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122-7768 PLUG GP-CONTROL VALVE S/N GAX1-UP PART OF 323-7703, 460-2604, 493-6585 VALVE GP-CONTROL, 448-7595, 558-1709 VALVE GP-PILOT 349D2




HYDRAULIC SYSTEM

VALVE GP-CONTROL
 

#M00719240460
 

122-7768: PLUG GP-CONTROL VALVE

122-7768 PLUG GP-CONTROL VALVE
S/N GAX1-UP
PART OF 323-7703, 460-2604, 493-6585 VALVE GP-CONTROL, 448-7595, 558-1709 VALVE GP-PILOT
i04579556 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7766 [1] PLUG  
2. 5J-2974 [1] SEAL-O-RING  
3. 7M-8485 [1] SEAL-O-RING  
4. 122-7767 [1] RING  
 

#M00719240461
 

296-4670: PUMP & MTG GP-MAIN HYDRAULIC

296-4670 PUMP & MTG GP-MAIN HYDRAULIC
S/N GAX1-UP
PART OF 453-1302 HYDRAULIC AR
i06816498 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4H-6112 [1] BREATHER (MAIN HYDRAULIC PUMP)  
2. 6V-5043 [1] SEAL-O-RING  
3. 9Y-9236 [1] GAUGE-SIGHT (MAIN HYDRAULIC PUMP)  
4. 152-2939 [1] SEAL-O-RING  
5. 238-5084 [1] SEAL-O-RING  
6. 326-4424 Y [1] PUMP GP-MAIN HYDRAULIC (WITH PILOT GEAR PUMP)  
7. 297-7704 [1] ADAPTER  
8. 481-0619 CY [1] COUPLING GP-PUMP  
9. 8T-5360 [7] WASHER (12X22.5X2.5-MM THK)  
10. 8T-8916 [7] BOLT (7/16-14X1.5-IN)  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#M00719240462
 

342-1906: PUMP GP-GEAR

342-1906 PUMP GP-GEAR
S/N GAX1-UP
DOUBLE PISTON
PART OF 497-8497 PUMP GP-PISTON & GEAR
i06830378 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 247-8841 M [5] BOLT (M10X1.5X30-MM)  
2. 249-6671 [1] SEAL-O-RING  
3. 247-8921 [1] SEAL-RECTANGULAR  
4. 3E-8025 M [4] BOLT-SOCKET HEAD (M8X1.25X50-MM)  
5. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
  M   METRIC PART
 

#M00719240463
 

326-4424: PUMP GP-MAIN HYDRAULIC

326-4424 PUMP GP-MAIN HYDRAULIC
S/N GAX1-UP
PART OF 296-4670 PUMP & MTG GP-MAIN HYDRAULIC
Type 1
i06845560 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-0189 [1] SEAL-O-RING  
2. 295-9426 Y [1] PUMP GP-PISTON (HYDRAULIC FAN)  
3. 488-4576 CY [1] PUMP GP-PISTON & GEAR (MAIN HYDRAULIC)  
4. 108-1781 M [2] BOLT-SOCKET HEAD (M12X1.75X35-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#M00719240464
 

326-4424: PUMP GP-MAIN HYDRAULIC

326-4424 PUMP GP-MAIN HYDRAULIC
S/N GAX1-UP
PART OF 296-4670 PUMP & MTG GP-MAIN HYDRAULIC
Type 2
i06845989 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-0189 [1] SEAL-O-RING  
2. 295-9426 Y [1] PUMP GP-PISTON (HYDRAULIC FAN)  
3. 497-8497 CY [1] PUMP GP-PISTON & GEAR (MAIN HYDRAULIC)  
4. 108-1781 M [2] BOLT-SOCKET HEAD (M12X1.75X35-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#M00719240465
 

