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506-0318 PUMP GP-PISTON S/N DN71-UP PART OF 503-7695 PUMP & MTG GP-MAIN HYDRAULIC MD6250 ROTARY DRILL


HYDRAULIC SYSTEM
PUMP GP
MOTOR GP

ROTARY DRILL MD6250 ROTARY DRILL DN7
 MD6250 Rotary Blasthole Drill DN700001-UP (MACHINE) POWERED BY C27 Engine M0087803 MD6250 DN7   (2017)

HYDRAULIC SYSTEM

PUMP GP
PUMP & MTG GP-MAIN HYDRAULIC
503-7695 PUMP & MTG GP-MAIN HYDRAULIC
PUMP GP-GEAR
540-3966 PUMP GP-GEAR
PUMP GP-PISTON
506-0318 PUMP GP-PISTON
PUMP GP-PISTON
506-0353 PUMP GP-PISTON
PUMP GP-PISTON
506-0354 PUMP GP-PISTON
ROTATING GP-PUMP
188-9633 ROTATING GP-PUMP
 

#M00878030530
 

506-0318: PUMP GP-PISTON

506-0318 PUMP GP-PISTON
S/N DN71-UP
PART OF 503-7695 PUMP & MTG GP-MAIN HYDRAULIC
i07201238 M0087803
5060318 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 527-8412 Y [1] ROTATING GP-PUMP  
2. 326-9609 [1] ACTUATOR GP-PUMP  
3. 527-8413 Y [1] HOUSING GP-PUMP  
4. 527-8414 Y [1] SUPPORT GP-PUMP  
5. 326-9612 [1] VALVE GP-PUMP CONTROL  
  316-5999 [2] SOLENOID AS  
6. 527-8415 [1] FLANGE AS  
  8F-5900 [1] SEAL-O-RING  
  095-0685 M [8] BOLT-SOCKET HEAD (M14X2X30-MM)  
  387-1617 [2] PIN-DOWEL  
7. 527-2159 [1] SOLENOID AS  
  321-5984 [1] COIL-SOLENOID  
8. 8T-8441 M [8] BOLT-SOCKET HEAD (M12X1.75X25-MM)  
9. 095-0685 M [8] BOLT-SOCKET HEAD (M14X2X30-MM)  
10. 105-3486 M [4] BOLT-SOCKET HEAD (M6X1X50-MM)  
   
    AVAILABLE REPAIR KIT(S):
  527-2151 [1] KIT-SEAL  
    (INCLUDES O-RINGS SEALS, LOCKNUT-SCREWS, SEALING-NUTS, RETAINING-RINGS, SHAFT-SEAL & GASKETS)
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00878030531
 

506-0353: PUMP GP-PISTON

506-0353 PUMP GP-PISTON
S/N DN71-UP
PART OF 503-7695 PUMP & MTG GP-MAIN HYDRAULIC
i07201020 M0087803
5060353 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 188-9633 Y [1] ROTATING GP-PUMP  
2. 188-9640 [1] PISTON-CONTROL  
3. 188-9641 [1] GUIDE-CONTROL  
4. 105-1634 [1] PLUNGER  
5. 483-9024 [1] GUIDE  
6. 105-1635 [1] SPRING  
7. 143-7052 [1] SLEEVE-STOP  
8. 105-1633 [1] HOUSING-PUMP  
9. 527-9051 [1] HEAD  
10. 105-1641 [1] SWASHPLATE AS (LH)  
11. 215-1205 [1] SHAFT  
12. 105-1638 [1] SPACER (30X38X3-MM THK)  
13. 105-3031 [1] CONE-BEARING  
14. 3B-2263 [1] CUP-BEARING  
15. 105-3032 [1] CONE-BEARING  
16. 105-3033 [1] CUP-BEARING  
17. 105-1642 [2] BEARING  
18. 7X-1553 [1] SEAL-LIP TYPE  
19. 162-9997 [1] SEAL-O-RING  
20. 8U-5951 [4] SEAL-O-RING  
21. 140-1739 [1] RING-RETAINING  
22. 6V-8201 M [4] BOLT-SOCKET HEAD (M16X2X45-MM)  
23. 9S-4183 [1] PLUG (1-1/16-12-THD)  
24. 3D-2824 [1] SEAL-O-RING  
25. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
26. 9X-8979 [1] DOWEL  
27. 347-0612 Y [1] VALVE GP-PUMP CONTROL (FLOW COMPENSATOR)  
28. 280-7870 [1] GASKET  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00878030532
 

