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456-7220 PUMP & MTG GP-PISTON S/N YKL1-UP PART OF 454-0461 HYDRAULIC AR 903C2 COMPACT WHEEL LOADER


HYDRAULIC SYSTEM
PUMP GP
TANK GP
VALVE GP-CONTROL

COMPACT WHEEL LOADER 903C2 COMPACT WHEEL LOADER MW8
 903C2 Compact Wheel Loader MW800001-UP (MACHINE) POWERED BY C2.4 Engine SEBP7662 903C2 MW8   (2015)

HYDRAULIC SYSTEM

PUMP GP
COVER GP-PUMP
258-0006 COVER GP-PUMP
HEAD GP-PUMP
257-9612 HEAD GP-PUMP
PUMP & MTG GP-PISTON
452-6238 PUMP & MTG GP-PISTON
PUMP & MTG GP-PISTON
456-7220 PUMP & MTG GP-PISTON
PUMP GP-GEAR
229-5268 PUMP GP-GEAR
PUMP GP-PISTON
397-1516 PUMP GP-PISTON
PUMP GP-PISTON
452-6240 PUMP GP-PISTON
ROTATING GP-PUMP
257-9560 ROTATING GP-PUMP
VALVE GP-PUMP CONTROL
257-9581 VALVE GP-PUMP CONTROL
 

#SEBP76620330
 

456-7220: PUMP & MTG GP-PISTON

456-7220 PUMP & MTG GP-PISTON
S/N YKL1-UP
PART OF 454-0461 HYDRAULIC AR
i06183097 SEBP7662
4567220 PUMP & MTG GP-PISTON Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-0818 [2] WASHER (14.2X24.5X3.5-MM THK)  
2. 267-1082 [1] COUPLING-PUMP  
3. 520-0323 [2] PIN-DOWEL  
4. 397-1516 Y [1] PUMP GP-PISTON  
5. 457-5321 [1] HOUSING-COVER  
6. 136-2401 M [2] BOLT-TRACK (M14X1.5X35-MM)  
7. 191-7503 M [3] BOLT (M12X1.75X16-MM)  
8. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
9. 8T-4196 M [8] BOLT (M10X1.5X35-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP76620331
 

229-5268: PUMP GP-GEAR

229-5268 PUMP GP-GEAR
PART OF 397-1516, 452-6240 PUMP GP-PISTON
ALSO AN ATTACHMENT
i05349173 SEBP7662
2295268 PUMP GP-GEAR Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-5083 [1] SEAL-LIP TYPE  
2. 257-8048 [2] GASKET  
3. 257-8049 [4] GASKET  
4. 257-8050 [1] RING-RETAINING  
 

#SEBP76620332
 

397-1516: PUMP GP-PISTON

397-1516 PUMP GP-PISTON
S/N YKL1-UP
PART OF 456-7220 PUMP & MTG GP-PISTON
i05273933 SEBP7662
3971516 PUMP GP-PISTON Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 229-5268 Y [1] PUMP GP-GEAR  
2. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
3. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
4. 257-9560 Y [1] ROTATING GP-PUMP  
5. 257-9581 Y [1] VALVE GP-PUMP CONTROL  
6. 257-9612 Y [1] HEAD GP-PUMP  
7. 258-0006 Y [1] COVER GP-PUMP  
8. 258-0014 Y [1] VALVE GP-SOLENOID (PISTON PUMP)  
9. 258-0025 [1] VALVE GP (SPEED SENSING)  
  [1] SEAL-O-RING  
  [1] RING-RETAINING  
10. 258-0029 [1] HOUSING  
11. 258-0030 [1] PIN-JOINT  
12. 257-9645 [2] PLUG AS  
13. 258-0034 [1] PLUG AS  
14. 134-7515 [1] PLUG  
15. 258-0036 [2] PIN  
16. 258-0037 [1] PLUG AS  
17. 096-3216 M [1] SETSCREW-SOCKET (M12X1.75X12-MM)  
18. 258-0039 [1] PLUG AS  
19. 258-0040 [1] SCREW  
20. 258-0041 [1] NUT  
21. 123-7583 [1] ORIFICE  
22. 258-0043 [1] ORIFICE  
23. 257-9646 [1] PLUG  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP76620333
 

