUP Part of 9J773 Combination Valve Group shown on Page 58 225 EXCAVATOR




HYDRAULIC SYSTEM

VALVE GP-COMBINATION
 

#UEH0804S0120
 

9J-0776: REDUCING COMBINATION VALVE GROUP

9J776 REDUCING COMBINATION VALVE GROUP
Part of 9J773 Combination Valve Group shown on Page 58
c204591 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8F-6419 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
2. 9J-0777 [1] VALVE GROUP  
3. 9J-0781 [1] COVER  
4. 9J-0780 [4] PISTON  
5. 4J-5309 [6] SEAL  
6. 9J-0779 [1] SLUG  
7. 8F-6711 [2] SEAL  
8. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
9. 8J-9371 [1] BODY  
 

#UEH0804S0121
 

8K-4707: PLATE GP-HYDRAULIC BLOCKING

8K4707 HYDRAULIC BLOCKING PLATE GROUP--Suction
Serial No. 76U294-Up
UEH0804S0121 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5P-1752 [1] PLATE  
  5P-1753 [2] PLATE  
  5P-1754 [2] PLATE  
 

#UEH0804S0122
 

9J-5000: HYDRAULIC TYRONE GEAR PUMP GROUP

9J5000 HYDRAULIC TYRONE GEAR PUMP GROUP
Note: Provides a through shaft for an additional pump drive. AN ATTACHMENT
c207164 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-1280 [1] SPACER  
2. 3G-1272 [8] STUD  
  8H-5724 [8] NUT  
3. 6J-2391 [12] WASHER  
4. 5S-1522 [1] RING  
5. 7J-4772 [1] COUPLING  
6. 1H-6227 [1] SEAL  
7. 8J-5790 [1] COVER  
8. 0S-1620 [4] BOLT  
9. 2D-4534 [4] BOLT  
10. 9J-9841 [1] PLUG  
11. 9J-5654 [2] SEAL  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3G-1255 [1] KIT (section-front)  
  8J-5784 [1] KIT (section-rear)  
  8J-5785 [1] KIT (seal)  
    (Includes Seals, Rings and Spacer)
 

#UEH0804S0123
 

8J-2059: GEAR PUMP GROUP

8J2059 GEAR PUMP GROUP
Serial No. 76U1 to 76U547, 549 to 554, 556 to 609, 611 to 616, 619 to 621,
624, 626 to 628, 630, 633, 634, 637 to 640, 643 to 646, 648, 649, 651, 656, 657,
661 to 665, 667, 671 to 673, 680 and 76U690 inclusive
c145896 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8H-5724 [8] NUT  
2. 6J-2391 [8] WASHER  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  9J-0488 [1] KIT (repair front)  
  8J-8364 [1] KIT (repair rear)  
  8J-9239 [1] KIT (seal)  
    (Includes Seals & Retainer)
 

#UEH0804S0124
 

8K-3570: PLATE GP-HYDRAULIC BLOCKING

8K3570 HYDRAULIC BLOCKING PLATE GROUP
UEH0804S0124 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-8092 [1] BLOCKING PLATE ASSEMBLY  
  9S-8093 [1] BLOCKING PLATE ASSEMBLY  
  9S-8094 [1] BLOCKING PLATE ASSEMBLY  
  4F-7391 [1] SEAL  
  4F-7952 [1] SEAL  
  7F-8267 [1] SEAL  
 

#UEH0804S0125
 

9J-9852: GEAR PUMP GROUP

9J9852 GEAR PUMP GROUP
Serial No. 76U548, 555, 610, 617, 618, 622, 623, 625, 629, 631, 632, 635, 636, 641,
642, 647, 650, 652 to 655, 658 to 660, 666, 668 to 670, 674 to 679, 681 to 689
and 76U691-Up
c162163 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-1280 [1] SPACER  
2. 9J-5654 [2] SEAL  
3. 9J-9841 [1] PLUG  
4. 7J-4772 [1] COUPLING  
  5S-1522 [1] RING  
5. [8] STUD  
  8H-5724 [8] NUT  
  6J-2391 [8] WASHER  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  8J-8364 [1] KIT (rear)  
  3G-1255 [1] KIT (section-front)  
  8J-9239 [1] KIT (seal)  
    (Includes Seals, Spacer, and Retainer)
 

#UEH0804S0126
 

8J-8723: PISTON PUMP GROUP

8J8723 PISTON PUMP GROUP--Part 1 of 2 --2 Required
Serial No. 76U1 to 76U423, 76U425 to 76U427 and 76U431 to 76U442 inclusive
8J4501 Pump Control Head parts are shown on Page 64
c227829 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-9703 [1] PLATE  
2. 4B-4158 [4] SCREW  
3. 8J-0423 [1] CONE  
4. 4B-7220 [6] BOLT  
5. 3B-4507 [10] LOCKWASHER  
6. 8J-4501 YC [1] HEAD GROUP  
    (Separate Illustration)
  8J-0499 [1] GASKET  
7. 8J-2024 [1] PLATE  
8. 8J-0484 [1] RING  
9. 1H-8397 [1] RING  
10. 5B-5821 [2] DOWEL  
11. 5B-5059 [2] BOLT  
12. 8F-6419 C [2] BOLT  
13. 2A-0762 [10] BOLT  
  8J-0493 [10] LOCK  
14. 8J-2067 [2] BEARING  
15. 8J-2068 [6] SHIM .06 mm(.002 in.) thick  
  8J-2069 [4] SHIM .13 mm(.005 in.) thick  
16. 8J-0488 [1] PLATE  
17. 8J-0489 [1] PLATE  
18. 8J-1912 [9] PISTON ASSEM.  
19. 8J-0483 [1] SPRING  
20. 9J-3969 C [1] BARREL ASSEM.  
21. 8J-0482 [2] SPACER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0127
 

