AVSPARE.COM
parts catalog
  1. Home
  2. Caterpillar catalog

378-1302 PUMP & MTG GP-PISTON S/N 3T61-UP PART OF 483-3161 HYDRAULIC AR 745 ARTICULATED TRUCK


HYDRAULIC SYSTEM
PUMP GP
TANK GP
VALVE GP-CONTROL

ARTICULATED TRUCK 745 ARTICULATED TRUCK 3T6
 745 Articulated Truck 3T600001-UP (MACHINE) POWERED BY C18 Engine M0079564 745 3T6   (2015)

HYDRAULIC SYSTEM

PUMP GP
PUMP & MTG GP-HYDRAULIC
191-6005 PUMP & MTG GP-HYDRAULIC
PUMP & MTG GP-PISTON
378-1302 PUMP & MTG GP-PISTON
PUMP & MTG GP-PISTON
378-1304 PUMP & MTG GP-PISTON
PUMP GP-GEAR
248-5605 PUMP GP-GEAR
PUMP GP-PISTON
373-6527 PUMP GP-PISTON
PUMP GP-PISTON
373-6528 PUMP GP-PISTON
ROTATING GP-PUMP
333-7835 ROTATING GP-PUMP
VALVE GP-PUMP CONTROL
347-0612 VALVE GP-PUMP CONTROL
 

#M00795640740
 

378-1302: PUMP & MTG GP-PISTON

378-1302 PUMP & MTG GP-PISTON
S/N 3T61-UP
PART OF 483-3161 HYDRAULIC AR
i06010592 M0079564
3781302 PUMP & MTG GP-PISTON Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 373-6527 Y [1] PUMP GP-PISTON (BRAKE, FAN, HOIST)  
2. 299-3424 [2] WASHER-HARD (17.5X30X6-MM THK)  
3. 5F-3106 [1] SEAL-O-RING  
4. 296-3446 M [2] BOLT-12 POINT HEAD (M16X2X50-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00795640741
 

378-1304: PUMP & MTG GP-PISTON

378-1304 PUMP & MTG GP-PISTON
S/N 3T61-UP
PART OF 483-3161 HYDRAULIC AR
i06011070 M0079564
3781304 PUMP & MTG GP-PISTON Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 373-6528 Y [1] PUMP GP-PISTON (STEERING)  
2. 299-3424 [2] WASHER-HARD (17.5X30X6-MM THK)  
3. 5F-3106 [1] SEAL-O-RING  
4. 296-3446 M [2] BOLT-12 POINT HEAD (M16X2X50-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00795640742
 

248-5605: PUMP GP-GEAR

248-5605 PUMP GP-GEAR
S/N 3T61-UP
PART OF 191-6005 PUMP & MTG GP-HYDRAULIC
i05972369 M0079564
2485605 PUMP GP-GEAR Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 131-0715 J [1] SEAL-SHAFT  
2. 204-4148 J [1] SEAL-SHAFT  
3. 6E-2943 [1] PLUG  
4. 099-3095 [4] DOWEL  
5. 196-5731 [1] PLATE  
6. 8J-6273 J [1] RING-RETAINING  
7. 204-4147 [1] FLANGE  
8. 4H-5128 [1] PIN-SPRING  
9. 086-2369 M [2] BOLT-SOCKET HEAD (M10X1.5X130-MM)  
10. 095-0659 M [2] BOLT-SOCKET HEAD (M10X1.5X85-MM)  
11. 004-1964 J [2] SEAL-O-RING  
12. 255-3712 [1] COUPLING  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
   
    AVAILABLE REPAIR KIT(S):
  201-5242 J [1] KIT-SEAL (GEAR PUMP)  
    (ALSO INCLUDES RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00795640743
 

