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354-5964 PUMP & MTG GP-MAIN HYDRAULIC PART OF 344-0178 HYDRAULIC AR 304D CR MINI HYD EXCAVATOR


HYDRAULIC SYSTEM
PUMP GP
SWIVEL GP
TANK GP
VALVE GP-BANK

MINI HYD EXCAVATOR 304D CR MINI HYD EXCAVATOR TYK
 304D CR Mini Excavator TYK00001-UP (MACHINE) POWERED BY S3Q2 Engine SEBP4155 304D CR TYK   (2010)

HYDRAULIC SYSTEM

PUMP GP
355-4734 CONTROL AR-HYDRAULIC
PUMP & MTG GP-MAIN HYDRAULIC
354-5964 PUMP & MTG GP-MAIN HYDRAULIC
279-4699 PUMP GP-GEAR
PUMP GP-PISTON
355-1015 PUMP GP-PISTON
VALVE GP-PUMP CONTROL
279-4712 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
332-1293 VALVE GP-PUMP CONTROL
VALVE GP-SOLENOID & MANIFOLD
358-2091 VALVE GP-SOLENOID & MANIFOLD
 

#SEBP41550230
 

354-5964: PUMP & MTG GP-MAIN HYDRAULIC

354-5964 PUMP & MTG GP-MAIN HYDRAULIC
PART OF 344-0178 HYDRAULIC AR
i04020271 SEBP4155
3545964 PUMP & MTG GP-MAIN HYDRAULIC Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 267-1082 [1] COUPLING-PUMP  
2. 281-8128 [1] HOUSING-FLYWHEEL  
3. 355-1015 Y [1] PUMP GP-PISTON (MAIN HYDRAULIC)  
4. 127-4839 M [5] BOLT (M10X1.25X25-MM)  
5. 128-7747 M [4] BOLT (M10X1.25X40-MM)  
6. 191-7503 M [3] BOLT (M12X1.75X16-MM)  
7. 198-4777 [1] WASHER-HARD (11X25X10-MM THK)  
8. 205-6883 [1] BOLT (M10X1.25X55-MM)  
9. 8T-4121 [7] WASHER-HARD (11X21X2.5-MM THK)  
10. 8T-4184 M [2] BOLT (M12X1.75X45-MM)  
11. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP41550231
 

279-4699: PUMP GP-GEAR

279-4699 PUMP GP-GEAR -PILOT
PART OF 355-1015 PUMP GP-PISTON
i03997877 SEBP4155
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (NO SERVICED PARTS)
 

#SEBP41550232
 

355-1015: PUMP GP-PISTON

355-1015 PUMP GP-PISTON -MAIN HYDRAULIC
PART OF 354-5964 PUMP & MTG GP-MAIN HYDRAULIC
i04020270 SEBP4155
3551015 PUMP GP-PISTON Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 280-4441 [1] BEARING  
2. 191-3925 [1] BEARING  
3. 279-4684 L [1] SEAL  
4. 6V-7723 [1] RING-RETAINING  
5. 280-4442 [1] STOP  
6. 280-4443 [1] SHAFT  
7. 191-3918 [1] WASHER  
8. 191-3920 [1] WASHER  
9. 280-4444 L [1] GASKET  
10. 279-4687 [3] PIN  
11. 095-1571 [1] SEAL-O-RING  
12. 280-4445 [2] BUSHING  
13. 139-7355 [2] SCREW  
14. 280-4446 [1] PLATE  
15. 279-4692 [1] STOPPER  
16. 281-3000 [1] PIN  
17. 095-1575 JLN [8] SEAL-O-RING  
18. 279-4691 [1] ORIFICE  
19. 281-3001 [1] SPRING  
20. 281-3002 [1] SPRING  
21. 280-4450 [2] SEAT  
25. 279-4698 [1] NUT  
26. 279-4699 Y [1] PUMP GP-GEAR (PILOT)  
27. 303-4492 [2] BOLT  
28. 8T-4224 [2] WASHER-HARD (8.8X16X2-MM THK)  
29. 6V-8200 M [4] BOLT-SOCKET HEAD (M12X1.75X35-MM)  
30. 279-4706 [3] PLUG  
31. 095-1584 N [1] SEAL-O-RING  
32. 3J-1907 JN [4] SEAL-O-RING  
33. 6V-5683 M [4] BOLT (M6X1X16-MM)  
34. 279-4693 [1] PIN  
35. 279-4705 J [1] SEAL-O-RING  
36. 279-4701 J [1] SEAL-O-RING  
37. 279-4704 [1] ORIFICE  
38. 279-4703 J [1] SEAL-O-RING  
39. 280-4451 [1] PIN  
40. 279-4697 [1] VALVE AS-PUMP (HYDRAULIC)  
40A. 095-1575 [1] SEAL-O-RING  
40B. 095-1587 [1] SEAL-O-RING  
40C. 099-7197 [1] PLUG  
40D. 095-1582 [1] SEAL-O-RING  
41. 280-4458 [1] KIT-SWASHPLATE  
42. 280-4459 [1] KIT-BARREL  
43. 332-1293 Y [1] VALVE GP-PUMP CONTROL (303.5C CR)(MAIN HYDRAULIC)  
   