8J-8723: PISTON PUMP GROUP

8J8723 PISTON PUMP GROUP--Part 2 of 2 --2 Required
Serial No. 76U1 to 76U423, 76U425 to 76U427 and 76U431 to 76U442 inclusive
c207603 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-2285 [1] LINK  
2. 6F-4855 [2] SEAL  
3. 8J-1898 [8] SHIM  
  8J-1899 [3] WASHER  
4. 8J-1810 [1] BOLT  
5. 8J-1811 [1] BOLT  
6. 8J-2281 [2] INSERT  
7. 8J-2282 [2] RETAINER  
8. 8J-2283 [2] RING  
9. 8J-2284 [1] LINK  
10. 2H-3931 [2] SEAL  
11. 8J-0501 [2] COVER  
12. 7K-8877 [3] CONE  
13. 0S-1594 [14] BOLT  
  3B-4506 [14] LOCKWASHER  
14. 8J-0503 [4] SHIM .08 mm(.003 in.) thick  
  8J-0504 [4] SHIM .13 mm(.005 in.) thick  
15. 9J-8757 C [1] SEAL  
16. 4D-1736 [1] RING  
17. 8J-8654 [1] SHAFT  
18. 9S-8009 [2] PLUG  
  4K-1388 [2] SEAL  
19. 9J-3971 C [1] BODY  
20. 7K-8876 [3] CUP  
21. 5B-5821 [3] DOWEL  
22. 8J-1920 [1] SWASHPLATE  
23. 9S-8005 [2] PLUG  
  3K-0360 [2] SEAL  
  C   INDICATES CHANGE
 

#UEH0804S0128
 

8J-8723: PISTON PUMP GROUP

8J8723 PISTON PUMP GROUP--Part 1 of 2-- 2 Required
Serial No. 76U424, 428, 430, 443, 513, 516, 569 to 575, 577 to 589, 595 to 598, 606 to 609, 611 to 616, 618
to 622, 624 to 629, 631 to 637 & 76U640 to 76U682 inclusive
8J4501 Pump Control Head parts are shown on Page 64
c227830 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-9703 [1] PLATE  
2. 4B-4158 [4] SCREW  
3. 8J-0423 [1] CONE  
4. 4B-7220 [6] BOLT  
5. 3B-4507 [10] LOCKWASHER  
6. 8J-4501 Y [1] HEAD GROUP  
    (Separate Illustration)
  8J-0499 [1] GASKET  
7. 8J-2024 [1] PLATE  
8. 8J-0484 [1] RING  
9. 1H-8397 [1] RING  
10. 5B-5821 [2] DOWEL  
11. 5B-5059 [2] BOLT  
12. 8F-6419 C [2] BOLT  
13. 031-0216 C [10] BOLT  
14. 8J-2067 [2] BEARING  
15. 8J-2068 [6] SHIM .06 mm(.002 in.) thick  
  8J-2069 [4] SHIM .13 mm(.005 in.) thick  
16. 9J-0560 C [1] PLATE  
17. 8J-9966 C [1] PLATE  
18. 9J-4936 C [9] PISTON ASSEM.  
19. 8J-0483 [1] SPRING  
20. 9J-3969 [1] BARREL ASSEM.  
21. 8J-0482 [2] SPACER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0129
 

8J-8723: PISTON PUMP GROUP

8J8723 PISTON PUMP GROUP--Part 2 of 2--2 Required
Serial No. 76U424, 428, 430, 443, 513, 516, 569 to 575, 577 to 589, 595 to 598, 606 to 609,
611 to 616, 618 to 622, 624 to 629, 631 to 637 & 76U640 to 76U682 inclusive
c207768 UEH0804S
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Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-2285 [1] LINK  
2. 6F-4855 [2] SEAL  
3. 8J-1898 [8] SHIM  
  8J-1899 [3] WASHER  
4. 8J-1810 [1] BOLT  
5. 8J-1811 [1] BOLT  
6. 8J-2281 [2] INSERT  
7. 8J-2282 [2] RETAINER  
8. 8J-2283 [2] RING  
9. 9J-3587 C [1] LINK  
10. 2H-3931 [2] SEAL  
11. 8J-0501 [2] COVER  
12. 7K-8877 [3] CONE  
13. 0S-1594 [14] BOLT  
  3B-4506 [14] LOCKWASHER  
14. 8J-0503 [4] SHIM .08 mm(.003 in.) thick  
  8J-0504 [4] SHIM .13 mm(.005 in.) thick  
15. 9J-8757 [1] SEAL  
16. 4D-1736 [1] RING  
17. 8J-8654 [1] SHAFT  
18. 9S-8009 [2] PLUG  
  4K-1388 [2] SEAL  
19. 9J-3971 [1] BODY  
20. 7K-8876 [3] CUP  
21. 5B-5821 [3] DOWEL  
22. 9J-7738 C [1] SWASHPLATE  
23. 9S-8005 [2] PLUG  
  3K-0360 [2] SEAL  
  C   INDICATES CHANGE
 

Information:

Specifications
Disassembly and Assembly
Combiner Valve
225 EXCAVATOR VEHICLE SYSTEMS
Combiner Valve
225 EXCAVATOR VEHICLE SYSTEMS
Combiner Valve
225 EXCAVATOR VEHICLE SYSTEMS

Caterpillar Parts SIS Catalog 225 :

Truck sale:

 
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
- TRACK EXCAVATORS
MILTON CAT
100 Quarry Drive - MILFORD - Massachus
Call 
1986 CAT 225

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

Construction Station
Wayne, Michigan
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