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8J6311 CHECK AND RELIEF VALVE GROUP Part of 8K188 Front Lines Group shown on Pages 76, 77A, 77C & 77E 8J328 Valve parts are shown on Page 50 & 50A 225


HYDRAULIC SYSTEM
VALVE GP
VALVE GP-PILOT
VALVE GP-SELECTOR
VALVE GP-PILOT
VALVE GP
TANK GP

EXCAVATOR 225 EXCAVATOR 51U
 225 EXCAVATOR 51U00590-02033 (MACHINE) UEG0852S 225 51U   (1972)

HYDRAULIC SYSTEM

VALVE GP
VALVE GP
9J-0775 VALVE GP
VALVE GP
3G-3927 VALVE GP
VALVE GP
8J-6311 VALVE GP
VALVE GP
8J-1918 VALVE GP
TEST VALVE GROUP
8J-3889 TEST VALVE GROUP
 

#UEG0852S0220
 

8J-6311: VALVE GP

8J6311 CHECK AND RELIEF VALVE GROUP
Part of 8K188 Front Lines Group shown on Pages 76, 77A, 77C & 77E
8J328 Valve parts are shown on Page 50 & 50A
c201049 UEG0852S
8J6311 VALVE GP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6310 [1] VALVE GP  
2. 8J-6308 [1] VALVE-CHECK  
3. 8J-0328 Y [1] VALVE GP-RELIEF  
4. 7M-8485 [1] SEAL-O-RING  
5. 5F-5835 C [1] SPRING  
6. 8J-0324 [1] PLUG  
7. 8J-6307 [1] PLUG-O-RING  
8. 2S-4078 [1] SEAL-O-RING  
9. 3J-9745 C [1] SPRING  
10. 9J-0388 C [1] RETAINER  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#UEG0852S0221
 

9J-0387: VALVE GP-PILOT

9J387 PILOT VALVE GROUP--Boom Vent Valve
Serial No. 51U590 to 51U1744 inclusive
Part of 8K186 Hydraulic Control Group shown on Pages 78A & 80A
c207103 UEG0852S
9J0387 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-0385 [1] VALVE GROUP  
2. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
3. 9S-8006 [1] PLUG  
4. 3F-8845 C [1] SPRING  
5. 4B-9783 [2] BALL  
6. 6J-3134 [2] SEAL  
7. 8J-1751 [2] PLUG  
8. 8J-1752 [2] PLUNGER  
9. 9J-0386 [1] ADAPTER  
10. 2M-9780 [4] SEAL  
  C   INDICATES CHANGE
 

#UEG0852S0222
 

9J-0387: VALVE GP-PILOT

9J387 PILOT VALVE GROUP--Boom Vent Valve
Serial No. 51U1745-Up
Part of 8K186 Hydraulic Control Group shown on Pages 78A and 80A
c213535 UEG0852S
9J0387 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-0385 C [1] VALVE GROUP  
2. 2M-9780 [3] SEAL  
3. 9S-8006 [1] PLUG  
4. 3F-8845 C [1] SPRING  
5. 4B-9783 C [1] BALL  
6. 6J-3134 C [1] SEAL  
7. 8J-1751 C [1] PLUG  
8. 8J-1752 C [1] PLUNGER  
9. 5P-1404 C [1] ADAPTER  
  C   INDICATES CHANGE
 

#UEG0852S0223
 

8J-8606: SELECTOR VALVE GROUP

8J8606 SELECTOR VALVE GROUP
Serial No. 51U590 to 51U1278 inclusive
Part of Hydraulic Control shown on Page 79
c118935 UEG0852S
8J8606 SELECTOR 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] PLUG  
2. [1] SEAL  
3. [1] BOLT  
4. [1] LOCKWASHER  
5. [1] ORIFICE  
6. [1] VALVE GROUP  
7. C [1] SEAL  
8. [2] SEAL  
9. [2] PLUG ASSEM.  
10. [1] SPRING  
11. [1] BALL  
  C   INDICATES CHANGE
 

#UEG0852S0224
 

8J-5880: VALVE GP-SELECTOR

8J5880 SELECTOR VALVE GROUP
Part of Hydraulic Control shown on Pages 78B & 80B
c118936 UEG0852S
8J5880 VALVE GP-SELECTOR Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-5877 [1] VALVE GROUP  
2. 3J-4407 [1] SEAL  
3. 8J-5878 [1] COVER  
4. 0S-1618 [4] BOLT  
5. 3B-4505 [5] LOCKWASHER  
6. 5F-9657 [1] SEAL  
7. 0S-1617 [1] BOLT  
8. 8J-5879 [1] RETAINER  
9. 7F-9802 [1] SPRING  
 