506-0354: PUMP GP-PISTON

506-0354 PUMP GP-PISTON
S/N DN71-UP
PART OF 503-7695 PUMP & MTG GP-MAIN HYDRAULIC
i07201002 M0087803
5060354 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6E-4006 Y [1] ROTATING GP-PUMP  
2. 262-0347 Y [1] KIT-PUMP (PISTON)  
3. 6E-3995 [1] HOUSING  
4. 469-3211 [1] PLATE  
5. 121-3042 [1] SWASHPLATE AS  
6. 162-1604 [1] SHAFT-DRIVE  
7. 6E-4000 [1] SPACER (25.5X35X3-MM THK)  
8. 3P-1210 [1] CONE-BEARING  
9. 3K-0649 [1] CUP-BEARING  
10. 109-1779 [1] CONE-BEARING  
11. 1P-6872 [1] CUP-BEARING  
12. 380-7809 [2] LINER-BEARING  
13. 6E-4004 [1] SEAL-SHAFT  
14. 3E-6770 [1] SEAL-O-RING  
15. 3E-6769 [4] SEAL-O-RING  
16. 335-8226 [1] RING-RETAINING  
17. 095-9805 M [4] BOLT-SOCKET HEAD (M14X2X40-MM)  
18. 209-9719 [2] PLUG AS  
    (EACH INCLUDES)
  219-1958 [1] SEAL  
19. 335-8230 [1] PLUG  
20. 527-7821 Y [1] VALVE GP-PUMP CONTROL  
21. 9X-8979 [1] DOWEL  
22. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
23. 280-7870 [1] GASKET  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00878030533
 

188-9633: ROTATING GP-PUMP

188-9633 ROTATING GP-PUMP
S/N DN71-UP
PART OF 506-0353 PUMP GP-PISTON
i01309632 M0087803
1889633 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 105-1646 [9] PISTON AS-PUMP  
2. 539-4894 [1] PLATE-RETRACTION  
3. 105-1648 [1] BEARING  
4. 105-1653 [3] PIN-RETRACTION  
5. 226-1227 [1] BARREL  
6. 105-1650 [1] SPACER  
7. 105-1651 [1] SPRING  
8. 180-6213 [1] RING-RETAINING  
9. 376-1583 [1] PLATE  
 

#M00878030534
 

527-8412: ROTATING GP-PUMP

527-8412 ROTATING GP-PUMP
S/N DN71-UP
PART OF 506-0318 PUMP GP-PISTON
i07201033 M0087803
5278412 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 527-8484 [1] SHAFT AS  
1A. 527-2152 [1] BEARING-ROLLER  
  8T-4241 [1] RING-RETAINING  
  527-8493 [1] SHAFT-DRIVE  
2. 485-2798 [1] SWASHPLATE AS  
2A. 375-9863 [1] LINER-BEARING  
2B. 375-9864 [1] BEARING-CRADLE  
  375-9862 [1] PLATE-ADJUSTMENT  
  [1] SWASHPLATE  
3. 527-8487 Y [1] BARREL GP-MOTOR  
4. 527-2155 [1] KIT-SHAFT  
    (INCLUDES SHAFT-SEAL & RETAINING-RING)
5. 375-9866 [1] PLATE  
6. 485-2808 [1] SPRING  
7. 485-3670 B [1] SHIM (1.2-MM THK)  
8. 485-3672 B [1] SHIM (1-MM THK)  
9. 485-3673 B [1] SHIM (0.8-MM THK)  
10. 485-3674 B [1] SHIM (0.6-MM THK)  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#M00878030535
 

6E-4006: ROTATING GP-PUMP

6E-4006 ROTATING GP-PUMP
S/N DN71-UP
PART OF 506-0354 PUMP GP-PISTON
i02888364 M0087803
6E4006 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 235-5767 [9] PISTON AS  
2. 6E-6154 [1] PLATE-RETRACTION  
3. 6E-6155 [1] BEARING  
4. 196-0226 [1] BARREL  
5. 6E-3341 [1] SEAT-SPRING  
6. 6E-4009 [1] SPRING  
7. 6E-6158 [1] RING  
8. 120-5724 [1] PLATE-VALVE  
9. 168-3379 [3] PIN  
 

#M00878030536
 

466-1414: ROTOR AS

466-1414 ROTOR AS
S/N DN71-UP
PART OF 506-0349 MOTOR GP-PISTON
i07230599 M0087803
4661414 ROTOR AS Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 466-1415 [1] CYLINDER  
2. 389-5886 [1] PLATE-CONTROL  
3. 179-9933 [1] PIN-CENTER  
4. 466-1417 [7] PISTON  
5. 139-2802 [1] DISC  
6. 466-1419 [1] KIT-SHIM  
    (INCLUDES 7 SHIMS)
7. 180-1284 [1] SPRING-CUP  
8. 139-2803 [1] PLATE  
9. 293-4373 [7] SCREW-SPECIAL  
 

