HYDRAULIC SYSTEM
PUMP GPMISCELLANEOUS INFORMATION
MOTOR GP
PLATE GP-HYDRAULIC BLOCKING
PUMP GP
VALVE GP-SERVO
HYDRAULIC SYSTEM
PUMP GP#SEBP12260630
9T-3870: ROTATING GP-PUMP
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3370 | [1] | BARREL-CYLINDER | |
| 2. | 9T-4222 Y | [1] | SHAFT GP-STUB | |
| 3. | 9T-3366 | [1] | PLATE-RETAINING | |
| 4. | 9T-3422 | [1] | PLATE-PORT | |
| 5. | 9T-3745 | [14] | RING | |
| 6. | 9T-3369 | [1] | PIN-CENTERING | |
| 7. | 9T-3371 | [7] | PISTON | |
| 8. | 9T-3391 B | [1] | SPACER-SPRING 5.3MM(.209IN)THK | |
| 9T-3392 B | [1] | SPACER-SPRING 5.4MM(.213IN)THK | ||
| 9T-3393 B | [1] | SPACER-SPRING 5.5MM(.217IN)THK | ||
| 9T-3394 B | [1] | SPACER-SPRING 5.6MM(.220IN)THK | ||
| 9T-3395 B | [1] | SPACER-SPRING 5.7MM(.224IN)THK | ||
| 9T-3396 B | [1] | SPACER-SPRING 5.8MM(.228IN)THK | ||
| 9T-3397 B | [1] | SPACER-SPRING 5.9MM(.232IN)THK | ||
| 9. | 9T-3368 | [4] | SPRING-BELLVILLE | |
| B | USE AS REQUIRED | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12260631
9T-4222: SHAFT GP-STUB
9T4222 SHAFT GP-STUB
PART OF 9T3870 PUMP ROTATING
PART OF 9T3870 PUMP ROTATING
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3385 | [1] | SHAFT | |
| 2. | 9T-3376 B | [1] | SHIM 2.7MM(.106IN)THK | |
| 9T-3377 B | [1] | SHIM 2.8MM(.110IN)THK | ||
| 9T-3378 B | [1] | SHIM 2.9MM(.114IN)THK | ||
| 9T-3379 B | [1] | SHIM 3MM(.118IN)THK | ||
| 9T-3380 B | [1] | SHIM | ||
| 3. | 9T-3873 | [1] | BEARING AS | |
| 4. | 9T-2966 | [14] | SCREW-MACHINE | |
| 5. | 9T-3876 | [1] | BEARING AS | |
| 6. | 9T-2004 | [1] | NUT-BEARING LOCK | |
| B | USE AS REQUIRED | |||
#SEBP12260632
9T-4221: SHAFT GP
9T4221 SHAFT GP
PART OF 9T3714 PUMP ROTATING
PART OF 9T3714 PUMP ROTATING
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3384 | [1] | SHAFT | |
| 2. | 9T-3376 B | [1] | SHIM 2.7MM(.106IN)THK | |
| 9T-3377 B | [1] | SHIM 2.8MM(.110IN)THK | ||
| 9T-3378 B | [1] | SHIM 2.9MM(.114IN)THK | ||
| 9T-3379 B | [1] | SHIM 3MM(.118IN)THK | ||
| 9T-3380 B | [1] | SHIM | ||
| 3. | 9T-3873 | [1] | BEARING AS | |
| 4. | 9T-2004 | [1] | NUT-BEARING LOCK | |
| 5. | 9T-3876 | [1] | BEARING AS | |
| B | USE AS REQUIRED | |||
#SEBP12260633
8K-4707: PLATE GP-HYDRAULIC BLOCKING
8K4707 HYDRAULIC BLOCKING PLATE GROUP-SECTION
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS#SEBP12260634
8K-3570: PLATE GP-HYDRAULIC BLOCKING
8K3570 HYDRAULIC BLOCKING PLATE GROUP
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS#SEBP12260635
3G-3286: HEAD GP-PUMP
3G3286 PUMP CONTROL HEAD GROUP-TYPE 1
SERIAL NO. 51U4939-UP & 61X408-UP
4T1111-PAGE 150
