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511-0313 MOTOR GP-TRAVEL S/N KTN1-UP PART OF 557-5878, 557-5880 DRIVE GP-FINAL, 519-2478 MOTOR & MTG GP-TRAVEL FIELD REPLACEMENT FOR @@@@@322-8714@@@@@ 320 GC




HYDRAULIC SYSTEM

MOTOR GP
 

#M00852370760
 

511-0313: MOTOR GP-TRAVEL

511-0313 MOTOR GP-TRAVEL
S/N KTN1-UP
PART OF 557-5878, 557-5880 DRIVE GP-FINAL, 519-2478 MOTOR & MTG GP-TRAVEL
FIELD REPLACEMENT FOR @@@@@322-8714@@@@@
i07187875 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 551-5110 [1] BALL BEARING  
2. 8T-2503 M [7] BOLT-SOCKET HEAD (M14X2X35-MM)  
3. 551-5116 [4] PIN  
4. 551-5104 [1] ROTATING GP-MOTOR  
5. 551-5105 [1] RETAINER AS  
6. 551-5108 [1] SWASHPLATE  
7. 551-5118 [4] SPRING  
8. 139-7308 [2] PLUG  
9. 551-5107 [1] SHAFT  
10. 551-5106 [1] BODY AS  
11. 551-5111 [1] SEAL-LIP TYPE  
12. 551-5109 [1] BEARING-ROLLER  
13. 536-2651 [2] BALL  
14. 551-5112 [4] PLATE  
15. 551-5113 [4] PLATE  
16. 551-5115 [1] GUIDE-PISTON  
17. 551-5114 [1] PISTON-BRAKE  
18. 137-3688 [1] ORIFICE  
19. 551-5117 [14] SPRING-BRAKE  
20. 280-3109 [1] PIN  
21. 279-4706 [2] PLUG  
22. 551-5103 [1] HEAD-MOTOR  
23. 559-2948 [2] VALVE AS-RELIEF  
24. 551-5120 [1] SPRING  
25. 099-7197 [2] PLUG  
26. 551-5119 [2] PLUG  
27. 108-9151 [2] ORIFICE  
28. 536-2643 [2] SEAT-SPRING  
29. 559-2950 [2] SPRING  
30. 559-2951 [2] SEAT-SPRING  
31. 559-2947 [2] CAP AS  
32. 536-2648 [2] ORIFICE  
  M   METRIC PART
 

#M00852370761
 

489-2939: MOUNTING GP-MAIN CONTROL VALVE

489-2939 MOUNTING GP-MAIN CONTROL VALVE
S/N KTN1-UP
PART OF 489-3479 HYDRAULIC AR
i07115301 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 325-9001 [4] SPACER (22X40X22-MM THK)  
2. 447-1718 M [4] BOLT (M20X2.5X50-MM)  
3. 451-2176 [4] WASHER-HARD (22X35X3.5-MM THK)  
4. 453-2846 M [4] BOLT (M20X2.5X60-MM)  
5. 555-7437 [1] SUPPORT AS  
6. 555-7460 [1] SUPPORT AS  
  M   METRIC PART
 

#M00852370762
 

519-7102: PIPE GP-PUMP

519-7102 PIPE GP-PUMP
S/N KTN1-UP
PART OF 489-2963 LINES GP-PUMP
i07113975 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  519-7103 Y [1] PIPE GP-PUMP  
  519-7104 Y [1] PIPE GP-PUMP  
  519-7105 Y [1] PIPE GP-PUMP  
  Y   SEPARATE ILLUSTRATION
 