452-6240: PUMP GP-PISTON

452-6240 PUMP GP-PISTON
S/N MW81-UP
PART OF 452-6238 PUMP & MTG GP-PISTON
ALSO AN ATTACHMENT
i05933441 SEBP7662
4526240 PUMP GP-PISTON Parts scheme 4526240 PUMP GP-PISTON Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 229-5268 Y [1] PUMP GP-GEAR  
2. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
3. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
4. 257-9560 Y [1] ROTATING GP-PUMP  
5. 257-9581 Y [1] VALVE GP-PUMP CONTROL (HYDRAULIC)  
6. 257-9612 Y [1] HEAD GP-PUMP  
7. 258-0006 Y [1] COVER GP-PUMP  
8. 258-0014 Y [1] VALVE GP-SOLENOID (PISTON PUMP)  
9. 258-0025 [1] VALVE GP (SPEED SENSING)  
  [1] SEAL-O-RING  
  [1] RING-RETAINING  
10. 258-0029 [1] HOUSING  
11. 258-0030 [1] PIN-JOINT  
12. 257-9645 [2] PLUG AS  
13. 258-0034 [1] PLUG AS  
14. 134-7515 [1] PLUG  
15. 258-0036 [2] PIN  
16. 258-0037 [1] PLUG AS  
17. 258-0038 [1] BOLT  
18. 258-0039 [1] PLUG AS  
19. 258-0040 [1] SCREW  
20. 258-0041 [1] NUT  
21. 123-7583 [1] ORIFICE  
22. 258-0043 [1] ORIFICE  
23. 257-9646 [1] PLUG  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP76620334
 

257-9560: ROTATING GP-PUMP

257-9560 ROTATING GP-PUMP
PART OF 397-1516, 452-6240 PUMP GP-PISTON
ALSO AN ATTACHMENT
i05349181 SEBP7662
2579560 ROTATING GP-PUMP Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 257-9561 [1] BARREL AS  
2. 257-9562 [9] PISTON AS  
3. [1] SWASHPLATE  
4. [1] SLIDE  
5. [1] SHAFT-DRIVE  
6. [1] SHIM (1.2-MM THK)  
7. [1] SHIM (1-MM THK)  
8. [1] SHIM (0.8-MM THK)  
9. [1] SHIM (0.6-MM THK)  
10. [1] PLATE-RETAINER  
11. [1] RETAINER-BALL  
12. 257-9572 [1] BEARING  
13. [2] WASHER  
14. [1] SPRING-COIL  
15. 257-9575 [1] BEARING AS  
16. [1] CAGE  
17. 150-0841 [1] RING  
18. [2] RING  
19. 257-9579 [1] SEAL-LIP TYPE  
20. [1] RING-RETAINING  
 

#SEBP76620335
 

480-4318: TANK & MTG GP-HYDRAULIC

480-4318 TANK & MTG GP-HYDRAULIC
S/N YKL1-UP
PART OF 454-0461 HYDRAULIC AR
i06177060 SEBP7662
4804318 TANK & MTG GP-HYDRAULIC Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-5127 [1] BREATHER (ATMOSPHERIC)(HYDRAULIC TANK)  
2. 396-8652 Y [1] TANK GP-HYDRAULIC  
3. 5P-1076 [3] WASHER-HARD (13.5X30X4-MM THK)  
4. 8T-4139 M [3] BOLT (M12X1.75X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP76620336
 

484-7005: TANK & MTG GP-HYDRAULIC

484-7005 TANK & MTG GP-HYDRAULIC
S/N MW81-UP
PART OF 484-7004 HYDRAULIC AR
ALSO AN ATTACHMENT
i06539427 SEBP7662
4847005 TANK & MTG GP-HYDRAULIC Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-5127 [1] BREATHER (ATMOSPHERIC)(HYDRAULIC TANK)  
2. 484-2264 Y [1] TANK GP-HYDRAULIC  
3. 5P-1076 [3] WASHER-HARD (13.5X30X4-MM THK)  
4. 8T-4139 M [3] BOLT (M12X1.75X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP76620337
 

396-8652: TANK GP-HYDRAULIC

396-8652 TANK GP-HYDRAULIC
S/N YKL1-UP
32-LITER (8.4 US GAL)
PART OF 480-4318 TANK & MTG GP-HYDRAULIC
i05254320 SEBP7662
3968652 TANK GP-HYDRAULIC Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9Y-9236 [1] GAUGE-SIGHT (HYDRAULIC TANK)  
2. 096-6095 [1] PLUG  
3. 250-7739 [1] STRAINER AS-OIL (HYDRAULIC)  
4. 9S-4181 [1] PLUG (1-5/16-12-THD)  
5. 396-8654 [1] TUBE AS  
6. 095-1538 [1] SEAL-O-RING  
7. 095-1733 [1] SEAL-O-RING  
8. 7M-8485 [2] SEAL-O-RING  
9. 8T-4121 [6] WASHER-HARD (11X21X2.5-MM THK)  
10. 8T-4136 M [6] BOLT (M10X1.5X25-MM)  
  M   METRIC PART
 