#UEG0852S0225
 

9J-5447: VALVE GP-SELECTOR

9J5447 SELECTOR VALVE GROUP
Serial No. 51U1279-Up
Part of 8K186 Hydraulic Control Group shown on Page 81
c213690 UEG0852S
9J5447 VALVE GP-SELECTOR Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4181 [1] PLUG  
2. 7M-8485 [1] SEAL  
3. 8J-8638 [1] BOLT  
4. 3B-4506 [1] LOCKWASHER  
5. 3K-0925 C [1] SPACER  
6. 9J-5446 [1] VALVE GROUP  
    (Includes)
7. 4K-4114 [1] SEAL  
8. 7F-8607 [2] SEAL  
9. 4J-1184 [2] PLUG ASSEM.  
    (Each Includes)
10. 3J-7810 [1] SPRING  
11. 4B-9783 [1] BALL  
  C   INDICATES CHANGE
 

#UEG0852S0226
 

8J-1919: PILOT VALVE GROUP

8J1919 PILOT VALVE GROUP
Part of 8K186 Hydraulic Control Group shown on Pages 78B, 79, 80B and 81
c202901 UEG0852S
8J1919 PILOT 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 [2] SEAL  
2. 9S-8006 [2] PLUG  
3. 9S-8002 [3] PLUG  
4. 3J-7354 [3] SEAL  
5. 8J-1918 Y [1] VALVE GROUP  
    (Separate Illustration)
6. 9S-8004 [2] PLUG  
  3J-1907 [2] SEAL  
7. 9S-8005 [1] PLUG  
  3K-0360 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0852S0227
 

8J-1918: VALVE GP

8J1918 VALVE GROUP
Part of 8J1919 Pilot Valve Group
c202900 UEG0852S
8J1918 VALVE GP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-1909 [2] SEAL  
2. 8J-1915 [2] GUIDE  
3. 6J-6856 [2] SHIM .787 cm(.031 in. thick)  
  6J-6855 [2] SHIM .127 cm(.005 in. thick)  
4. 3J-7354 [2] SEAL  
5. 9S-8002 [2] PLUG  
6. 8J-6080 [1] SPRING (outer)  
7. 8J-6079 [2] SPRING (inner)  
8. 8J-6087 [2] RETAINER  
9. 8J-8552 [1] SPRING  
10. 8J-6088 [2] RETAINER  
11. 8J-1914 [2] PLUG  
12. 7M-8485 [2] SEAL  
13. 7J-7844 [8] RETAINER  
 

#UEG0852S0228
 

8J-8501: HYDRAULIC TANK

HYDRAULIC TANK (8J8501 N/S)--70 U.S. Gallon
Serial No. 51U590 to 51U700 inclusive
c144607 UEG0852S
8J8501 HYDRAULIC TANK Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-3702 [1] HEAD ASSEM.  
2. 8J-3700 [1] BOSS  
3. 4D-9376 [1] BOSS  
4. 4J-3754 [1] CAP  
5. 4B-9782 [1] BALL  
6. 4J-3816 [1] PLATE  
7. 4J-3815 [1] GASKET  
8. 7B-2805 [1] RING  
9. 3D-6678 [1] STRAINER ASSEM.  
10. 4J-8251 [1] GROMMET  
11. 4J-8252 [1] GLASS  
12. 4J-8250 [1] RETAINER  
13. 4J-8265 [4] NUT  
14. 9S-9994 [1] ADAPTER ASSEM.  
  9H-6687 [1] PIN  
15. 5M-2669 [1] PLUG  
16. 3B-0551 [1] PLUG  
17. 0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
18. 2M-9189 [1] GASKET  
19. 8J-8488 [1] TANK ASSEM.  
20. 8J-3692 [1] BOSS  
21. 7J-3958 [1] DISC  
22. 5J-0096 [4] STUD  
23. 8J-6024 [1] BLOCK  
24. 7J-3957 [2] WASHER  
25. 8J-3738 [1] VALVE  
  3D-2824 [1] SEAL  
26. 8J-3803 [1] COUPLING  
  8J-3699 [1] SEAL  
 