PART OF 3G3287 PISTON PUMP
SERIAL NO. 51U4939-UP & 61X408-UP
4T1111-PAGE 150
PART OF 3G3287 PISTON PUMP
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-0496 | [1] | COVER | |
| 2. | 2D-0598 | [2] | SEAL | |
| 3. | 3G-2864 | [1] | COVER | |
| 4. | 6F-8205 BC | [6] | WASHER | |
| 5. | 3G-7629 | [1] | SPRING | |
| 6. | 8J-2029 | [1] | SPACER | |
| 7. | 8J-3883 | [1] | CARTRIDGE | |
| 8. | 8J-2028 | [1] | SPACER | |
| 9. | 8J-8725 | [8] | SEAL | |
| 10. | 8J-5472 | [8] | RING | |
| 11. | 4T-1111 CY | [1] | VALVE GROUP | |
| 12. | 9J-4985 | [1] | PISTON AS. | |
| 13. | 9J-4764 | [1] | HEAD | |
| 14. | 8J-0422 | [1] | CUP | |
| 15. | 9S-8002 | [6] | PLUG | |
| 3J-7354 | [6] | SEAL | ||
| 16. | 032-9313 | [1] | SEAL | |
| 17. | 3G-1794 | [1] | ADJUSTER | |
| 18. | 2S-4078 | [1] | SEAL | |
| 19. | 3G-1699 | [1] | PLUG | |
| 20. | 7F-6999 | [1] | NUT | |
| 21. | 3G-1834 | [1] | SPRING (INNER) | |
| 8J-2357 | [1] | SPRING (OUTER) | ||
| 22. | 5J-9101 BC | [2] | SHIM .2540MM(.010IN.)THK | |
| B | USE AS REQUIRED | |||
| C | INDICATES CHANGE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12260636
3G-3286: HEAD GP-PUMP
3G3286 PUMP CONTROL HEAD GROUP
SERIAL NO. 51U2832 TO 51U4938 INCLUSIVE & 61X381 TO 61X407 INCLUSIVE
3G3920-PAGE 150
PART OF 3G3287, 4T7426 PISTON PUMPS
SERIAL NO. 51U2832 TO 51U4938 INCLUSIVE & 61X381 TO 61X407 INCLUSIVE
3G3920-PAGE 150
PART OF 3G3287, 4T7426 PISTON PUMPS
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-0496 | [1] | COVER | |
| 2. | 2D-0598 | [2] | SEAL | |
| 3. | 3G-2864 | [1] | COVER | |
| 4. | 5J-9100 | [2] | SHIM .1270 mm(.005 in.) thick | |
| 5J-9101 | [5] | SHIM .2540 mm(.010 in.) thick | ||
| 5. | 3G-7629 | [1] | SPRING | |
| 6. | 8J-2029 | [1] | SPACER | |
| 7. | 8J-3883 | [1] | CARTRIDGE | |
| 8. | 8J-2028 | [1] | SPACER | |
| 9. | 8J-8725 | [8] | SEAL | |
| 10. | 8J-5472 | [8] | RING | |
| 11. | 3G-3920 YC | [1] | VALVE GROUP | |
| (Separate Illustration) | ||||
| 12. | 9J-4985 | [1] | PISTON ASSEM. | |
| 13. | 9J-4764 | [1] | HEAD | |
| 14. | 8J-0422 | [1] | CUP | |
| 15. | 9S-8002 | [6] | PLUG | |
| 3J-7354 | [6] | SEAL | ||
| 16. | 032-9313 | [1] | SEAL | |
| 17. | 3G-1794 | [1] | ADJUSTER | |
| 18. | 2S-4078 | [1] | SEAL | |
| 19. | 3G-1699 | [1] | PLUG | |
| 20. | 7F-6999 | [1] | NUT | |
| 21. | 3G-1834 | [1] | SPRING (inner) | |
| 8J-2357 | [1] | SPRING (outer) | ||
| C | INDICATES CHANGE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12260637
3G-3286: HEAD GP-PUMP
3G3286 PUMP CONTROL HEAD GROUP-TYPE 2
SERIAL NO. 51U4939-UP & 61X408-UP
4T1111-PAGE 150
PART OF 3G3287 PISTON PUMP
