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311-7404 PUMP GP-MAIN HYDRAULIC S/N JBC1-UP; HCW1-UP PART OF 279-7721 PUMP & MTG GP-MAIN HYDRAULIC 312D


HYDRAULIC SYSTEM
PUMP GP
FILTER GP
VALVE GP-CONTROL

EXCAVATOR 312D EXCAVATOR HCW
 312D & 312D L Excavators HCW00001-UP (MACHINE) POWERED BY C4.2 Engine SEBP4949 312D HCW   (2008)

HYDRAULIC SYSTEM

PUMP GP
COUPLING GP-PUMP
255-3027 COUPLING GP-PUMP
COUPLING GP-PUMP
255-3027 COUPLING GP-PUMP
HEAD GP-PUMP
282-9155 HEAD GP-PUMP
PUMP & MTG GP-AUXILIARY
259-0917 PUMP & MTG GP-AUXILIARY
PUMP & MTG GP-AUXILIARY
342-1891 PUMP & MTG GP-AUXILIARY
PUMP & MTG GP-MAIN HYDRAULIC
279-7721 PUMP & MTG GP-MAIN HYDRAULIC
349-4069 PUMP GP-GEAR
PUMP GP-MAIN HYDRAULIC
311-7404 PUMP GP-MAIN HYDRAULIC
 

#SEBP49490820
 

311-7404: PUMP GP-MAIN HYDRAULIC

311-7404 PUMP GP-MAIN HYDRAULIC
S/N JBC1-UP; HCW1-UP
PART OF 279-7721 PUMP & MTG GP-MAIN HYDRAULIC
i02809005 SEBP4949
3117404 PUMP GP-MAIN HYDRAULIC Parts scheme 3117404 PUMP GP-MAIN HYDRAULIC Parts scheme 3117404 PUMP GP-MAIN HYDRAULIC Parts scheme
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 111-9916 Y [1] VALVE GP-SOLENOID (PRESSURE REDUCING)(PRESSURE REDUCING)  
2. 165-2793 [2] RETAINER  
3. 165-2801 [2] BEARING-ROLLER  
4. 353-5837 [1] SEAL-LIP TYPE  
5. 165-2804 [1] FLANGE  
6. 165-2805 [2] BLOCK  
7. 165-3838 [1] BARREL AS  
8. 165-3839 [1] BARREL AS  
9. 165-3847 [18] PISTON AS  
10. 165-3853 [1] COVER  
11. 173-1203 [1] PUMP GP-GEAR (BLADE)  
  327-8740 [1] KIT-SEAL (GEAR PUMP)(GEAR PUMP)  
    (INCLUDES RING, GASKET & SEALS)
12. 176-8131 [2] SPACER-SPECIAL  
13. 176-8132 [2] BEARING  
14. 190-4896 [2] PLUG  
15. 192-0573 [4] PIN-DOWEL  
16. 199-0518 [2] SEAL-O-RING  
17. 207-2985 [2] ORIFICE  
18. 225-6216 [1] GASKET  
19. 267-1628 [1] SHAFT-DRIVE  
20. 267-1629 [1] SHAFT-DRIVEN  
21. 267-8084 [2] BEARING-NEEDLE  
22. 268-6263 [2] CAM  
23. 268-6265 [1] PLATE  
24. 269-2433 [4] BEARING-CRADLE  
25. 282-9155 Y [2] HEAD GP-PUMP  
26. 282-9192 [1] CASE-FLANGE  
27. 298-5732 [2] RETAINER-BALL  
28. 311-7407 [1] BLOCK-PORT  
30. 094-1875 [6] DOWEL  
31. 094-1882 [12] PLUG  
32. 095-1663 [1] SEAL-O-RING  
34. 165-2799 [12] SPRING  
35. 189-9763 [4] SEAL-O-RING  
36. 1H-7339 [1] SEAL-O-RING  
37. 1J-6472 [2] RING-RETAINING  
38. 273-8320 [1] SEAL-O-RING  
39. 3J-1907 [3] SEAL-O-RING  
40. 6V-8144 [2] RING-RETAINING  
41. 7I-2272 M [2] BOLT (M5X0.8X12-MM)  
42. 7X-2553 M [5] BOLT (M16X2X40-MM)  
43. 7X-2556 M [1] BOLT (M16X2X100-MM)  
44. 8C-3338 [4] DOWEL  
45. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
46. 8T-4136 M [2] BOLT (M10X1.5X25-MM)  
47. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
48. 8T-4139 M [8] BOLT (M12X1.75X30-MM)  
49. 8T-4140 M [2] BOLT (M16X2X60-MM)  
50. 8T-4185 M [4] BOLT (M10X1.5X50-MM)  
51. 8T-7547 M [4] BOLT (M8X1.25X30-MM)  
52. 8T-9599 [1] RING-RETAINING  
53. 9S-4191 [3] PLUG (9/16-18-THD)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP49490821
 

