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526-5844 MOTOR & MTG GP-PISTON S/N DLK1-UP PART OF 497-8122, 497-8123, 528-2370, 528-2371 MAST AR MD6310




COOLING SYSTEM

FAN GP
 

#M00891270500
 

526-5844: MOTOR & MTG GP-PISTON

526-5844 MOTOR & MTG GP-PISTON
S/N DLK1-UP
PART OF 497-8122, 497-8123, 528-2370, 528-2371 MAST AR
i07246877 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 526-3943 Y [1] MOTOR GP-PISTON  
2. 526-3944 Y [1] MOTOR GP-PISTON  
3. 194-4780 [4] BRACKET  
4. 8T-4193 M [4] BOLT (M16X2X50-MM)  
5. 9X-7371 [2] SEAL-O-RING  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00891270501
 

506-0349: MOTOR GP-PISTON

506-0349 MOTOR GP-PISTON
S/N DLK1-UP
PART OF 487-4755 MOUNTING GP-DUST COLLECTOR
i07214469 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 466-1414 Y [1] ROTOR AS  
2. Y [1] SHAFT AS-MOTOR  
3. 539-7085 [1] HOUSING  
4. 539-7086 [1] HEAD AS  
  539-7088 [1] VALVE AS-RELIEF  
  6V-8352 [1] SEAL-O-RING  
  539-7089 [1] PLATE-HEAD  
5. 112-4686 [1] PIN  
6. 3E-6730 [1] SEAL-O-RING  
7. 8T-1158 M [2] BOLT-SOCKET HEAD (M8X1.25X20-MM)  
8. 3E-8025 M [4] BOLT-SOCKET HEAD (M8X1.25X50-MM)  
9. 9S-8005 [2] PLUG (3/4-16-THD)  
10. 238-5080 [2] SEAL-O-RING  
11. 466-1434 [1] COVER GP  
  2W-1145 [1] RING-RETAINING (INTERNAL)  
  103-8911 [1] SHIM (0.5-MM THK)  
  119-7844 [1] SEAL-O-RING  
  466-1435 [1] COVER AS-GENERATOR  
  139-2801 [1] COVER  
  258-0139 [1] SEAL-SHAFT  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00891270502
 

506-0390: MOTOR GP-PISTON

506-0390 MOTOR GP-PISTON
S/N DLK1-UP
PART OF 519-5733 DRIVE GP-FINAL
i07203994 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 463-0092 Y [1] BARREL GP-MOTOR  
2. 517-4761 Y [1] SHAFT GP-MOTOR  
3. 106-1226 [1] HEAD  
4. 8T-4231 [1] DOWEL  
5. 6V-1197 [1] SEAL-O-RING  
6. 8T-3957 M [6] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
7. 9S-4183 [1] PLUG (1-1/16-12-THD)  
8. 3D-2824 [1] SEAL-O-RING  
9. 512-5159 Y [1] COVER GP-MOTOR  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00891270503
 

526-3938: MOTOR GP-PISTON

526-3938 MOTOR GP-PISTON
S/N DLK1-UP
PART OF 527-0687 FAN GP-SUCTION
i07243817 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-0786 Y [1] ROTATING GP-MOTOR  
2. 539-7880 Y [1] SHAFT AS-MOTOR  
3. 123-3294 [1] HOUSING  
4. 244-7019 [1] HEAD AS  
  241-2940 [1] VALVE-RELIEF  
  241-2943 [1] SPRING  
  241-5790 [1] SEAL-O-RING  
  244-7022 [1] HEAD  
5. 335-8230 [2] PLUG  
6. 539-7881 Y [1] COVER AS-MOTOR  
7. 8T-3957 M [2] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
8. 095-0673 M [4] BOLT-SOCKET HEAD (M12X1.75X60-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00891270504
 