373-6527: PUMP GP-PISTON

373-6527 PUMP GP-PISTON -BRAKE, FAN, HOIST
S/N 3T61-UP
PART OF 378-1302 PUMP & MTG GP-PISTON
i06010692 M0079564
3736527 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 140-1739 [1] RING-RETAINING  
2. 105-1642 [2] BEARING  
3. 333-7835 Y [1] ROTATING GP-PUMP (BRAKE, FAN, HOIST)  
4. 8U-5951 [4] SEAL-O-RING  
5. 6V-8201 M [4] BOLT-SOCKET HEAD (M16X2X45-MM)  
6. 105-3033 [1] CUP-BEARING  
7. 105-3032 [1] CONE-BEARING  
8. 194-6848 [1] COUPLER  
9. 105-1638 [1] SPACER (30X38X3-MM THK)  
10. 162-9997 [1] SEAL-O-RING  
11. 105-1636 [1] CYLINDER-CONTROL  
12. 105-1635 [1] SPRING  
13. 105-1634 [1] PLUNGER  
14. 9S-4183 [1] PLUG (1-1/16-12-THD)  
15. 3D-2824 [1] SEAL-O-RING  
16. 194-6847 [1] SHAFT  
17. 3B-2263 [1] CUP-BEARING  
18. 105-3031 [1] CONE-BEARING  
19. 7X-1553 [2] SEAL-LIP TYPE  
20. 301-9279 [1] SWASHPLATE AS  
21. 188-9640 [1] PISTON-CONTROL  
22. 188-9641 [1] GUIDE-CONTROL  
23. 3J-7354 [1] SEAL-O-RING  
24. 9X-8979 [1] DOWEL  
25. 143-7052 [1] SLEEVE-STOP  
26. 227-5904 [1] SEAL-O-RING  
27. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
28. 9S-8002 [1] PLUG (7/16-20-THD)  
29. 347-0612 Y [1] VALVE GP-PUMP CONTROL (FLOW COMPENSATOR)  
30. 280-7870 [1] GASKET  
31. 120-4394 [1] PLUG-BREAK OFF  
32. 245-7350 [1] PLATE  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00795640744
 

373-6528: PUMP GP-PISTON

373-6528 PUMP GP-PISTON -STEERING
S/N 3T61-UP
PART OF 378-1304 PUMP & MTG GP-PISTON
i06011074 M0079564
3736528 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 140-1739 [1] RING-RETAINING  
2. 105-1642 [2] BEARING  
3. 333-7835 Y [1] ROTATING GP-PUMP (STEERING)  
4. 8U-5951 [4] SEAL-O-RING  
5. 6V-8201 M [4] BOLT-SOCKET HEAD (M16X2X45-MM)  
6. 105-3033 [1] CUP-BEARING  
7. 105-3032 [1] CONE-BEARING  
8. 194-6848 [1] COUPLER  
9. 105-1638 [1] SPACER (30X38X3-MM THK)  
10. 162-9997 [1] SEAL-O-RING  
11. 105-1636 [1] CYLINDER-CONTROL  
12. 105-1635 [1] SPRING  
13. 105-1634 [1] PLUNGER  
14. 9S-4183 [1] PLUG (1-1/16-12-THD)  
15. 3D-2824 [1] SEAL-O-RING  
16. 194-6847 [1] SHAFT  
17. 3B-2263 [1] CUP-BEARING  
18. 105-3031 [1] CONE-BEARING  
19. 7X-1553 [2] SEAL-LIP TYPE  
20. 301-9279 [1] SWASHPLATE AS  
21. 188-9640 [1] PISTON-CONTROL  
22. 188-9641 [1] GUIDE-CONTROL  
23. 3J-7354 [1] SEAL-O-RING  
24. 9X-8979 [1] DOWEL  
25. 143-7052 [1] SLEEVE-STOP  
26. 227-5904 [1] SEAL-O-RING  
27. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
28. 9S-8002 [1] PLUG (7/16-20-THD)  
29. 347-0612 Y [1] VALVE GP-PUMP CONTROL (FLOW COMPENSATOR)  
30. 280-7870 [1] GASKET  
31. 120-4394 [1] PLUG-BREAK OFF  
32. 245-7350 [1] PLATE  
33. 033-6043 [1] SEAL-O-RING  
34. 6E-6527 [2] PLUG  
35. 6V-8352 [1] SEAL-O-RING  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00795640745
 

333-7835: ROTATING GP-PUMP

333-7835 ROTATING GP-PUMP
S/N 3T61-UP
PART OF 373-6527, 373-6528 PUMP GP-PISTON
i05974983 M0079564
3337835 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 105-1646 [9] PISTON AS-PUMP  
2. 188-9637 [1] PLATE-RETRACTION  
3. 105-1648 [1] BEARING  
4. 105-1653 [3] PIN-RETRACTION  
5. 333-7837 [1] BARREL  
6. 105-1650 [1] SPACER  
7. 105-1651 [1] SPRING  
8. 180-6213 [1] RING-RETAINING  
9. 245-7350 [1] PLATE  
 