#M00852370763
 

519-7103: PIPE GP-PUMP

519-7103 PIPE GP-PUMP
S/N KTN1-UP
PART OF 519-7102 PIPE GP-PUMP
i07113978 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4183 M [4] BOLT (M12X1.75X40-MM)  
2. 8T-4196 M [4] BOLT (M10X1.5X35-MM)  
3. 1P-4578 [2] FLANGE-HALF  
4. 1P-4579 [2] FLANGE-HALF  
5. 2J-2668 [1] COVER-FLANGE  
6. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
7. 447-1711 M [2] BOLT (M16X2X50-MM)  
8. 451-2175 [4] WASHER-HARD (17.5X30X3.5-MM THK)  
9. 453-2840 M [2] BOLT (M16X2X140-MM)  
10. 519-7106 [1] PIPE AS  
11. 4J-0524 [1] SEAL-O-RING  
12. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
 

#M00852370764
 

519-7104: PIPE GP-PUMP

519-7104 PIPE GP-PUMP
S/N KTN1-UP
PART OF 519-7102 PIPE GP-PUMP
i07113980 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4183 M [4] BOLT (M12X1.75X40-MM)  
2. 8T-4196 M [4] BOLT (M10X1.5X35-MM)  
3. 1P-4578 [2] FLANGE-HALF  
4. 1P-4579 [2] FLANGE-HALF  
5. 2J-2668 [1] COVER-FLANGE  
6. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
7. 447-1711 M [2] BOLT (M16X2X50-MM)  
8. 451-2175 [4] WASHER-HARD (17.5X30X3.5-MM THK)  
9. 453-2840 M [2] BOLT (M16X2X140-MM)  
10. 519-7107 [1] PIPE AS  
11. 4J-0524 [1] SEAL-O-RING  
12. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
 

#M00852370765
 

519-7105: PIPE GP-PUMP

519-7105 PIPE GP-PUMP
S/N KTN1-UP
PART OF 519-7102 PIPE GP-PUMP
i07113981 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4182 M [4] BOLT (M10X1.5X45-MM)  
2. 1P-4578 [2] FLANGE-HALF  
3. 1P-4579 [2] FLANGE-HALF  
4. 2J-2668 [1] COVER-FLANGE  
5. 447-1709 M [4] BOLT (M16X2X45-MM)  
6. 451-2175 [4] WASHER-HARD (17.5X30X3.5-MM THK)  
7. 519-7109 [1] PIPE  
8. 4J-0524 [1] SEAL-O-RING  
9. 8T-4184 M [4] BOLT (M12X1.75X45-MM)  
10. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
11. 8T-7934 [4] WASHER-HARD (11X21X5-MM THK)  
  M   METRIC PART
 

#M00852370766
 

512-6143: PLUG GP-CONTROL VALVE

512-6143 PLUG GP-CONTROL VALVE -MOUNTING
S/N KTN1-UP
PART OF 528-5892, 542-2008 DISTRIBUTION AR
i07111480 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 366-4699 [3] PLUG AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  360-3692 [1] PLUG  
 

#M00852370767
 

493-3205: PUMP & MTG GP-GEAR

493-3205 PUMP & MTG GP-GEAR
S/N KTN1-UP
30-CC AUXILIARY
PART OF 492-3278, 533-4529 CONTROL AR-AUXILIARY
i07109191 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 273-8315 [1] SEAL-O-RING  
2. 453-3454 [2] WASHER-HARD (11X21X2.5-MM THK)  
3. 455-3798 M [2] BOLT (M10X1.5X25-MM)  
4. 493-3206 [1] PUMP GP-GEAR (AUXILIARY)  
  M   METRIC PART
 

#M00852370768
 

489-3482: PUMP & MTG GP-MAIN HYDRAULIC

489-3482 PUMP & MTG GP-MAIN HYDRAULIC
S/N KTN1-UP
PART OF 489-3479 HYDRAULIC AR
i07115287 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4195 M [12] BOLT (M10X1.5X30-MM)  
2. 8T-4121 [12] WASHER-HARD (11X21X2.5-MM THK)  
3. 531-9885 Y [1] PUMP GP-MAIN HYDRAULIC  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00852370769
 