    AVAILABLE REPAIR KIT(S):
  279-4707 J [1] KIT-SEAL (MAIN HYDRAULIC PUMP)  
  280-4457 L [1] KIT-SEAL (MAIN HYDRAULIC PUMP)  
  279-4709 N [1] KIT-SEAL (MAIN HYDRAULIC PUMP)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
  M   METRIC PART
  N   KIT MARKED N SERVICES PART(S) MARKED N
  Y   SEPARATE ILLUSTRATION
 

#SEBP41550233
 

191-7516: SWIVEL GP

191-7516 SWIVEL GP
PART OF 344-8863 LINES GP-TRAVEL MOTOR
AN ATTACHMENT
i01631480 SEBP4155
1917516 SWIVEL GP Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-8051 [3] PLUG  
2. 146-4875 [1] SEAL-BACK UP  
3. 146-4877 [1] SEAL-DUST  
4. 169-1134 [1] FLANGE  
5. 169-1135 [1] RING  
6. 193-5330 [7] SEAL AS  
7. 221-0936 [1] SHAFT  
8. 221-0937 [1] HOUSING  
9. 221-0938 [1] PIN  
10. 095-1623 [1] SEAL-O-RING  
11. 095-1710 [1] SEAL-O-RING  
12. 095-1713 [1] SEAL-O-RING  
13. 095-7951 [1] RING-RETAINING  
14. 095-9397 [4] LOCKWASHER  
15. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
 

#SEBP41550234
 

266-6836: SWIVEL GP

266-6836 SWIVEL GP
PART OF 344-8864 LINES GP-TRAVEL MOTOR
AN ATTACHMENT
i03971153 SEBP4155
2666836 SWIVEL GP Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 274-3344 [1] SHAFT  
2. 274-3346 [1] HOUSING  
3. 294-1868 [1] COVER  
4. 274-3349 [1] SPACER  
5. 169-1136 [1] PIN  
6. 274-3351 [6] SEAL AS  
7. 193-5330 [4] SEAL AS  
8. 095-1623 [1] SEAL-O-RING  
9. 095-1713 [2] SEAL-O-RING  
10. 8T-5376 [1] SEAL-O-RING  
11. 146-4875 [1] SEAL-BACK UP  
12. 146-4877 [1] SEAL-DUST  
13. 095-0929 [1] RING-RETAINING  
14. 9X-6032 M [4] BOLT-SOCKET HEAD (M10X1.5X30-MM)  
15. 095-0966 [5] PLUG  
  M   METRIC PART
 

#SEBP41550235
 

341-0388: TANK & FILTER GP-HYDRAULIC

341-0388 TANK & FILTER GP-HYDRAULIC
PART OF 341-0352 TANK & MTG GP-HYDRAULIC
Type 1
i04020276 SEBP4155
3410388 TANK & FILTER GP-HYDRAULIC Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-4278 [1] CLAMP-HOSE  
2. 4I-3745 [1] CAP-PRESSURE (HYDRAULIC TANK)  
3. 093-5537 [1] VALVE AS-CHECK (HYDRAULIC TANK)  
4. 225-3697 [1] SPRING  
5. 227-0620 Y [1] GAUGE GP-SIGHT (HYDRAULIC OIL LEVEL)  
6. 265-8631 [1] COVER AS  
7. 265-8632 [1] COVER  
8. 265-8677 [1] VALVE AS-PRESSURE (HYDRAULIC OIL)  
9. 285-1951 [1] STRAINER-SUCTION (HYDRAULIC TANK)  
10. 304-7196 [1] FILTER ELEMENT-OIL (HYDRAULIC TANK)  
11. 7Y-1976 E HOSE-WATER (106-CM)  
12. 095-1717 [2] SEAL-O-RING  
13. 6D-3479 [1] CLIP (LOOP)  
14. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
15. 8T-4136 M [8] BOLT (M10X1.5X25-MM)  
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP41550236
 

341-0388: TANK & FILTER GP-HYDRAULIC

341-0388 TANK & FILTER GP-HYDRAULIC
PART OF 341-0352 TANK & MTG GP-HYDRAULIC
Type 2
i04444858 SEBP4155
3410388 TANK & FILTER GP-HYDRAULIC Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-4278 [1] CLAMP-HOSE  
2. 4I-3745 [1] CAP-PRESSURE (HYDRAULIC TANK)  
3. 093-5537 [1] VALVE AS-CHECK (HYDRAULIC TANK)  
4. 225-3697 [1] SPRING  
5. 347-6081 CY [1] GAUGE GP-SIGHT (HYDRAULIC OIL LEVEL)  
6. 265-8631 [1] COVER AS  
7. 265-8632 [1] COVER  
8. 265-8677 [1] VALVE AS-PRESSURE (HYDRAULIC OIL)  
9. 285-1951 [1] STRAINER-SUCTION (HYDRAULIC TANK)  
10. 304-7196 [1] FILTER ELEMENT-OIL (HYDRAULIC TANK)  
11. 7Y-1976 E HOSE-WATER (106-CM)  
12. 095-1717 [2] SEAL-O-RING  
13. 6D-3479 [1] CLIP (LOOP)  
14. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
15. 8T-4136 M [8] BOLT (M10X1.5X25-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP41550237
 