SERIAL NO. 51U4939-UP & 61X408-UP
4T1111-PAGE 150
PART OF 3G3287 PISTON PUMP
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8J-0496 | [1] | COVER | |
| 2. | 2D-0598 | [2] | SEAL-O-RING | |
| 3. | 3G-2864 | [1] | COVER | |
| 4. | 6F-8205 B | [6] | WASHER | |
| 5. | 9T-2189 C | [1] | SPRING | |
| 6. | 8J-2029 | [1] | SPACER | |
| 7. | 8J-3883 | [1] | CARTRIDGE | |
| 8. | 8J-2028 | [1] | SPACER | |
| 9. | 8J-8725 C | [6] | SEAL-O-RING | |
| 10. | 8J-5472 C | [6] | RING-BACK-UP | |
| 11. | 4T-1111 Y | [1] | VALVE GP-SERVO | |
| 12. | 9J-4985 | [1] | PISTON AS | |
| 13. | 9J-4764 | [1] | HEAD-PUMP | |
| 14. | 8J-0422 | [1] | CUP-ROLLER BEARING | |
| 15. | 9S-8002 C | [5] | PLUG-O-RING | |
| 3J-7354 C | [5] | SEAL-O-RING | ||
| 16. | 032-9313 | [1] | SEAL-O-RING | |
| 17. | 3G-1794 | [1] | ADJUSTER-SPRING | |
| 18. | 2S-4078 | [1] | SEAL-O-RING | |
| 19. | 3G-1699 | [1] | PLUG | |
| 20. | 7F-6999 | [1] | NUT-JAM | |
| 21. | 3G-1834 | [1] | SPRING (INNER) | |
| 8J-2357 | [1] | SPRING (OUTER) | ||
| 22. | 5J-9101 B | [2] | SHIM .2540MM(.010IN.)THK | |
| B | USE AS REQUIRED | |||
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12260638
9T-3704: HEAD GP-PUMP
Parts for your 225 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3767 Y | [1] | VALVE GP | |
| 2. | 9T-3047 | [1] | COVER | |
| 3. | 9T-3418 | [1] | HEAD | |
| 4. | 9T-3400 | [1] | PISTON-ACTUATING | |
| 5. | 9T-3401 | [1] | FORK | |
| 6. | 9T-3398 | [1] | SLEEVE | |
| 7. | 9T-3399 | [1] | SPOOL-CONTROL | |
| 8. | 9T-3413 | [1] | BRACKET | |
| 9. | 9T-3367 | [1] | SPRING | |
| 10. | 9T-3412 | [1] | BUSHING | |
| 11. | 9T-3411 | [1] | SPRING | |
| 12. | 9T-3416 | [1] | GUIDE | |
| 13. | 9T-3417 | [1] | COLLAR | |
| 14. | 9T-3420 | [1] | SPRING | |
| 15. | 9T-3373 | [1] | COLLAR | |
| 16. | 6E-4930 | [1] | PLUG | |
| 17. | 6E-4929 | [1] | SETSCREW | |
| 18. | 9T-3405 | [2] | PIN | |
| 19. | 9T-3374 | [1] | PIN | |
| 20. | 9T-3414 | [1] | LEVER-CONTROL | |
| 21. | 9T-3390 | [1] | SETSCREW | |
| 22. | 9T-3381 | [1] | SPRING | |
| 23. | 9T-3382 | [1] | GASKET | |
| 24. | 9T-3048 | [2] | LOCKNUT-SEAL | |
| 25. | 6E-4928 | [1] | LOCKNUT-SEAL | |
| 26. | 8T-5447 | [6] | RING-RETAINING | |
| 27. | 8T-7942 | [2] | DOWEL | |
| 28. | 8T-7941 | [2] | DOWEL | |
| 29. | 6V-3922 | [1] | SEAL-O-RING | |
| 30. | 9T-3881 | [1] | BALL BEARING AS | |
| 31. | 9T-3939 | [1] | BEARING-NEEDLE | |
| 32. | 8T-8443 M | [4] | BOLT-SOCKET HEAD | |
| 33. | 8T-3957 M | [12] | BOLT-HEX SOCKET | |
| 34. | 9T-3871 | [1] | SEAL-RECTANGULAR | |
| 35. | 9T-3872 | [1] | SEAL-RECTANGULAR | |