#M00795640746
 

391-0728: TANK & MTG GP-HYDRAULIC

391-0728 TANK & MTG GP-HYDRAULIC
S/N 3T61-UP
PART OF 495-8846 TANK GP-HYDRAULIC
i05974926 M0079564
3910728 TANK & MTG GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1U-2827 [2] GUIDE-VALVE  
2. 7Y-4716 [2] SPRING  
3. 8E-3082 I [1] HOSE AS  
4. 8J-8782 [2] BODY-DRAIN VALVE  
5. 8J-8783 [2] VALVE-DRAIN (HYDRAULIC TANK)  
6. 9J-7031 [2] PLUG-DRAIN (HYDRAULIC TANK)  
7. 190-6278 I [1] HOSE AS  
8. 391-0735 [1] GASKET  
9. 391-0736 [1] GASKET  
10. 391-0743 Y [1] COVER GP-HYDRAULIC TANK  
11. 391-0744 Y [1] COVER GP-HYDRAULIC TANK  
12. 418-6497 [1] TANK AS-HYDRAULIC  
13. 418-7282 [1] GAUGE-OIL LEVEL (HYDRAULIC TANK)  
  418-7278 [1] PLATE  
14. 418-7375 [1] PLATE AS  
  159-9541 M [2] NUT-WELD (M10X1.5-THD)  
15. 428-6899 [1] GAUGE-OIL LEVEL (HYDRAULIC TANK)  
  428-6923 [1] PLATE  
16. 438-7761 [1] BRACKET AS  
  159-9541 M [1] NUT-WELD (M10X1.5-THD)  
  9R-9359 M [3] BOSS (M10X1.5X28-MM)  
17. 148-8326 [1] CONNECTOR AS  
  3J-7354 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-9872 [1] CONNECTOR  
18. 148-8361 [1] ELBOW AS (90-DEG)  
  3J-7354 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-9200 [1] ELBOW  
19. 148-8378 [2] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8724 [1] ELBOW  
20. 4L-6454 [4] BOLT (3/8-16X1-IN)  
21. 5M-2057 [2] SEAL-O-RING  
22. 7X-7729 [4] WASHER (11X25X3-MM THK)  
23. 8T-3298 [2] SEAL-RECTANGULAR  
24. 8T-4121 [43] WASHER-HARD (11X21X2.5-MM THK)  
25. 8T-4136 M [42] BOLT (M10X1.5X25-MM)  
26. 8T-4195 M [5] BOLT (M10X1.5X30-MM)  
27. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00795640747
 

495-8845: TANK GP-HYDRAULIC

495-8845 TANK GP-HYDRAULIC
S/N 3T61-UP
PART OF 483-3161 HYDRAULIC AR
i06992856 M0079564
4958845 TANK GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9W-6582 [3] SLEEVE  
2. 9W-9920 [3] MOUNTING AS-VIBRATION ISOLATOR  
3. 092-2267 [2] SHIM (2-MM THK)  
4. 205-3984 [3] WASHER-SPECIAL  
5. 495-8846 Y [1] TANK GP-HYDRAULIC  
6. 6C-9149 [6] WASHER (22X50X10-MM THK)  
7. 7X-2488 M [1] BOLT (M20X2.5X160-MM)  
8. 8T-4131 M [3] NUT (M20X2.5-THD)  
9. 8T-4170 M [2] BOLT (M20X2.5X150-MM)  
10. 9W-6584 [3] WASHER (20.5X114X10-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00795640748
 

495-8846: TANK GP-HYDRAULIC

495-8846 TANK GP-HYDRAULIC -HOIST
S/N 3T61-UP
PART OF 495-8845 TANK GP-HYDRAULIC
i06992783 M0079564
4958846 TANK GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 391-0728 Y [1] TANK & MTG GP-HYDRAULIC  
2. 495-8849 Y [1] GUARD GP-HYDRAULIC TANK  
  Y   SEPARATE ILLUSTRATION
 

#M00795640749
 

377-9316: VALVE & MTG GP-HOIST CONTROL

377-9316 VALVE & MTG GP-HOIST CONTROL
S/N 3T61-UP
PART OF 483-3161 HYDRAULIC AR
i05974944 M0079564
3779316 VALVE & MTG GP-HOIST CONTROL Parts scheme
  For full view, you need register