341-0352: TANK & MTG GP-HYDRAULIC

341-0352 TANK & MTG GP-HYDRAULIC
PART OF 344-0178 HYDRAULIC AR
i04020275 SEBP4155
3410352 TANK & MTG GP-HYDRAULIC Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 341-0388 Y [1] TANK & FILTER GP-HYDRAULIC  
2. 7X-7729 [4] WASHER (11X25X3-MM THK)  
3. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP41550238
 

355-4023: VALVE & MTG GP-BANK

355-4023 VALVE & MTG GP-BANK
PART OF 343-5152 BLADE AR-STRAIGHT
Type 1
AN ATTACHMENT
i04015387 SEBP4155
3554023 VALVE & MTG GP-BANK Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 355-1016 Y [1] VALVE GP-MAIN CONTROL  
2. 364-0922 [1] SUPPORT AS  
  7T-1099 [2] LINK  
  8T-3490 M [4] NUT-WELD (M10X1.5-THD)  
3. 7X-7729 [4] WASHER (11X25X3-MM THK)  
4. 8T-4121 [5] WASHER-HARD (11X21X2.5-MM THK)  
5. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
6. 8T-4191 M [1] BOLT (M10X1.5X16-MM)  
7. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP41550239
 

355-4023: VALVE & MTG GP-BANK

355-4023 VALVE & MTG GP-BANK
PART OF 343-5152 BLADE AR-STRAIGHT
Type 2
AN ATTACHMENT
i05237889 SEBP4155
3554023 VALVE & MTG GP-BANK Parts scheme
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Parts for your 304D CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 393-7632 CY [1] VALVE GP-MAIN CONTROL  
2. 364-0922 [1] SUPPORT AS  
  7T-1099 [2] LINK  
  8T-3490 M [4] NUT-WELD (M10X1.5-THD)  
3. 7X-7729 [4] WASHER (11X25X3-MM THK)  
4. 8T-4121 [5] WASHER-HARD (11X21X2.5-MM THK)  
5. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
6. 8T-4191 M [1] BOLT (M10X1.5X16-MM)  
7. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
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}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Specifications
Main Hydraulic Pump
303.5D CR and 304D CR Mini Hydraulic Excavators Machine System Specifications
Tool Operating Manual
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}
Systems Operation
Main Hydraulic Pump
303.5D CR and 304D CR Mini Hydraulic Excavators Hydraulic System
Pump Control (Main Hydraulic)
303.5D CR and 304D CR Mini Hydraulic Excavators Hydraulic System
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}
Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {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}
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}
Testing and Adjusting
Main Hydraulic Pump Air - Purge
303.5D CR and 304D CR Mini Hydraulic Excavators Hydraulic System
Swing Speed and Overswing on Level Ground - Check
303.5D CR and 304D CR Mini Hydraulic Excavators Hydraulic System
Swing Speed and Swing Drift on a Slope - Check
303.5D CR and 304D CR Mini Hydraulic Excavators Hydraulic System
Main Pump (Flow) - Test
303.5D CR and 304D CR Mini Hydraulic Excavators Hydraulic System
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}
Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Hydraulic Piston Pumps {5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070, 5070}
Disassembly and Assembly
Main Hydraulic Pump - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Install
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Disassemble
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Assemble
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems

Caterpillar Parts SIS Catalog 304D CR :

PLANETARY GP-SWING DRIVE
280-2355 PLANETARY GP-SWING DRIVE
MOTOR GP-SWING
281-3052 MOTOR GP-SWING
MOTOR & MTG GP-SWING
265-8752 MOTOR & MTG GP-SWING
MANIFOLD GP-CONTROL
274-4199 MANIFOLD GP-CONTROL
MANIFOLD & SOLENOID GP-CONTROL
267-0424 MANIFOLD & SOLENOID GP-CONTROL
LINES GP-TRAVEL MOTOR
344-8864 LINES GP-TRAVEL MOTOR
LINES GP-TRAVEL MOTOR
344-8863 LINES GP-TRAVEL MOTOR
LINES GP-SWING MOTOR
292-8291 LINES GP-SWING MOTOR
279-4699 PUMP GP-GEAR
PUMP GP-PISTON
355-1015 PUMP GP-PISTON
SWIVEL GP
191-7516 SWIVEL GP
SWIVEL GP
266-6836 SWIVEL GP
TANK & FILTER GP-HYDRAULIC
341-0388 TANK & FILTER GP-HYDRAULIC
TANK & FILTER GP-HYDRAULIC
341-0388 TANK & FILTER GP-HYDRAULIC
TANK & MTG GP-HYDRAULIC
341-0352 TANK & MTG GP-HYDRAULIC
VALVE & MTG GP-BANK
355-4023 VALVE & MTG GP-BANK

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