295-9426: PUMP GP-PISTON

295-9426 PUMP GP-PISTON -MAIN HYDRAULIC
S/N GAX1-UP
PART OF 326-4424 PUMP GP-MAIN HYDRAULIC
i04577489 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-9597 [1] RING-RETAINING  
2. 185-0303 [1] SEAL-OIL  
3. 155-9125 [1] BEARING AS-ROLLER  
4. 279-3393 [1] SWASHPLATE  
5. 259-5507 [1] ROD-PISTON  
6. 168-7861 [1] PISTON-ACTUATOR  
7. 295-9544 [1] PLUG AS  
8. 191-7582 [1] SHIM (2.5-MM THK)  
9. 9X-8979 [1] DOWEL  
10. 191-7583 [1] BEARING-TAPERED  
11. 9X-6032 M [4] BOLT-SOCKET HEAD (M10X1.5X30-MM)  
12. 311-9540 [1] COVER  
13. 231-4707 [1] SEAL-O-RING  
14. 295-9546 [1] NUT (SPECIAL)  
15. 095-1750 [2] SEAL-O-RING  
16. 244-4468 M [1] NUT (M10X1-THD)  
17. 295-9535 Y [1] ROTATING GP-PUMP  
18. 295-9545 [1] ROD  
19. 194-9474 [2] BEARING-CRADLE  
20. 194-9473 [1] RING  
21. 295-9542 [1] HOUSING  
22. 191-7581 [1] SHAFT  
23. 168-3504 [1] SEAL  
24. 244-4120 Y [1] VALVE GP-PILOT (PRESSURE, FLOW COMPENSATOR)  
25. 120-4394 [1] PLUG-BREAK OFF  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719240466
 

488-4576: PUMP GP-PISTON & GEAR

488-4576 PUMP GP-PISTON & GEAR
S/N GAX1-UP
PART OF 326-4424 PUMP GP-MAIN HYDRAULIC
FIELD REPLACEMENT ORDER @@@@@497-8497@@@@@
i06599949 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 295-9693 [1] BEARING-NEEDLE  
2. 252-9167 M [8] BOLT-SOCKET HEAD (M8X1.25X30-MM)  
3. 247-8985 [4] DOWEL  
4. 247-8729 [2] COVER  
5. 242-6919 M [2] SETSCREW (M20X2.5X56-MM)  
6. 451-2184 M [2] NUT (M20X2.5-THD)  
7. 6V-8200 M [8] BOLT-SOCKET HEAD (M12X1.75X35-MM)  
8. 7I-8166 [2] STOPPER  
9. 109-1296 [2] SEAL-O-RING  
10. 7I-8172 [2] RING-BACKUP  
11. 242-6914 [2] PISTON-SERVO  
12. 488-4578 [2] PIN AS  
13. 295-9506 [18] SPRING  
14. 109-1294 [2] SEAL-O-RING  
15. 7I-8171 [2] RING-BACKUP  
16. 242-6915 [2] STOPPER  
17. 095-0965 [12] PLUG  
18. 095-0966 [2] PLUG  
19. 242-6918 M [2] NUT (M20X2.5-THD)  
20. 200-3292 M [2] SETSCREW (M20X2.5X90-MM)  
21. 249-1308 M [1] BOLT-SOCKET HEAD (M22X2.5X180-MM)  
22. 234-4539 [2] DOWEL  
