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9H6690 HYDRAULIC PUMP ASSEMBLY Part of Hydraulic Pump and Lines shown on Pages 104K and 104M 955C TRACK LOADER


HYDRAULIC SYSTEM
PUMP GP
POWER TRAIN
FILTER GP
SHAFT GP
OPERATOR STATION
CONTROL GP-HYDRAULIC
HYDRAULIC SYSTEM
LINES GP
CYLINDER GP

TRACK LOADER 955C TRACK LOADER 12A
 955 TRAXCAVATOR 12A00001-08418 (MACHINE) UE032563 955C 12A   (1955)

HYDRAULIC SYSTEM

PUMP GP
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP ASSEMBLY
5H-3422 HYDRAULIC PUMP ASSEMBLY
HYDRAULIC PUMP ASSEMBLY
9H-6690 HYDRAULIC PUMP ASSEMBLY
 

#UE0325630200
 

9H-6690: HYDRAULIC PUMP ASSEMBLY

9H6690 HYDRAULIC PUMP ASSEMBLY
Part of Hydraulic Pump and Lines shown on Pages 104K and 104M
c61448 UE032563
9H6690 HYDRAULIC PUMP ASSEMBLY Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-3709 [1] CAP  
  2H-9247 [1] SEAL  
  3K-3711 [1] PLATE  
  3K-3707 [10] VANE  
  3K-4029 [1] RING  
  3K-4058 [30] SPRING  
  3K-3710 [1] PLATE  
  3K-4025 [2] SEAL  
  3K-4056 [1] SPRING  
  3K-5187 [1] SEAL ASSEM.  
  3K-4060 [1] BEARING  
  3K-4027 [1] RING  
  3K-4030 [1] SHAFT  
  3J-0706 [2] RING  
  3K-4026 [1] RING  
  3K-3708 [1] ROTOR  
  3K-4057 [1] BEARING  
  3K-4059 [1] BEARING  
  1L-3768 [2] RING  
  3K-4028 [1] HOUSING  
  3K-4063 [4] SCREW  
  3K-4047 [1] PIN  
  3K-3712 [1] RING  
  8F-4469 [1] SEAL  
 

#UE0325630201
 

6H-1018: HYDRAULIC OIL FILTER GROUP

6H1018 HYDRAULIC OIL FILTER GROUP
Serial No. 12A1506 to 12A1786 inclusive
Part of Hydraulic Pump and Lines shown on Page 104A
c46234 UE032563
6H1018 HYDRAULIC OIL FILTER GROUP Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6H-1017 [10] STUD  
    (PART OF ASSEM. 6H1019)
  1B-4206 [10] NUT  
  6H-0942 [1] SPRING  
  5H-3253 [1] VALVE  
  5H-3335 [1] SPRING  
  6H-1019 [1] HOUSING ASSEM.  
  3H-3667 [4] FLANGE  
  4F-7952 [2] SEAL  
  3H-5368 [8] CAP SCREW  
  3B-4507 [8] LOCKWASHER  
  8F-4732 [1] VALVE  
  6H-9336 [1] COVER  
  8F-8733 [1] SEAL  
  5H-3284 [1] HOUSING  
  5H-6886 [1] ELEMENT ASSEM.  
  5H-3255 [1] WASHER  
  5H-3249 [1] RING  
  6H-1014 [1] WASHER  
  6H-0944 [1] COVER  
  1A-2029 [2] CAP SCREW  
  3B-4506 [2] LOCKWASHER  
  5F-1678 [1] SEAL  
 

#UE0325630202
 

6H-1018: HYDRAULIC OIL FILTER GROUP

6H1018 HYDRAULIC OIL FILTER GROUP
Serial No. 12A1787 to 12A8259 inclusive
Part of Hydraulic Pump and Lines shown on Pages 104A, 104C, 104E, 104G, 104J and 104L
c46443 UE032563
6H1018 HYDRAULIC OIL FILTER GROUP Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6H-1017 [10] STUD  
    (PART OF ASSEM. 6H1019)
  1B-4206 [10] NUT  
  6H-0942 [1] SPRING  
  5H-3253 [1] VALVE  
  5H-3335 [1] SPRING  
  6H-1019 [1] HOUSING ASSEM.  
  3H-3667 [4] FLANGE  
  4F-7952 [2] SEAL  
  3H-5368 [8] CAP SCREW  
  3B-4507 [8] LOCKWASHER  
  7H-1349 [1] VALVE  
  7H-1351 [1] COVER  
  8F-8733 [1] SEAL  
  7B-6368 [1] BALL  
  5H-3284 [1] HOUSING  
  5H-6886 [1] ELEMENT ASSEM.  
    (DISPOSABLE)
  5H-3255 [1] WASHER  
  5H-3249 [1] RING  
  6H-1014 [1] WASHER  
  6H-0944 [1] COVER  
  1A-2029 [2] CAP SCREW  
  3B-4506 [2] LOCKWASHER  
  5F-1678 [1] SEAL  
 