#M00878030537
 

539-7084: SHAFT AS-MOTOR

539-7084 SHAFT AS-MOTOR
S/N DN71-UP
PART OF 506-0349 MOTOR GP-PISTON
i07230604 M0087803
5397084 SHAFT AS-MOTOR Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] SHAFT-DRIVE  
2. 139-2800 [1] RING  
3. 466-1425 B [1] KIT-SHIM (SHAFT)  
    (INCLUDES 12 SHIMS)
4. 095-0924 [1] RING-RETAINING  
5. 139-2805 [1] BEARING-TAPERED ROLLER  
6. 139-2806 [1] BEARING-TAPERED ROLLER  
7. 139-2809 [1] KEY  
  B   USE AS REQUIRED
 

#M00878030538
 

517-4761: SHAFT GP-MOTOR

517-4761 SHAFT GP-MOTOR
S/N DN71-UP
PART OF 506-0390 MOTOR GP-PISTON
i07212331 M0087803
5174761 SHAFT GP-MOTOR Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 475-2037 [1] BEARING-ROLLER  
2. 9T-1638 [1] RING-BEARING  
3. 475-2034 [1] KIT-PLATE  
    (INCLUDES PLATES)
4. 096-5516 [1] RING-RETAINING (EXTERNAL)  
5. 475-2036 [1] BEARING-ROLLER  
 

#M00878030539
 

536-1564: SHAFT GP-MOTOR

536-1564 SHAFT GP-MOTOR
S/N DN71-UP
PART OF 524-9583 MOTOR GP-PISTON
i07213735 M0087803
5361564 SHAFT GP-MOTOR Parts scheme
  For full view, you need register

Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 536-1565 [1] SHAFT-DRIVE  
2. 536-1566 [1] SHIM  
3. 460-6040 [1] PLATE-BACKUP  
4. 6V-5204 [1] RING-RETAINING  
5. 7T-9342 [1] CONE-BEARING  
6. 7T-9343 [1] CUP-BEARING  
7. 9W-2099 [1] CONE-BEARING  
8. 9W-2100 [1] CUP-BEARING  
 

Information:

Specifications
Piston Pump
MD6250 Rotary Blasthole Drill Machine Systems
Gear Pump
MD6250 Rotary Blasthole Drill Machine Systems
Main Hydraulic Pump
MD6250 Rotary Blasthole Drill Machine Systems
Piston Pump
MD6250 Rotary Blasthole Drill Machine Systems
Systems Operation
General Information (Main Pump System)
MD6250 Rotary Drill Systems
Location of Components (Main Pump System)
MD6250 Rotary Drill Systems
Main Hydraulic Pump
MD6250 Rotary Drill Systems
General Information - Lubrication System
MD6250 Rotary Drill Systems
Fan Pump
MD6250 Rotary Drill Systems
Testing and Adjusting
Pressure Tap Locations
MD6250 Rotary Drill Systems
Case Drain - Test - Rotation Motor
MD6250 Rotary Drill Systems
Bench Test Procedures
Bench Test Procedure for Hydraulic Piston Pumps {0784, 5050, 5070}
Bench Test Procedure for Hydraulic Piston Pumps {0784, 5050, 5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Service Magazine
Improved Flushing Valves Are Now Used on Certain MD6250 and MD6310 Rotary Drills {4322, 5069, 5072, 5117}
Improved Flushing Valves Are Now Used on Certain MD6250 and MD6310 Rotary Drills {4322, 5069, 5072, 5117}

Caterpillar Parts SIS Catalog MD6250 :

PUMP GP-GEAR
540-3966 PUMP GP-GEAR
PUMP & MTG GP-MAIN HYDRAULIC
503-7695 PUMP & MTG GP-MAIN HYDRAULIC
MOUNTING GP-HYDRAULIC LINES
513-1640 MOUNTING GP-HYDRAULIC LINES
MOTOR GP-PISTON
524-9583 MOTOR GP-PISTON
MOTOR GP-PISTON
506-0390 MOTOR GP-PISTON
MOTOR GP-PISTON
506-0349 MOTOR GP-PISTON
MOTOR GP-PISTON
458-9696 MOTOR GP-PISTON
MOTOR & MOUNTING GP
503-7724 MOTOR & MOUNTING GP
PUMP GP-PISTON
506-0353 PUMP GP-PISTON
PUMP GP-PISTON
506-0354 PUMP GP-PISTON
ROTATING GP-PUMP
188-9633 ROTATING GP-PUMP
ROTATING GP-PUMP
527-8412 ROTATING GP-PUMP
ROTATING GP-PUMP
6E-4006 ROTATING GP-PUMP
ROTOR AS
466-1414 ROTOR AS
SHAFT AS-MOTOR
539-7084 SHAFT AS-MOTOR
SHAFT GP-MOTOR
517-4761 SHAFT GP-MOTOR
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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