526-3941: MOTOR GP-PISTON

526-3941 MOTOR GP-PISTON
S/N DLK1-UP
PART OF 527-3369 DRIVE GP-FINAL
i07246393 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 464-6146 Y [1] BARREL GP-MOTOR  
2. 539-7777 Y [1] SHAFT AS-MOTOR  
3. [1] HOUSING  
4. 111-9266 [1] HEAD  
5. 464-6137 [1] PIN-CYLINDER  
6. 8T-9527 [1] SEAL-O-RING  
7. 8T-6594 M [6] BOLT-SOCKET HEAD (M16X2X35-MM)  
8. 335-8230 [2] PLUG  
9. 539-7779 [1] COVER AS-MOTOR  
  6V-7351 [1] SEAL-O-RING  
  9X-6574 [1] RING-RETAINING  
  435-6275 [1] SHIM (0.5-MM THK)  
  472-3667 [1] COVER AS  
  6E-1687 [1] COVER-FRONT  
  124-9913 [1] SEAL-SHAFT  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00891270505
 

526-3943: MOTOR GP-PISTON

526-3943 MOTOR GP-PISTON
S/N DLK1-UP
PART OF 526-5844 MOTOR & MTG GP-PISTON
i07246396 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-9599 [1] RING-RETAINING  
2. 190-4794 [1] COVER  
3. 7X-1553 [1] SEAL-LIP TYPE  
4. 190-4795 [1] SEAL  
5. 132-6769 [1] RING  
6. 8U-5508 [1] BEARING-ROLLER  
7. 190-4797 [1] PIN  
8. 227-0136 [1] PLUG  
9. 471-3224 [1] SEAL-O-RING  
10. 433-9477 [1] SHAFT  
11. 382-3761 [1] BARREL AS  
12. 8U-2566 [1] BEARING  
13. 380-3425 [1] KIT-SHIM (INCLUDES 8-SHIMS)  
14. 131-4672 [1] PLATE  
15. 101-2862 [2] DOWEL  
16. 5W-3061 [1] SEAL-O-RING  
17. 384-4857 [1] PLUG-SCREW  
18. 384-4855 [1] VALVE GP-MOTOR CONTROL (SWITCH)  
19. 8T-0357 M [4] BOLT (M16X2X70-MM)  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
  M   METRIC PART
 

#M00891270506
 

526-3944: MOTOR GP-PISTON

526-3944 MOTOR GP-PISTON
S/N DLK1-UP
PART OF 526-5844 MOTOR & MTG GP-PISTON
i07246229 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 212-4483 [1] RING-RETAINING  
2. 7X-1553 P [1] SEAL-LIP TYPE  
3. 132-6769 [1] RING  
4. 8U-5508 [1] BEARING-ROLLER  
5. 433-9477 [1] SHAFT  
6. 433-9479 [1] ROTATING GP-MOTOR  
7. 131-4646 [2] BEARING  
8. 487-6214 [1] KIT-BARREL (PISTON MOTOR)  
    (INCLUDES SHIMS)
9. 8U-2566 [1] BEARING  
10. 131-4672 [1] PLATE  
11. 8C-3131 P [2] SEAL-O-RING  
12. 131-4674 [2] PIPE  
13. 433-9481 [1] PISTON  
14. 433-9480 [1] PISTON  
15. 117-8216 P [1] SEAL-O-RING  
16. 379-6720 [1] VALVE GP-CHECK (PISTON MOTOR)  
17. 541-4075 [1] VALVE GP-CONTROL  
18. 541-4076 [1] PLUG  
19. 127-9831 M [2] SETSCREW (M12X1X50-MM)  
20. 9T-4901 M [2] NUT (M12X1-THD)  
21. 473-5167 [1] PLUG-SCREW  
22. 8U-3875 [2] PLUG  
23. 434-0757 [2] NOZZLE  
24. 434-0758 [1] NOZZLE  
25. 095-0674 M [7] BOLT-SOCKET HEAD (M12X1.75X65-MM)  
26. 271-6954 [1] ROD  
27. 244-2240 [1] SPRING  
28. 244-2248 [1] RING  
29. 541-4078 [1] BUSHING  
30. 244-2246 [1] RING-RETAINING  
31. 244-2252 [1] SPRING  
32. 433-9482 [1] PLATE-SPRING  
33. 222-9289 [1] SEAL-O-RING  
34. 244-2331 [1] WASHER (4X8X1-MM THK)  
35. [1] VALVE-PILOT  
36. 541-4080 [1] BUSHING  
37. 471-3242 P [1] SEAL-O-RING  
38. 266-7599 [1] SOLENOID (PUMP CONTROL)  
39. 154-0172 M [4] BOLT-SOCKET HEAD (M4X0.7-THD)  
   