#UE0325630203
 

3K-6727: HYDRAULIC OIL FILTER GROUP

3K6727 HYDRAULIC OIL FILTER GROUP
Effective with Serial No. 12A8260
Part of Hydraulic Pump and Lines shown on Page 105
c63194 UE032563
3K6727 HYDRAULIC OIL FILTER GROUP Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3K-5861 [1] BOLT  
  1K-4703 [1] WASHER  
  2J-8125 [1] SEAL  
  3K-5982 [1] COVER  
  2K-8257 [1] SEAL  
  3K-6693 [1] HOUSING  
  5H-3253 [1] VALVE  
  5H-3249 [1] RING  
  3K-6623 [1] HOUSING ASSEM.  
  4F-7952 [2] SEAL  
  3H-5368 [8] BOLT  
  3B-4507 [8] LOCKWASHER  
  3H-3667 [4] FLANGE  
  3K-5914 [10] STUD  
  1B-4206 [10] NUT  
  6F-0253 [10] WASHER  
  2K-8256 [1] WASHER  
  3K-6687 [1] SPRING  
  2J-1560 [1] ELEMENT ASSEM. (DISPOSABLE)  
  5H-3335 [1] SPRING  
  5H-3255 [1] WASHER  
  2J-6189 [1] WASHER  
  5F-1678 [1] SEAL  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6H-0944 [2] COVER  
 

#UE0325630204
 

8H-6473: UNIVERSAL JOINT ASSEMBLY

8H6473 UNIVERSAL JOINT ASSEMBLY
Part of Hydraulic Pump and Lines shown on Pages 104E, 104G, 104J, 104K, and 104M
c53620 UE032563
8H6473 UNIVERSAL JOINT ASSEMBLY Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9H-3770 [2] CUP ASSEM.  
  9H-3768 [1] YOKE  
  9H-3766 [2] CROSS ASSEM.  
  9H-3767 [1] CROSS  
  9H-3764 [4] WASHER  
  4F-3055 [4] RETAINER  
    (1/2 OF EACH IN EACH ASSEM. 9H3766)
  9H-3771 [2] FITTING  
  9H-3765 [1] CENTER  
  9H-3773 [1] YOKE  
  9H-3769 [6] CUP ASSEM.  
  9H-3772 [8] RING  
 

#UE0325630205
 

3H-2852: UNIVERSAL JOINT

3H2852 UNIVERSAL JOINT
Part of Hydraulic Pump and Lines shown on Pages 103, 104A and 104C. Only separate
parts serviced. When complete Joint is required order 1-8H6472 Spacer and 1-8H6473
shown on Page 107
c39431 UE032563
3H2852 UNIVERSAL JOINT Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3H-8262 [8] CUP ASSEM.  
  3H-8257 [8] RING  
  3H-8255 [1] YOKE  
  3H-8258 [8] WASHER  
  3H-8263 [2] CROSS  
  3H-8254 [1] YOKE ASSEM.  
  [1] PLUG  
    (PART OF YOKE ASSEM.)
  3H-8256 [1] CENTER  
 

#UE0325630206
 

HYDRAULIC VALVE HAND CONTROL

HYDRAULIC VALVE HAND CONTROL
c68746 UE032563
None HYDRAULIC VALVE HAND CONTROL Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5H-2024 [1] ROD ASSEM.  
  5H-2025 [1] ROD ASSEM.  
  4B-2649 [2] END  
    (1 IN EACH ROD ASSEM. 5H2024 & 5H2025)
  5B-2208 [3] BOLT  
  1B-4203 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4H-1021 [1] BRACKET  
  0L-1170 [2] HANDLE  
  4H-0431 [1] LEVER ASSEM.  
    (OUTER)
  4H-0432 [1] LEVER ASSEM.  
    (INNER)
  4B-2648 [2] STUD  
    (1 IN EACH ROD ASSEM. 5H2025 & 5H2024)
  1A-9252 [2] END  
  1B-0676 [4] PIN  
  3B-4615 [4] COTTER PIN  
  1B-4203 [2] NUT  
  0S-1571 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  7F-7983 [4] BEARING  
    (2 IN EACH LEVER ASSEM. 4H431 & 4H432)
  5H-6406 [4] SEAL  
  4H-0433 [1] SHAFT  
 