274-2726: SCREEN GP-HYDRAULIC

274-2726 SCREEN GP-HYDRAULIC -TANK
S/N JBC1-UP; HCW1-UP
PART OF 278-6662 TANK & FILTER GP-HYDRAULIC
i02817240 SEBP4949
2742726 SCREEN GP-HYDRAULIC Parts scheme
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 087-5317 [1] ROD  
2. 209-6002 [1] SCREEN AS (HYDRAULIC TANK)  
3. 259-0918 [1] GUIDE  
4. 095-1552 [1] SEAL-O-RING  
5. 095-6639 [1] SPRING  
6. 8T-4133 M [2] NUT (M10X1.5-THD)  
  M   METRIC PART
 

#SEBP49490822
 

394-4278: SCREEN GP-HYDRAULIC

394-4278 SCREEN GP-HYDRAULIC
S/N JBC1-UP; HCW1-UP
PART OF 395-1575 TANK & FILTER GP-HYDRAULIC
i04971298 SEBP4949
3944278 SCREEN GP-HYDRAULIC Parts scheme
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 087-5317 [1] ROD  
2. 209-6002 [1] SCREEN AS (HYDRAULIC TANK)(HYDRAULIC TANK)  
3. 259-0918 [1] GUIDE  
4. 095-1552 [1] SEAL-O-RING  
5. 095-6639 [1] SPRING  
6. 8T-4133 M [2] NUT (M10X1.5-THD)  
  M   METRIC PART
 

#SEBP49490823
 

197-0173: SPOOL GP-CONTROL VALVE

197-0173 SPOOL GP-CONTROL VALVE -WORK TOOL
S/N JBC1-UP; HCW1-UP
PART OF 259-7804, 297-0374, 310-0157 VALVE GP-CONTROL, 270-5866, 420-2241 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i01463920 SEBP4949
1970173 SPOOL GP-CONTROL VALVE Parts scheme
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0148 [1] BOLT-SPECIAL  
2. 7I-7203 [2] SEAT  
3. 197-0151 [1] SPRING  
4. 197-0150 [1] SPRING  
5. 197-0149 [1] STOP  
6. 197-0156 [1] SPOOL  
 

#SEBP49490824
 

197-0211: SPOOL GP-CONTROL VALVE

197-0211 SPOOL GP-CONTROL VALVE -STICK I
S/N JBC1-UP; HCW1-UP
PART OF 270-5866 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i01463949 SEBP4949
1970211 SPOOL GP-CONTROL VALVE Parts scheme
  For full view, you need register

Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0148 [1] BOLT-SPECIAL  
2. 7I-7203 [2] SEAT  
3. 197-0151 [1] SPRING  
4. 197-0150 [1] SPRING  
5. 197-0149 [1] STOP  
6. 197-0212 [1] SPOOL  
 

#SEBP49490825
 

197-0213: SPOOL GP-CONTROL VALVE

197-0213 SPOOL GP-CONTROL VALVE -BUCKET
S/N JBC1-UP; HCW1-UP
PART OF 270-5866, 420-2241 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i01463952 SEBP4949
1970213 SPOOL GP-CONTROL VALVE Parts scheme
  For full view, you need register

Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0148 [1] BOLT-SPECIAL  
2. 7I-7203 [2] SEAT  
3. 197-0152 [1] SPRING  
4. 197-0150 [1] SPRING  
5. 197-0149 [1] STOP  
6. 197-0214 [1] SPOOL  
 

#SEBP49490826
 

197-0217: SPOOL GP-CONTROL VALVE

197-0217 SPOOL GP-CONTROL VALVE -STICK REGENERATION
S/N JBC1-UP; HCW1-UP
PART OF 270-5866, 420-2241 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i01481681 SEBP4949
1970217 SPOOL GP-CONTROL VALVE Parts scheme
  For full view, you need register

Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0148 [1] BOLT-SPECIAL  
2. 7I-7203 [2] SEAT  
3. 197-0151 [1] SPRING  
4. 197-0150 [1] SPRING  
5. 197-0149 [1] STOP  
6. 197-0218 [1] SPOOL AS  
 

#SEBP49490827
 

285-1504: SPOOL GP-CONTROL VALVE

285-1504 SPOOL GP-CONTROL VALVE -COMBINED FLOW
S/N JBC1-UP; HCW1-UP
PART OF 270-5866, 420-2241 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i02776156 SEBP4949
2851504 SPOOL GP-CONTROL VALVE Parts scheme
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Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 297-0366 [1] STOP  
2. 197-0148 [1] BOLT-SPECIAL  
3. 7I-7203 [2] SEAT  
4. 197-0151 [1] SPRING  
5. 197-0150 [1] SPRING  
 

#SEBP49490828
 

285-1505: SPOOL GP-CONTROL VALVE

285-1505 SPOOL GP-CONTROL VALVE -SWING PRIORITY
S/N JBC1-UP; HCW1-UP
PART OF 270-5866, 420-2241 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i02776159 SEBP4949
2851505 SPOOL GP-CONTROL VALVE Parts scheme
  For full view, you need register

Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0149 [1] STOP  
2. 197-0148 [1] BOLT-SPECIAL  
3. 7I-7203 [2] SEAT  
4. 197-0151 [1] SPRING  
5. 197-0150 [1] SPRING  
 

#SEBP49490829
 

297-0235: SPOOL GP-CONTROL VALVE

297-0235 SPOOL GP-CONTROL VALVE -TRAVEL, RH, LH
S/N JBC1-UP; HCW1-UP
PART OF 270-5866 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i02857728 SEBP4949
2970235 SPOOL GP-CONTROL VALVE Parts scheme
  For full view, you need register

Parts for your 312D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0149 [1] STOP  
2. 197-0148 [1] BOLT-SPECIAL  
3. 7I-7203 [2] SEAT  
4. 197-0151 [1] SPRING  
5. 197-0150 [1] SPRING  
 

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}
Installation Procedure for 342-1891 Auxiliary Pump and Mounting Gp {5070, 5073}
Installation Procedure for 342-1891 Auxiliary Pump and Mounting Gp {5070, 5073}
Specifications
Main Hydraulic Pump
312D and 313D Excavators Machine System Specifications
Pump Head (Main)
312D and 313D Excavators Machine System Specifications
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Systems Operation
Solenoid Valve (Proportional Reducing) - Power Shift System
312D and 313D Excavators Hydraulic System
Main Hydraulic Pump
312D and 313D Excavators Hydraulic System
Pump Control (Main Hydraulic) - Main Pump Regulator
312D and 313D Excavators Hydraulic System
Negative Flow Control System
312D and 313D Excavators Hydraulic System
Gear Pump (Pilot)
312D and 313D Excavators Hydraulic 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}
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}
Testing and Adjusting
Main Hydraulic Pump Air - Purge
312D and 313D Excavators Hydraulic System
Swing Speed and Overswing on Level Ground - Check
312D and 313D Excavators Hydraulic System
Swing Speed and Swing Drift on a Slope - Check
312D and 313D Excavators Hydraulic System
Main Pump (Flow) - Test - Constant Horsepower Flow Control
312D and 313D Excavators Hydraulic System
Pump Control (Output Flow) - Adjust
312D and 313D Excavators Hydraulic System
Pump Control (Negative Flow) - Test
312D and 313D Excavators Hydraulic System
Pump Control (Negative Flow) - Adjust
312D and 313D Excavators Hydraulic System
Gear Pump (Pilot) - Test
312D and 313D Excavators Hydraulic System
Gear Pump (Blade) - Test
312D and 313D Excavators Hydraulic System
Main Pump (Flow) - Test - Hydraulic Power
312D and 313D Excavators Hydraulic System
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}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}
Disassembly and Assembly
Gear Pump (Pilot) - Remove and Install
312D and 313D Excavators Machine Systems
Main Hydraulic Pump - Remove
312D and 313D Excavators Machine Systems
Main Hydraulic Pump - Install
312D and 313D Excavators Machine Systems
Main Hydraulic Pump - Disassemble
312D and 313D Excavators Machine Systems
Main Hydraulic Pump - Assemble
312D and 313D Excavators Machine Systems
Service Magazine
An Improved Main Pump Shaft Seal is Now Used on Certain Excavators {5070}
2011/10/24

Caterpillar Parts SIS Catalog 312D :

349-4069 PUMP GP-GEAR
PUMP & MTG GP-MAIN HYDRAULIC
279-7721 PUMP & MTG GP-MAIN HYDRAULIC
PUMP & MTG GP-AUXILIARY
342-1891 PUMP & MTG GP-AUXILIARY
PUMP & MTG GP-AUXILIARY
259-0917 PUMP & MTG GP-AUXILIARY
MOUNTING GP-MAIN CONTROL VALVE
278-6664 MOUNTING GP-MAIN CONTROL VALVE
MOUNTING GP-MAIN CONTROL VALVE
278-6664 MOUNTING GP-MAIN CONTROL VALVE
MOTOR GP-TRAVEL
374-5964 MOTOR GP-TRAVEL
MOTOR GP-TRAVEL
357-1821 MOTOR GP-TRAVEL
SCREEN GP-HYDRAULIC
274-2726 SCREEN GP-HYDRAULIC
SCREEN GP-HYDRAULIC
394-4278 SCREEN GP-HYDRAULIC
SPOOL GP-CONTROL VALVE
197-0173 SPOOL GP-CONTROL VALVE
SPOOL GP-CONTROL VALVE
197-0211 SPOOL GP-CONTROL VALVE
SPOOL GP-CONTROL VALVE
197-0213 SPOOL GP-CONTROL VALVE
SPOOL GP-CONTROL VALVE
197-0217 SPOOL GP-CONTROL VALVE
SPOOL GP-CONTROL VALVE
285-1504 SPOOL GP-CONTROL VALVE
SPOOL GP-CONTROL VALVE
285-1505 SPOOL GP-CONTROL VALVE
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