HYDRAULIC SYSTEM
CYLINDER GPDRIVE GP
HYDRAULIC SYSTEM
CYLINDER GP#SEBP51920440
236-9769: CYLINDER GP-COUNTERWEIGHT
236-9769 CYLINDER GP-COUNTERWEIGHT
S/N B6N1-UP
120.6-MM (4.7-IN) BORE X 845-MM (33.3-IN) STROKE
PART OF 225-4533 CYLINDER & SEAL GP-CTWT
ALSO AN ATTACHMENT
S/N B6N1-UP
120.6-MM (4.7-IN) BORE X 845-MM (33.3-IN) STROKE
PART OF 225-4533 CYLINDER & SEAL GP-CTWT
ALSO AN ATTACHMENT
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 236-9966 | [1] | CYLINDER AS | |
| 1A. | 123-3790 | [1] | BUSHING | |
| 2. | 5J-3488 | [1] | LOCKNUT (2-1/4-12-THD) | |
| 3. | 4T-8588 | [1] | SEAL AS | |
| 4. | 8T-8390 | [1] | RING-WEAR | |
| 5. | 139-3326 | [1] | PISTON | |
| 6. | 2J-3961 | [1] | RING-BACKUP | |
| 7. | 175-7903 | [1] | SEAL-O-RING | |
| 8. | 114-8135 | [1] | HEAD | |
| 225-3284 | [1] | SEAL-WIPER | ||
| 9. | 236-9967 | [1] | ROD AS | |
| 9A. | 123-3790 | [1] | BUSHING | |
| 10. | 225-3284 | [1] | SEAL-WIPER | |
| 11. | 167-2319 | [1] | SEAL-U-CUP | |
| 12. | 167-2208 | [1] | SEAL AS-BUFFER | |
| 13. | 8C-9161 | [1] | RING-WEAR |
#SEBP51920441
225-4515: DRIVE GP-AUXILIARY PUMP
225-4515 DRIVE GP-AUXILIARY PUMP
S/N B6N1-UP
PART OF 239-8950 CONTROL AR-AUXILIARY, 203-9339 PARTS AR-MISCELLANEOUS
ALSO AN ATTACHMENT
S/N B6N1-UP
PART OF 239-8950 CONTROL AR-AUXILIARY, 203-9339 PARTS AR-MISCELLANEOUS
ALSO AN ATTACHMENT
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 234-4620 Y | [1] | DRIVE GP-AUXILIARY PUMP (ACCESSORY DRIVE) | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBP51920442
234-4620: DRIVE GP-AUXILIARY PUMP
234-4620 DRIVE GP-AUXILIARY PUMP -ACCESSORY DRIVE
S/N NRF1-UP; B6N1-UP
PART OF 225-4515 DRIVE GP-AUXILIARY PUMP, 288-6335, 305-5632, 319-6848 PARTS AR-MISCELLANEOUS
ALSO AN ATTACHMENT
S/N NRF1-UP; B6N1-UP
PART OF 225-4515 DRIVE GP-AUXILIARY PUMP, 288-6335, 305-5632, 319-6848 PARTS AR-MISCELLANEOUS
ALSO AN ATTACHMENT
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS#SEBP51920443
295-9441: DRIVE GP-AUXILIARY PUMP
295-9441 DRIVE GP-AUXILIARY PUMP -ACCESSORY DRIVE
S/N NRF1-UP; B6N1-UP
PART OF 234-4620 DRIVE GP-AUXILIARY PUMP
ALSO AN ATTACHMENT
S/N NRF1-UP; B6N1-UP
PART OF 234-4620 DRIVE GP-AUXILIARY PUMP
ALSO AN ATTACHMENT
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5I-8754 | [3] | SPACER-BEARING (35X45X3-MM THK) | |
| 2. | 170-9964 | [1] | BEARING | |
| 3. | 2W-1145 | [1] | RING-RETAINING (INTERNAL) | |
| 4. | 206-9298 | [1] | SEAL-O-RING | |
| 5. | 8T-9597 | [1] | RING-RETAINING | |
| 6. | 236-6919 | [1] | SEAL-O-RING | |
| 7. | 8H-5352 | [2] | BALL BEARING | |
| 8. | 8T-9080 M | [2] | BOLT-SOCKET HEAD (M12X1.75X20-MM) | |
| 9. | 249-6670 | [1] | SEAL-O-RING | |
| 10. | 225-4517 | [1] | PLATE | |
| 11. | 8T-4944 M | [3] | BOLT-SOCKET HEAD (M16X2X40-MM) | |
| M | METRIC PART | |||
#SEBP51920444
227-6046: DRIVE GP-SWING
227-6046 DRIVE GP-SWING -WITH MOTOR, LH
S/N NRF1-104; B6N1-UP
PART OF 227-6043 POWER TRAIN AR, 291-3940 SPECIAL AR-OEM
S/N NRF1-104; B6N1-UP
PART OF 227-6043 POWER TRAIN AR, 291-3940 SPECIAL AR-OEM