23. 249-1306 M [9] BOLT-SOCKET HEAD (M22X2.5X60-MM)  
24. 326-4415 [2] GASKET  
25. 465-1024 [2] PISTON AS  
26. 110-5525 [4] PLUG  
27. 214-7568 [4] SEAL-O-RING  
28. 295-9510 [2] PLATE  
29. 295-9504 [2] PLATE  
30. 295-9505 [2] RETAINER-BALL  
31. 295-9521 [2] SWASHPLATE AS  
32. 7I-8084 [21] PLUG  
33. 7I-8164 [4] ORIFICE (1/16-NPTF)  
34. 095-0882 [4] PIN-SPRING  
35. 247-8786 [2] DOWEL  
36. 347-6530 [9] SEAL-RECTANGULAR  
37. 295-9695 [1] SEAL-LIP TYPE  
38. 095-0944 [1] RING-RETAINING  
39. 249-6657 [1] SEAL-O-RING  
40. 295-9508 [1] GEAR-DRIVE  
41. 295-9509 [1] GEAR-DRIVEN  
42. 8T-4241 [2] RING-RETAINING  
43. 295-9501 [1] SPACER (49.5X73X3-MM THK)  
44. 295-9507 [1] FLANGE  
45. 096-5516 [2] RING-RETAINING (EXTERNAL)  
46. 8T-0343 M [11] BOLT-SOCKET HEAD (M12X1.75X55-MM)  
47. 295-9502 [2] SPACER (55X69X3-MM THK)  
48. 295-9516 [1] RING  
49. 295-9503 [1] SPACER (104X120X3.2-MM THK)  
50. 295-9500 [1] BEARING-ROLLER  
51. 295-9511 [1] PLATE  
52. 295-9499 [1] SHAFT-DRIVEN  
53. 322-8736 [1] BODY  
54. 311-9506 [1] BARREL AS-PUMP  
55. 247-8715 [1] BEARING-NEEDLE  
56. 247-8721 [1] IMPELLER  
57. 247-8730 [1] RING-RETAINING  
58. 247-8944 [1] BUSHING  
59. 295-9694 [1] BLOCK-PORT  
60. 249-1307 M [2] BOLT-SOCKET HEAD (M22X2.5X95-MM)  
61. 311-9505 [1] BARREL AS-PUMP  
62. 247-8719 [1] SPACER (50X64X3-MM THK)  
63. 247-8725 [1] PLATE  
64. 247-8713 [1] BEARING-ROLLER  
65. 8T-9080 M [8] BOLT-SOCKET HEAD (M12X1.75X20-MM)  
66. 249-6670 [1] SEAL-O-RING  
67. 295-9512 [1] COVER  
68. 247-8720 [1] SPACER (95X110X3.2-MM THK)  
69. 247-8787 [1] RING-RETAINING  
70. 247-8717 [2] SPACER (65X90X1-MM THK)  
71. 095-0929 [2] RING-RETAINING  
72. 247-8726 [1] COVER  
73. 295-9498 [1] SHAFT-DRIVE  
74. 206-9291 [2] SEAL-O-RING  
75. 295-9517 [1] DOWEL  
76. 295-9497 Y [2] HEAD GP-PUMP  
77. 342-1906 [1] PUMP GP-GEAR (PILOT)  
  247-8841 M [5] BOLT (M10X1.5X30-MM)  
  249-6671 [1] SEAL-O-RING  
78. 225-4518 Y [1] VALVE GP-SOLENOID (PUMP CONTROL)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719240467
 