Parts for your 745 ARTICULATED TRUCK:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 374-7186 Y [1] VALVE GP-CONTROL (HOIST)  
2. 455-7773 [1] BRACKET AS  
  159-9541 M [1] NUT-WELD (M10X1.5-THD)  
  7T-1099 [1] LINK  
  8T-3597 M [2] NUT-WELD (M12X1.75-THD)  
3. 8T-4139 M [8] BOLT (M12X1.75X30-MM)  
4. 8T-4223 [10] WASHER-HARD (13.5X25.5X3-MM THK)  
5. 8T-5041 M [2] BOLT (M12X1.75X120-MM)  
  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}
Specifications
Solenoid Valve (Hydraulic Fan)
745 and 740 GC & 740 EJECTOR Articulated Truck Systems
Gear Pump (Pilot)
745 and 740 GC & 740 EJECTOR Articulated Truck Systems
Piston Pumps (Brake, Hoist, Steering, Fan)
745 and 740 GC & 740 EJECTOR Articulated Truck Systems
Steering Control Group
745 and 740 GC & 740 EJECTOR Articulated Truck Systems
Gear Pump (Secondary Steering)
745 and 740 GC & 740 EJECTOR Articulated Truck Systems
Piston Pumps (Brake, Ejector, Steering, Fan)
745 and 740 GC & 740 EJECTOR Articulated Truck Systems
Systems Operation
Gear Pump - Air to Air After Cooler (ATAAC) Fan System
745 & 740 GC Articulated Truck
Gear Pump (Secondary Steering)
745 & 740 GC Articulated Truck
Gear Pump (Transmission)
745 & 740 GC Articulated Truck
Piston Pump (Steering, Hoist)
745 & 740 GC Articulated Truck
Piston Pump (Brake, Hoist, Fan)
745 & 740 GC Articulated Truck
Piston Pump (Hydraulic Fan)
745 & 740 GC Articulated Truck
Piston Pump (Steering)
745 & 740 GC Articulated Truck
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}
Testing and Adjusting
Gear Pump (Brake Cooling) - Test
745 & 740 GC Articulated Truck
Pump Flow - Test
745 & 740 GC Articulated Truck
Piston Pump (Steering, Hoist) - Test and Adjust
745 & 740 GC Articulated Truck
Piston Pump (Brake, Hoist, Fan) - Test and Adjust
745 & 740 GC Articulated Truck
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 Hydraulic Piston Pumps {0784, 5050, 5070}
Bench Test Procedure for Hydraulic Piston Pumps {0784, 5050, 5070}
Disassembly and Assembly
Gear Pump (Aftercooler) - Remove and Install
735, 740 GC, 740 EJECTOR, 745 Articulated Trucks Engine Supplement
Gear Pump (Hydraulic Fan) - Remove and Install
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Gear Pump (Hydraulic Fan) - Disassemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Gear Pump (Hydraulic Fan) - Assemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Piston Pump (Hoist, Steering) - Disassemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Piston Pump (Hoist, Steering) - Assemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Piston Pump (Brake, Fan, Hoist) - Disassemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Piston Pump (Brake, Fan, Hoist) - Assemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Gear Pump (Brake Cooling) - Disassemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Gear Pump (Brake Cooling) - Assemble
740 GC, 740 Ejector, 745 Articulated Truck Machine System
Gear Pump (Brake Cooling) - Remove and Install
740 GC, 740 Ejector, 745 Articulated Truck Machine System

Caterpillar Parts SIS Catalog 745 :

PUMP & MTG GP-HYDRAULIC
191-6005 PUMP & MTG GP-HYDRAULIC
PIN GP-CYLINDER
328-4001 PIN GP-CYLINDER
MOTOR & MOUNTING GP
443-4541 MOTOR & MOUNTING GP
MOTOR & MOUNTING GP
421-2857 MOTOR & MOUNTING GP
MOTOR & MOUNTING GP
385-6869 MOTOR & MOUNTING GP
MANIFOLD GP-CONTROL
360-1421 MANIFOLD GP-CONTROL
LINES GP-RETURN
484-5265 LINES GP-RETURN
LINES GP-PUMP
499-1600 LINES GP-PUMP
PUMP & MTG GP-PISTON
378-1304 PUMP & MTG GP-PISTON
PUMP GP-GEAR
248-5605 PUMP GP-GEAR
PUMP GP-PISTON
373-6527 PUMP GP-PISTON
PUMP GP-PISTON
373-6528 PUMP GP-PISTON
ROTATING GP-PUMP
333-7835 ROTATING GP-PUMP
TANK & MTG GP-HYDRAULIC
391-0728 TANK & MTG GP-HYDRAULIC
TANK GP-HYDRAULIC
495-8845 TANK GP-HYDRAULIC
TANK GP-HYDRAULIC
495-8846 TANK GP-HYDRAULIC
Back to top
Contacts Request list Affiliate disclosure
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.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.