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS#SEBP51920445
227-6047: DRIVE GP-SWING
227-6047 DRIVE GP-SWING -WITH MOTOR, RH
S/N NRF1-104; B6N1-UP
PART OF 227-6043 POWER TRAIN AR, 291-3940 SPECIAL AR-OEM
S/N NRF1-104; B6N1-UP
PART OF 227-6043 POWER TRAIN AR, 291-3940 SPECIAL AR-OEM
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS#SEBP51920446
227-6113: DRIVE GP-SWING
227-6113 DRIVE GP-SWING -WITHOUT MOTOR, LH
S/N NRF1-104; B6N1-UP
PART OF 227-6046 DRIVE GP-SWING
S/N NRF1-104; B6N1-UP
PART OF 227-6046 DRIVE GP-SWING
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 4I-1422 I | [1] | HOSE AS | |
| 2. | 4I-7464 | [4] | GEAR-PLANETARY (25-TEETH) | |
| 3. | 4I-7466 | [4] | GEAR-PLANETARY (23-TEETH) | |
| 4. | 4I-7467 | [1] | GEAR-RING (72-TEETH) | |
| 5. | 6V-7238 | [1] | VALVE-SHUTOFF (SWING DRIVE) | |
| 6. | 7I-7728 | [1] | CARRIER-PLANETARY | |
| 7. | 7Y-0597 | [1] | SPACER-SPECIAL | |
| 8. | 7Y-1238 | [1] | CARRIER | |
| 9. | 093-1730 | [2] | RING-RETAINING | |
| 10. | 094-1509 | [4] | SHAFT-PLANETARY | |
| 11. | 094-1528 | [8] | WASHER (53X84X1-MM THK) | |
| 12. | 095-1806 | [1] | BEARING-ROLLER | |
| 13. | 096-2653 | [1] | RING-RETAINING | |
| 14. | 096-4339 | [1] | BEARING AS-ROLLER | |
| 15. | 110-7216 | [1] | GEAR-SUN (24-TEETH) | |
| 16. | 114-1383 | [4] | SHAFT-PLANETARY | |
| 17. | 114-1398 | [1] | GAUGE-OIL LEVEL (SWING DRIVE) | |
| 18. | 114-1399 | [1] | PIPE-GAUGE | |
| 19. | 114-1401 | [1] | COVER-HOUSING | |
| 20. | 114-1403 | [1] | CAGE | |
| 21. | 4H-6112 | [1] | BREATHER (SWING DRIVE) | |
| 22. | 136-2802 | [2] | CONNECTOR | |
| 23. | 136-2803 | [2] | CLIP | |
| 24. | 227-6215 | [1] | BOSS (1/4-18-THD) | |
| 25. | 169-5534 | [1] | HOUSING | |
| 26. | 169-5535 | [1] | GEAR-SUN (20-TEETH) | |
| 27. | 227-6108 | [1] | SHAFT-PINION | |
| 28. | 093-1731 | [1] | RING-RETAINING | |
| 29. | 094-0584 | [8] | WASHER (40.3X72X1-MM THK) | |
| 30. | 199-4582 | [4] | BEARING AS | |
| 31. | 095-0886 | [4] | PIN-SPRING | |
| 32. | 095-0891 | [4] | PIN-SPRING | |
| 33. | 135-9044 | [2] | SEAL-LIP TYPE | |
| 34. | 3K-0360 | [1] | SEAL-O-RING | |
| 35. | 5P-2235 | [1] | SEAL-O-RING | |
| 36. | 191-2513 | [8] | BEARING AS-ROLLER | |
| 37. | 7Y-0595 | [1] | SPACER (58X79.6X6-MM THK) | |
| 38. | 7Y-1434 | [1] | SPACER (40X69.5X6-MM THK) | |
| 39. | 8T-4183 M | [8] | BOLT (M12X1.75X40-MM) | |
| 40. | 8T-4223 | [10] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 41. | 8T-4244 M | [1] | NUT (M12X1.75-THD) | |
| 42. | 8T-4956 M | [1] | BOLT (M12X1.75X35-MM) | |
| 43. | 8T-6385 M | [16] | BOLT (M16X2X180-MM) | |
| 44. | 9X-8257 | [16] | WASHER (17.5X30X3.5-MM THK) | |
| 45. | 1U-8846 B | SEALANT-GASKET | ||
| B | USE AS REQUIRED | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
#SEBP51920447
227-6114: DRIVE GP-SWING
227-6114 DRIVE GP-SWING -WITHOUT MOTOR, RH
S/N NRF1-104; B6N1-UP
PART OF 227-6047 DRIVE GP-SWING
S/N NRF1-104; B6N1-UP
PART OF 227-6047 DRIVE GP-SWING
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 4I-1422 I | [1] | HOSE AS | |