497-8497: PUMP GP-PISTON & GEAR

497-8497 PUMP GP-PISTON & GEAR
S/N GAX1-UP
PART OF 326-4424 PUMP GP-MAIN HYDRAULIC
FIELD REPLACEMENT FOR @@@@@488-4576@@@@@
i06845588 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 295-9693 [1] BEARING-NEEDLE  
2. 252-9167 M [8] BOLT-SOCKET HEAD (M8X1.25X30-MM)  
3. 247-8985 [4] DOWEL  
4. 247-8729 [2] COVER  
5. 242-6919 M [2] SETSCREW (M20X2.5X56-MM)  
6. 451-2184 M [2] NUT (M20X2.5-THD)  
7. 6V-8200 M [8] BOLT-SOCKET HEAD (M12X1.75X35-MM)  
8. 7I-8166 [2] STOPPER  
9. 109-1296 [2] SEAL-O-RING  
10. 7I-8172 [2] RING-BACKUP  
11. 242-6914 [2] PISTON-SERVO  
12. 488-4578 [2] PIN AS  
13. 295-9506 [18] SPRING  
14. 109-1294 [2] SEAL-O-RING  
15. 7I-8171 [2] RING-BACKUP  
16. 242-6915 [2] STOPPER  
17. 196-3784 [8] PLUG  
18. 170-9997 [2] PLUG  
19. 242-6918 M [2] NUT (M20X2.5-THD)  
20. 200-3292 M [2] SETSCREW (M20X2.5X90-MM)  
21. 249-1308 M [1] BOLT-SOCKET HEAD (M22X2.5X180-MM)  
22. 234-4539 [2] DOWEL  
23. 249-1306 M [9] BOLT-SOCKET HEAD (M22X2.5X60-MM)  
24. 326-4415 [2] GASKET  
25. 465-1024 [2] PISTON AS  
26. 110-5525 [4] PLUG  
27. 214-7568 [4] SEAL-O-RING  
28. 295-9510 [2] PLATE  
29. 295-9504 [2] PLATE  
30. 295-9505 [2] RETAINER-BALL  
31. 295-9521 [2] SWASHPLATE AS  
32. 206-9290 [8] SEAL-O-RING  
33. 7I-8164 [4] ORIFICE (1/16-NPTF)  
34. 095-0882 [4] PIN-SPRING  
35. 247-8786 [2] DOWEL  
36. 347-6530 [9] SEAL-RECTANGULAR  
37. 295-9695 [1] SEAL-LIP TYPE  
38. 095-0944 [1] RING-RETAINING  
39. 249-6657 [1] SEAL-O-RING  
40. 295-9508 [1] GEAR-DRIVE  
41. 295-9509 [1] GEAR-DRIVEN  
42. 8T-4241 [2] RING-RETAINING  
43. 295-9501 [1] SPACER (49.5X73X3-MM THK)  
44. 295-9507 [1] FLANGE  
45. 096-5516 [2] RING-RETAINING (EXTERNAL)  
46. 8T-0343 M [11] BOLT-SOCKET HEAD (M12X1.75X55-MM)  
47. 295-9502 [2] SPACER (55X69X3-MM THK)  
48. 295-9516 [1] RING  
49. 295-9503 [1] SPACER (104X120X3.2-MM THK)  
50. 295-9500 [1] BEARING-ROLLER  
51. 295-9511 [1] PLATE  
52. 295-9499 [1] SHAFT-DRIVEN  
53. 497-8504 [1] PLUG AS  
  371-7201 [7] PLUG  
54. 311-9506 [1] BARREL AS-PUMP  
55. 247-8715 [1] BEARING-NEEDLE  
56. 247-8721 [1] IMPELLER  
57. 247-8730 [1] RING-RETAINING  
58. 247-8944 [1] BUSHING  
59. 497-8505 [1] BLOCK  
60. 249-1307 M [2] BOLT-SOCKET HEAD (M22X2.5X95-MM)  
61. 311-9505 [1] BARREL AS-PUMP  
62. 247-8719 [1] SPACER (50X64X3-MM THK)  
63. 247-8725 [1] PLATE  
64. 247-8713 [1] BEARING-ROLLER  
65. 8T-9080 M [8] BOLT-SOCKET HEAD (M12X1.75X20-MM)  
66. 249-6670 [1] SEAL-O-RING  
67. 295-9512 [1] COVER  
68. 247-8720 [1] SPACER (95X110X3.2-MM THK)  
69. 247-8787 [1] RING-RETAINING  
70. 247-8717 [2] SPACER (65X90X1-MM THK)  
71. 095-0929 [2] RING-RETAINING  
72. 247-8726 [1] COVER  
73. 295-9498 [1] SHAFT-DRIVE  
74. 206-9291 [2] SEAL-O-RING  
75. 295-9517 [1] DOWEL  
76. 295-9497 Y [2] HEAD GP-PUMP  
77. 342-1906 Y [1] PUMP GP-GEAR (PILOT)  
78. 497-8514 Y [1] VALVE GP-SOLENOID  
79. 206-9292 [2] SEAL-O-RING  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00719240468
 

295-9535: ROTATING GP-PUMP

295-9535 ROTATING GP-PUMP
S/N GAX1-UP
PART OF 295-9426 PUMP GP-PISTON
i04577500 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 295-9540 [1] RETAINER-BALL  
2. 194-9479 [3] PIN  
3. 194-9481 [1] DISC-THRUST  
4. 295-9536 [1] PLATE-VALVE  
5. 194-9480 [1] RING-RETAINING  
6. 295-9538 [1] BARREL  
7. 295-9541 [1] SPRING  
8. 295-9537 [9] PISTON AS  
9. 295-9539 [1] RETAINER  
 