| 36. | 8T-8442 M | [1] | BOLT-SOCKET HEAD | |
| 37. | 9T-3941 | [2] | PLUG-BREAKOFF | |
| 38. | 9S-8004 | [1] | PLUG-O-RING | |
| 39. | 9T-3049 | [1] | BOLT-STOP | |
| 40. | 3J-1907 | [1] | SEAL | |
| 41. | 5F-9144 | [1] | SEAL-O-RING (SMALL) | |
| 2D-0598 | [1] | SEAL-O-RING (LARGE) | ||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12260639
4T-1111: VALVE GP-SERVO
4T1111 SERVO VALVE GROUP
SERIAL NO. 51U4939-UP AND 61X408-UP
PART OF 3G3286 PUMP CONTROL
SERIAL NO. 51U4939-UP AND 61X408-UP
PART OF 3G3286 PUMP CONTROL
Parts for your 225 EXCAVATOR:
CATERPILLAR SISInformation:
HYDRAULIC SYSTEM
PUMP GP
Special Instruction
Installation Of Auxiliary Pump And 4V5807 Or 4V5808 Auxiliary Hydraulic Lines Group{5057}
Installation Of Auxiliary Pump And 4V5807 Or 4V5808 Auxiliary Hydraulic Lines Group{5057}
Installation Of Auxiliary Pump And 4V5807 Or 4V5808 Auxiliary Hydraulic Lines Group{5057}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
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
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
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
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
Certain 0R1722 Remanufactured Hydraulic Pump Barrel Assemblies Need To Be Removed From Parts Stock
Service Letter-Asia
Reuse And Salvage Guidelines
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Service Letter-APD
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
Certain 0R1722 Remanufactured Hydraulic Pump Barrel Assemblies Need To Be Removed From Parts Stock
Bench Test Procedures
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}
Disassembly and Assembly
Service Magazine
Identification Grooves Used On Slippers For Pistons In Hydraulic Pumps And Motors{5070,5058}
1984/11/26
1984/11/26
Two New Measuring Kits Are Available For Bent-Axis Piston Pumps And Hydraulic Motors{0767,5058,5070}
1987/05/18
1987/05/18
Change Made To 3G225 Housing To Prevent Failure Of 9J9847 Swivel Group{5060,5057,7050,4351}
1978/11/20
1978/11/20
New Hydraulic Pump Pressure Plates are Now Available for Certain Excavators and Wheeled Excavators {5073}
New Hydraulic Pump Pressure Plates are Now Available for Certain Excavators and Wheeled Excavators {5073}
New Hydraulic Pump Pressure Plates are Now Available for Certain Excavators and Wheeled Excavators {5073}
Caterpillar Parts SIS Catalog 225 :
Truck sale:
CATERPILLAR 225 1985
- TRACK EXCAVATORS
ZEPPELIN BAUMASCHINEN
Gebrauchtmaschinen Pool Karl-Bröger-Strasse 8 - Alsfeld
- TRACK EXCAVATORS
ZEPPELIN BAUMASCHINEN
Gebrauchtmaschinen Pool Karl-Bröger-Strasse 8 - Alsfeld