    AVAILABLE REPAIR KIT(S):
  541-4077 P [1] KIT-SEAL (PISTON MOTOR)  
    (INCLUDES PARTS MARKED "H" IN THE GRAPHICS)
    (ALSO INCLUDES O-RING SEALS, BACKUP RINGS, & SEALS)
  223-2321 [1] KIT-WASHER (HYDRAULIC PUMP, MOTOR)  
    (INCLUDES PARTS MARKED "L" IN THE GRAPHICS)
    (ALSO INCLUDES SHIMS, WASHERS, & PLATES)
  380-3425 B [1] KIT-SHIM (INCLUDES 8-SHIMS)  
    (INCLUDES PARTS MARKED "J" IN THE GRAPHICS)
  B   USE AS REQUIRED
  M   METRIC PART
  P   KIT MARKED P SERVICES PART(S) MARKED P
 

#M00891270507
 

526-0332: MOUNTING GP-HYDRAULIC LINES

526-0332 MOUNTING GP-HYDRAULIC LINES
S/N DLK1-UP
PART OF 492-8370 HYDRAULIC AR
i07243849 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5637 [5] BRACKET AS  
2. 520-5638 [5] BRACKET AS  
3. 7X-7729 [20] WASHER (11X25X3-MM THK)  
4. 8T-4195 M [20] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
 

#M00891270508
 

493-4759: PUMP & MTG GP-PISTON

493-4759 PUMP & MTG GP-PISTON
S/N DLK1-UP
PART OF 492-8370 HYDRAULIC AR
i07243871 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 298-6387 [2] SEAL-O-RING  
2. 506-0353 Y [1] PUMP GP-PISTON  
3. 526-3939 Y [2] PUMP GP-PISTON  
4. 526-3940 Y [2] PUMP GP-PISTON  
5. 540-3966 Y [1] PUMP GP-GEAR  
6. 031-4392 [4] SEAL-O-RING  
7. 287-5701 M [8] BOLT (M20X2.5X50-MM)  
8. 5P-1076 [4] WASHER-HARD (13.5X30X4-MM THK)  
9. 8T-4123 [8] WASHER (22X35X3.5-MM THK)  
10. 8T-4183 M [8] BOLT (M12X1.75X40-MM)  
11. 8T-4223 [8] WASHER-HARD (13.5X25.5X3-MM THK)  
12. 8T-4956 M [4] BOLT (M12X1.75X35-MM)  
13. 8T-7338 M [2] BOLT (M16X2X45-MM)  
14. 9X-8257 [2] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00891270509
 

540-3966: PUMP GP-GEAR

540-3966 PUMP GP-GEAR
S/N DLK1-UP
PART OF 493-4759 PUMP & MTG GP-PISTON
i07201001 M0089127
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Parts for your MD6310 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (NO BREAKDOWN OF SERVICEABLE PARTS AVAILABLE AT TIME OF PUBLICATION)
   
    AVAILABLE REPAIR KIT(S):
  544-0773 [1] KIT-SEAL (GEAR PUMP)  
 

Information:

Disassembly and Assembly
Fan and Fan Drive Motor - Remove and Install
MD6310 Rotary Drill Engine Supplement

Caterpillar Parts SIS Catalog MD6310 :

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