| 2. | 4I-7464 | [4] | GEAR-PLANETARY (25-TEETH) | |
| 3. | 4I-7466 | [4] | GEAR-PLANETARY (23-TEETH) | |
| 4. | 4I-7467 | [1] | GEAR-RING (72-TEETH) | |
| 5. | 6V-7238 | [1] | VALVE-SHUTOFF (SWING DRIVE) | |
| 6. | 7I-7728 | [1] | CARRIER-PLANETARY | |
| 7. | 7Y-0597 | [1] | SPACER-SPECIAL | |
| 8. | 7Y-1238 | [1] | CARRIER | |
| 9. | 093-1730 | [2] | RING-RETAINING | |
| 10. | 094-1509 | [4] | SHAFT-PLANETARY | |
| 11. | 094-1528 | [8] | WASHER (53X84X1-MM THK) | |
| 12. | 095-1806 | [1] | BEARING-ROLLER | |
| 13. | 096-2653 | [1] | RING-RETAINING | |
| 14. | 096-4339 | [1] | BEARING AS-ROLLER | |
| 15. | 110-7216 | [1] | GEAR-SUN (24-TEETH) | |
| 16. | 114-1383 | [4] | SHAFT-PLANETARY | |
| 17. | 114-1398 | [1] | GAUGE-OIL LEVEL (SWING DRIVE) | |
| 18. | 114-1399 | [1] | PIPE-GAUGE | |
| 19. | 114-1401 | [1] | COVER-HOUSING | |
| 20. | 114-1403 | [1] | CAGE | |
| 21. | 4H-6112 | [1] | BREATHER (SWING DRIVE) | |
| 22. | 136-2802 | [2] | CONNECTOR | |
| 23. | 136-2803 | [2] | CLIP | |
| 24. | 227-6215 | [1] | BOSS (1/4-18-THD) | |
| 25. | 169-5534 | [1] | HOUSING | |
| 26. | 169-5535 | [1] | GEAR-SUN (20-TEETH) | |
| 27. | 227-6108 | [1] | SHAFT-PINION | |
| 28. | 093-1731 | [1] | RING-RETAINING | |
| 29. | 094-0584 | [8] | WASHER (40.3X72X1-MM THK) | |
| 30. | 199-4582 | [4] | BEARING AS | |
| 31. | 095-0886 | [4] | PIN-SPRING | |
| 32. | 095-0891 | [4] | PIN-SPRING | |
| 33. | 135-9044 | [2] | SEAL-LIP TYPE | |
| 34. | 3K-0360 | [1] | SEAL-O-RING | |
| 35. | 5P-2235 | [1] | SEAL-O-RING | |
| 36. | 191-2513 | [8] | BEARING AS-ROLLER | |
| 37. | 7Y-0595 | [1] | SPACER (58X79.6X6-MM THK) | |
| 38. | 7Y-1434 | [1] | SPACER (40X69.5X6-MM THK) | |
| 39. | 8T-4183 M | [8] | BOLT (M12X1.75X40-MM) | |
| 40. | 8T-4223 | [10] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 41. | 8T-4244 M | [1] | NUT (M12X1.75-THD) | |
| 42. | 8T-4956 M | [1] | BOLT (M12X1.75X35-MM) | |
| 43. | 8T-6385 M | [16] | BOLT (M16X2X180-MM) | |
| 44. | 9X-8257 | [16] | WASHER (17.5X30X3.5-MM THK) | |
| 45. | 1U-8846 B | SEALANT-GASKET | ||
| B | USE AS REQUIRED | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
#SEBP51920448
296-6249: DRIVE GP-SWING
296-6249 DRIVE GP-SWING -WITH MOTOR, RH
S/N NRF105-UP; B6N1-UP
PART OF 227-6043 POWER TRAIN AR, 291-3940 SPECIAL AR-OEM
ALSO AN ATTACHMENT
S/N NRF105-UP; B6N1-UP
PART OF 227-6043 POWER TRAIN AR, 291-3940 SPECIAL AR-OEM
ALSO AN ATTACHMENT
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS#SEBP51920449
296-6250: DRIVE GP-SWING
296-6250 DRIVE GP-SWING -WITHOUT MOTOR, RH
S/N NRF105-UP; B6N1-UP
PART OF 296-6249 DRIVE GP-SWING
ALSO AN ATTACHMENT
S/N NRF105-UP; B6N1-UP
PART OF 296-6249 DRIVE GP-SWING
ALSO AN ATTACHMENT
Parts for your 345C L MOBILE HYD POWER UNIT:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 4H-6112 | [1] | BREATHER (SWING DRIVE) | |
| 2. | 4I-7464 | [4] | GEAR-PLANETARY (25-TEETH) | |
| 3. | 4I-7466 | [4] | GEAR-PLANETARY (23-TEETH) | |
| 4. | 4I-7467 | [1] | GEAR-RING (72-TEETH) | |
| 5. | 6V-7238 | [1] | VALVE-SHUTOFF | |