#SEBP76620338
 

484-2264: TANK GP-HYDRAULIC

484-2264 TANK GP-HYDRAULIC
S/N MW81-UP
43-LITRE (11.3-US GAL)
PART OF 484-7005 TANK & MTG GP-HYDRAULIC
ALSO AN ATTACHMENT
i06539425 SEBP7662
4842264 TANK GP-HYDRAULIC Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9Y-9236 [1] GAUGE-SIGHT (HYDRAULIC OIL LEVEL)  
2. 096-6095 [1] PLUG  
3. 250-7739 [1] STRAINER AS-OIL (HYDRAULIC)  
4. 396-8654 [1] TUBE AS  
5. 9S-4181 [1] PLUG (1-5/16-12-THD)  
6. 095-1538 [1] SEAL-O-RING  
7. 095-1733 [1] SEAL-O-RING  
8. 7M-8485 [2] SEAL-O-RING  
9. 8T-4121 [6] WASHER-HARD (11X21X2.5-MM THK)  
10. 8T-4136 M [6] BOLT (M10X1.5X25-MM)  
  M   METRIC PART
 

#SEBP76620339
 

460-0265: VALVE & MTG GP-MAIN CONTROL

460-0265 VALVE & MTG GP-MAIN CONTROL -IMPLEMENT
S/N YKL1-UP
PART OF 458-3738, 480-4357 HYDRAULIC AR-2 VALVE
AN ATTACHMENT
i06184387 SEBP7662
4600265 VALVE & MTG GP-MAIN CONTROL Parts scheme
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Parts for your 903C2 COMPACT WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 441-7699 Y [1] VALVE GP-MAIN CONTROL (IMPLEMENT)  
2. 3J-1907 [1] SEAL-O-RING  
3. 6V-0852 [1] CAP-DUST  
4. 6V-3965 [1] FITTING (QUICK DISCONNECT)  
5. 8T-4196 M [3] BOLT (M10X1.5X35-MM)  
6. 9X-2027 [3] WASHER (11X18X2-MM THK)  
  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}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Technical Information Bulletin
Engine May Surge on Certain 903C2 Compact Wheel Loaders {1000, 5070}
Engine May Surge on Certain 903C2 Compact Wheel Loaders {1000, 5070}
Hydrostatic Piston Pump Group May Surge on Certain 903C2 and 903D Compact Wheel Loaders {5070}
Hydrostatic Piston Pump Group May Surge on Certain 903C2 and 903D Compact Wheel Loaders {5070}
Specifications
Piston Pump (Hydrostatic)
901C, 901C2, 902C, 902C2, 903C and 903C2 Compact Wheel Loaders Hydraulic and Steering System
Relief Valve
901C, 901C2, 902C, 902C2, 903C and 903C2 Compact Wheel Loaders Hydraulic and Steering System
Relief Valve
901C, 901C2, 902C, 902C2, 903C and 903C2 Compact Wheel Loaders Hydraulic and Steering System
Systems Operation
Gear Pump - Steering/Implement/Charge
901C, 901C2, 902C, 902C2, 903C and 903C2 Compact Wheel Loaders Hydraulic and Steering 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}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
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}
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}

Caterpillar Parts SIS Catalog 903C2 :

PUMP & MTG GP-PISTON
452-6238 PUMP & MTG GP-PISTON
MOUNTING GP-CONTROL VALVE
433-6374 MOUNTING GP-CONTROL VALVE
MOUNTING GP-BANK VALVE
433-6375 MOUNTING GP-BANK VALVE
LINES GP-IMPLEMENT
434-2639 LINES GP-IMPLEMENT
LINES GP-HYDRAULIC OIL COOLER
457-1750 LINES GP-HYDRAULIC OIL COOLER
LINES GP-HYDRAULIC OIL COOLER
457-1750 LINES GP-HYDRAULIC OIL COOLER
LINES GP-HYDRAULIC
457-1752 LINES GP-HYDRAULIC
LINES GP-FRONT
469-7646 LINES GP-FRONT
PUMP GP-GEAR
229-5268 PUMP GP-GEAR
PUMP GP-PISTON
397-1516 PUMP GP-PISTON
PUMP GP-PISTON
452-6240 PUMP GP-PISTON
ROTATING GP-PUMP
257-9560 ROTATING GP-PUMP
TANK & MTG GP-HYDRAULIC
480-4318 TANK & MTG GP-HYDRAULIC
TANK & MTG GP-HYDRAULIC
484-7005 TANK & MTG GP-HYDRAULIC
TANK GP-HYDRAULIC
396-8652 TANK GP-HYDRAULIC
TANK GP-HYDRAULIC
484-2264 TANK GP-HYDRAULIC
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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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