#M00719240469
 

295-9547: ROTATING GP-PUMP

295-9547 ROTATING GP-PUMP -HYDRAULIC FAN
S/N GAX1-UP
PART OF 295-9429 MOTOR GP-PISTON
i04564843 M0071924
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Parts for your 349D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 168-3378 [1] BEARING-SPHERICAL  
2. 168-3379 [3] PIN  
3. 168-3382 [1] WASHER (30X42X2.7-MM THK)  
4. 311-9549 [1] PLATE-VALVE  
5. 6V-7723 [1] RING-RETAINING  
6. 295-9549 [1] BARREL  
7. 185-0292 [1] SPRING  
8. 168-3384 [9] PISTON AS-PUMP  
9. 168-3385 [1] PLATE-RETRACTION  
 

Information:

Operation and Maintenance Manual
SmartBoom Operation - If Equipped
345D, 349D and 349D2 Excavators
SmartBoom Control - If Equipped
345D, 349D and 349D2 Excavators
Specifications
Control Valve (Boom Lowering)
345D, 349D and 349D2 Excavator Machine System Specifications
Pilot Valve (Joystick)
345D, 349D and 349D2 Excavator Machine System Specifications
Pilot Valve (Auxiliary)
345D, 349D and 349D2 Excavator Machine System Specifications
Control Valve (Boom Lowering) - Manual
345D, 349D and 349D2 Excavator Machine System Specifications
Control Valve (Stick Lowering)
345D, 349D and 349D2 Excavator Machine System Specifications
Main Control Valve
345D, 349D and 349D2 Excavator Machine System Specifications
Pump Control Valve
345D, 349D and 349D2 Excavator Machine System Specifications
Control Valve
345D, 349D and 349D2 Excavator Machine System Specifications
Systems Operation
Pilot Valve (Joystick)
345D, 349D and 349D2 Excavators Hydraulic System
Main Control Valve
345D, 349D and 349D2 Excavators Hydraulic System
Solenoids
345D, 349D and 349D2 Excavators and 345D MHPU, 349D MHPU and 349D2 MHPU Mobile Hydraulic Power Units Machine Electronic Control System
Testing and Adjusting
Cylinder Drift - Check - Empty Bucket
345D, 349D and 349D2 Excavators Hydraulic System
Cylinder Drift - Check - Loaded Bucket
345D, 349D and 349D2 Excavators Hydraulic System
Troubleshooting
MID 039 - CID 0598 - FMI 03
345D, 349D and 349D2 Excavators and 345D MHPU, 349D MHPU and 349D2 MHPU Mobile Hydraulic Power Units Machine Electronic Control System
MID 039 - CID 0598 - FMI 05
345D, 349D and 349D2 Excavators and 345D MHPU, 349D MHPU and 349D2 MHPU Mobile Hydraulic Power Units Machine Electronic Control System
MID 039 - CID 0598 - FMI 06
345D, 349D and 349D2 Excavators and 345D MHPU, 349D MHPU and 349D2 MHPU Mobile Hydraulic Power Units Machine Electronic Control System
Disassembly and Assembly
Main Control Valve - Remove
345D, 349D and 349D2 Excavators and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine Systems
Main Control Valve - Install
345D, 349D and 349D2 Excavators and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine Systems
Main Control Valve - Disassemble
345D, 349D and 349D2 Excavators and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine Systems
Main Control Valve - Assemble
345D, 349D and 349D2 Excavators and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine Systems
Service Magazine
Improved Line Relief Valve is Now Available on Certain 349D2 and 349F Excavators {5051, 5067, 5069, 5117, 5147, 5811}
Improved Line Relief Valve is Now Available on Certain 349D2 and 349F Excavators {5051, 5067, 5069, 5117, 5147, 5811}

Caterpillar Parts SIS Catalog 349D2 :

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