| 6. | 7I-7728 | [1] | CARRIER-PLANETARY | |
| 7. | 7Y-0597 | [1] | SPACER-SPECIAL | |
| 8. | 7Y-1238 | [1] | CARRIER | |
| 9. | 093-1730 | [2] | RING-RETAINING | |
| 10. | 094-1509 | [4] | SHAFT-PLANETARY | |
| 11. | 094-1528 | [8] | WASHER (53X84X1-MM THK) | |
| 12. | 095-1806 | [1] | BEARING-ROLLER | |
| 13. | 096-2653 | [1] | RING-RETAINING | |
| 14. | 096-4339 | [1] | BEARING AS-ROLLER | |
| 15. | 110-7216 | [1] | GEAR-SUN (24-TEETH) | |
| 16. | 114-1383 | [4] | SHAFT-PLANETARY | |
| 17. | 114-1398 | [1] | GAUGE-OIL LEVEL (SWING DRIVE) | |
| 18. | 114-1399 | [1] | PIPE-GAUGE | |
| 19. | 114-1401 | [1] | COVER-HOUSING | |
| 20. | 114-1403 | [1] | CAGE | |
| 21. | 136-2802 | [2] | CONNECTOR | |
| 22. | 136-2803 | [2] | CLIP | |
| 23. | 169-5534 | [1] | HOUSING | |
| 24. | 169-5535 | [1] | GEAR-SUN (20-TEETH) | |
| 25. | 227-6108 | [1] | SHAFT-PINION | |
| 26. | 227-6215 | [1] | BOSS (1/4-18-THD) | |
| 27. | 296-6251 I | [1] | HOSE AS | |
| 28. | 093-1731 | [1] | RING-RETAINING | |
| 29. | 094-0584 | [8] | WASHER (40.3X72X1-MM THK) | |
| 30. | 199-4582 | [4] | BEARING AS | |
| 31. | 095-0886 | [4] | PIN-SPRING | |
| 32. | 509-6676 | [4] | PIN-SPRING | |
| 33. | 135-9044 | [2] | SEAL-LIP TYPE | |
| 34. | 3K-0360 | [1] | SEAL-O-RING | |
| 35. | 5P-2235 | [1] | SEAL-O-RING | |
| 36. | 191-2513 | [8] | BEARING AS-ROLLER | |
| 37. | 7Y-0595 | [1] | SPACER (58X79.6X6-MM THK) | |
| 38. | 7Y-1434 | [1] | SPACER (40X69.5X6-MM THK) | |
| 39. | 453-3447 M | [8] | BOLT (M12X1.75X40-MM) | |
| 40. | 451-2182 | [10] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 41. | 8T-4244 M | [1] | NUT (M12X1.75-THD) | |
| 42. | 453-3446 M | [1] | BOLT (M12X1.75X35-MM) | |
| 43. | 453-2843 M | [16] | BOLT (M16X2X180-MM) | |
| 44. | 451-2175 | [16] | WASHER-HARD (17.5X30X3.5-MM THK) | |
| 45. | 1U-8846 B | SEALANT-GASKET | ||
| B | USE AS REQUIRED | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
Information:
HYDRAULIC SYSTEM
CYLINDER GP
Special Instruction
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Inspection Procedure for Boom Cylinder Assembly Cracks on Certain 330B, 330C, 345B, 345C, and 345D Excavators {5456, 7562}
Inspection Procedure for Boom Cylinder Assembly Cracks on Certain 330B, 330C, 345B, 345C, and 345D Excavators {5456, 7562}
Inspection Procedure for Boom Cylinder Assembly Cracks on Certain 330B, 330C, 345B, 345C, and 345D Excavators {5456, 7562}
Tool Operating Manual
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
Contamination Control Guidelines
Applied Failure Analysis
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the
Service Magazine
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
A Procedure to Inspect the Boom Cylinder Assembly is Available for Certain Excavators and Mobile Hydraulic Power Units {5456}
A Procedure to Inspect the Boom Cylinder Assembly is Available for Certain Excavators and Mobile Hydraulic Power Units {5456}
A Procedure to Inspect the Boom Cylinder Assembly is Available for Certain Excavators and Mobile Hydraulic Power Units {5456}