531-9885: PUMP GP-MAIN HYDRAULIC

531-9885 PUMP GP-MAIN HYDRAULIC -DOUBLE PISTON
S/N KTN1-UP
PART OF 489-3482 PUMP & MTG GP-MAIN HYDRAULIC
i07140295 M0085237
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Parts for your 320 GC EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 543-3690 Y [1] SWASHPLATE GP (FRONT)  
2. 543-3692 Y [2] CONTROL AS-PISTON PUMP  
3. 543-3689 Y [1] SHAFT & CPLG GP-PISTON PUMP (MAIN HYDRAULIC)  
4. 543-3694 Y [2] VALVE GP-PUMP CONTROL (CONTROL)  
5. 543-3691 Y [1] SWASHPLATE GP (REAR)  
6. 543-3693 Y [1] COVER GP-PUMP  
7. 517-2780 [1] RING-RETAINING  
8. 543-3698 [1] SEAL-LIP TYPE  
9. 9T-3743 [2] SHIM (1-MM THK)  
10. 095-0687 M [16] BOLT-SOCKET HEAD (M14X2X45-MM)  
11. 543-3695 [1] FLANGE  
12. 543-3687 Y [1] ROTATING GP-PUMP (FRONT)  
13. 465-4551 [4] PIN-CYLINDER  
14. 543-3697 [2] GASKET  
15. 543-3688 Y [1] ROTATING GP-PUMP (REAR)  
16. 543-3696 [1] BLOCK  
17. 469-3314 [1] SEAL-O-RING  
18. 566-8761 [1] COVER  
19. 6V-3938 M [2] BOLT (M10X1.5X20-MM)  
  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}
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Specifications
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor Guard
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor and Mounting
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Radiator and Hydraulic Oil Cooler
320 GC, 320 and 323 Excavator Machine Systems Specifications
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Swing Motor
320 GC, 320 and 323 Excavator Machine Systems Specifications
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
Service Letter-Asia
Systems Operation
Travel System
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems
Displacement Change Valve
320 GC, 320 and 323 Excavator Machine Systems
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems
Swing Motor
320 GC, 320 and 323 Excavator Machine Systems
Solenoid Valve (Fine Swing) - If Equipped
320 GC, 320 and 323 Excavator Machine Systems
Travel Counterbalance Valve
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor
320 GC, 320 and 323 Excavator Machine Systems
Travel System
320 GC, 320 and 323 Excavator Machine Systems
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}
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}
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
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORK OF THE LEFT TRAVEL MOTOR DRAIN HOSE ON CERTAIN 318F, 320, 323, 323F, 325F, 326D, 326F, 330D2, AND 330F NGH EXCAVATORS
Testing and Adjusting
Travel on Level Ground - Test
320 GC, 320 and 323 Excavator Machine Systems
Automatic Travel Speed Control - Test
320 GC, 320 and 323 Excavator Machine Systems
Machine Drift on a Slope - Check
320 GC, 320 and 323 Excavator Machine Systems
Swing Speed and Overswing on Level Ground - Check
320 GC, 320 and 323 Excavator Machine Systems
Swing Speed and Swing Drift on a Slope - Check
320 GC, 320 and 323 Excavator Machine Systems
Travel on Level Ground - Test - Optional Test
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Crossover) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Swing Motor - Test - Measurement of Case Drain Oil
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor - Test - Measurement of Case Drain Oil
320 GC, 320 and 323 Excavator Machine Systems
Relief Valve (Crossover) - Test and Adjust
320 GC, 320 and 323 Excavator Machine Systems
Travel Motor - Test - Measurement of Case Drain Oil
320 GC, 320 and 323 Excavator Machine Systems
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}
Troubleshooting
Disassembly and Assembly
Travel Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Final Drive and Travel Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Swing Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Disassemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Assemble
320GC, 320 and 323 Excavators Machine Systems
Travel Motor - Remove and Install
320GC, 320 and 323 Excavators Machine Systems

Caterpillar Parts SIS Catalog 320 GC :

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