#UEG0852S0229
 

8J-8501: HYDRAULIC TANK

HYDRAULIC TANK (8J8501 N/S)--70 U.S. Gallon
Serial No. 51U701 to 51U1302 inclusive
c149405 UEG0852S
8J8501 HYDRAULIC TANK Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-3702 [1] HEAD ASSEM.  
2. 8J-3700 [1] BOSS  
3. 4D-9376 [1] BOSS  
4. 4J-3754 [1] CAP  
5. 4B-9782 [1] BALL  
6. 4J-3816 [1] PLATE  
7. 4J-3815 [1] GASKET  
8. 7B-2805 [1] RING  
9. 3D-6678 [1] STRAINER ASSEM.  
10. 4J-8251 [1] GROMMET  
11. 4J-8252 [1] GLASS  
12. 4J-8250 [1] RETAINER  
13. 4J-8265 [4] NUT  
14. 9S-9994 [1] ADAPTER ASSEM.  
  9H-6687 [1] PIN  
15. 5M-2669 [1] PLUG  
16. 3B-0551 [1] PLUG  
17. 0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
18. 2M-9189 [1] GASKET  
19. 9J-3541 C [1] TANK ASSEM.  
20. 8J-3692 [1] BOSS  
21. 8J-6024 [1] BLOCK  
22. 5J-0096 [4] STUD  
23. 9J-3537 C [1] TUBE ASSEM.  
24. 7J-3957 [2] WASHER  
25. 7J-3958 [1] DISC  
26. 8J-3738 [1] VALVE  
  3D-2824 [1] SEAL  
27. 8J-3803 [1] COUPLING  
  8J-3699 [1] SEAL  
28. 0S-1585 C [2] BOLT  
  3B-4508 [2] LOCKWASHER  
29. 9J-3542 C [1] GASKET  
  C   INDICATES CHANGE
 

Information:

Service Letter-NACD
Certain 0R1722 Remanufactured Hydraulic Pump Barrel Assemblies Need To Be Removed From Parts Stock
Certain 0R1722 Remanufactured Hydraulic Pump Barrel Assemblies Need To Be Removed From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Specifications
Valve Rocker Arms And Cam Followers
4.5" BORE, V8 VEHICLE ENGINE (DIRECT INJECTION)
Make-Up Valve<BR> (7J7853)
225 EXCAVATOR HYDRAULIC SYSTEM
Valve Rocker Arms And Cam Followers
3208 VEHICULAR ENGINE
Logic Valve<BR> (3G4063)
225 EXCAVATOR HYDRAULIC SYSTEM
Service Letter-China
Certain 0R1722 Remanufactured Hydraulic Pump Barrel Assemblies Need To Be Removed From Parts Stock
Certain 0R1722 Remanufactured Hydraulic Pump Barrel Assemblies Need To Be Removed From Parts Stock
Service Letter-Asia
Service Letter-APD
Disassembly and Assembly
Safety Valve
225 EXCAVATOR VEHICLE SYSTEMS
Make-Up Valves
225 EXCAVATOR VEHICLE SYSTEMS
Three Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Five Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Summing Valve
225 EXCAVATOR VEHICLE SYSTEMS
Three Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Line Make-Up Valves
225 EXCAVATOR VEHICLE SYSTEMS
Make-Up Valves
225 EXCAVATOR VEHICLE SYSTEMS
Logic Valve
225 EXCAVATOR VEHICLE SYSTEMS
Service Magazine
Snap Ring No Longer Used On Shaft Of Piston-Type Hydraulic Pumps And Motors{5070,5058}
1980/08/04
Maximum Permissible Rates For Case Drain Leakage Permit Field Checks Of Piston-Type Hydraulic Pumps And Motors{5070,5058}
1980/09/01
New Inserts For Piston-Type Hydraulic Pumps Give Longer Service Life{5070}
1981/03/09
New Lip-Type Seal Helps Prevent Leaks In Hydraulic Control Valve Groups{5050}
1984/06/11

Caterpillar Parts SIS Catalog 225 :

8K-0186 HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
HYDRAULIC CONTROL
8K-0186 HYDRAULIC CONTROL
VALVE GP-PILOT
9J-0387 VALVE GP-PILOT
VALVE GP-PILOT
9J-0387 VALVE GP-PILOT
SELECTOR VALVE GROUP
8J-8606 SELECTOR VALVE GROUP
VALVE GP-SELECTOR
8J-5880 VALVE GP-SELECTOR
VALVE GP-SELECTOR
9J-5447 VALVE GP-SELECTOR
PILOT VALVE GROUP
8J-1919 PILOT VALVE GROUP
VALVE GP
8J-1918 VALVE GP
HYDRAULIC TANK
8J-8501 HYDRAULIC TANK

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.