#UE0325630207
 

HYDRAULIC LINES

HYDRAULIC LINES
Refer also to Page 120G for special parts
c63584 UE032563
None HYDRAULIC LINES Parts scheme
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2K-0190 [8] FLANGE  
  5F-1678 [4] SEAL  
  1A-2029 [16] CAP SCREW  
  3B-4506 [16] LOCKWASHER  
  2K-4257 [2] HOSE ASSEM.  
  2K-4259 [2] HOSE ASSEM.  
  1H-3305 [8] FLANGE  
  4F-7391 [4] RING  
  1A-2029 [16] CAP SCREW  
  3B-4506 [16] LOCKWASHER  
  2K-7406 [2] HOSE ASSEM.  
  2K-1502 [2] HOSE ASSEM.  
  2K-5056 [4] FLANGE  
  1H-9696 [4] RING  
  1A-1460 [8] CAP SCREW  
  3B-4508 [8] LOCKWASHER  
  0S-1584 [4] BOLT  
  1B-4205 [4] NUT  
  3B-4508 [4] LOCKWASHER  
  2K-1503 [4] HOSE ASSEM.  
  2K-4219 [1] MANIFOLD ASSEM.  
  1A-2029 [32] CAP SCREW  
  3B-4506 [32] LOCKWASHER  
  2K-0190 [16] FLANGE  
  5F-1678 [8] SEAL  
  5F-1678 [4] SEAL  
  2K-0190 [8] FLANGE  
  1A-2029 [16] CAP SCREW  
  3B-4506 [16] LOCKWASHER  
 

#UE0325630208
 

2K-3743: TILT CYLINDER GROUP

2K3743 TILT CYLINDER GROUP--R.H.
2K3744 TILT CYLINDER GROUP--L.H.
c65468 UE032563
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Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2K-5686 [1] RETAINER  
  4F-7952 [1] RING  
  2K-0050 [1] PACKING SET  
  3B-4634 [1] COTTER PIN  
  2K-2291 [1] NUT  
  2K-4509 [1] BUSHING  
    (PART OF ASSEM. 2K3737 & 2K3738)
  2K-3730 [1] PISTON  
  2K-3737 [1] CYLINDER ASSEM. (R.H.)  
    (PART OF CYL. GROUP 2K3743)
  2K-3738 [1] CYLINDER ASSEM. (L.H.)  
    (PART OF CYL. GROUP 2K3744)
  5F-3144 [1] SEAL  
  2K-3739 [1] HEAD  
  1K-7112 [1] PACKING SET  
  1K-7102 [2] SHIM  
  1K-6981 [1] SEAL  
  1K-5579 [1] GLAND  
  0S-1585 [2] BOLT  
  9B-0453 [2] LOCKWASHER  
  2K-3740 [1] ROD ASSEM.  
  2K-4511 [1] BUSHING  
    (PART OF ASSEM. 2K3740)
  1K-7033 [3] SHIM  
  2A-1538 [4] BOLT  
  2H-3922 [4] LOCKWASHER  
  2K-4096 [1] WASHER  
 

#UE0325630209
 

2K-3744: TILT CYLINDER GROUP

2K3743 TILT CYLINDER GROUP--R.H.
2K3744 TILT CYLINDER GROUP--L.H.
c65468 UE032563
2K3744 TILT CYLINDER GROUP Parts scheme
  For full view, you need register

Parts for your 955C TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2K-5686 [1] RETAINER  
  4F-7952 [1] RING  
  2K-0050 [1] PACKING SET  
  3B-4634 [1] COTTER PIN  
  2K-2291 [1] NUT  
  2K-4509 [1] BUSHING  
    (PART OF ASSEM. 2K3737 & 2K3738)
  2K-3730 [1] PISTON  
  2K-3737 [1] CYLINDER ASSEM. (R.H.)  
    (PART OF CYL. GROUP 2K3743)
  2K-3738 [1] CYLINDER ASSEM. (L.H.)  
    (PART OF CYL. GROUP 2K3744)
  5F-3144 [1] SEAL  
  2K-3739 [1] HEAD  
  1K-7112 [1] PACKING SET  
  1K-7102 [2] SHIM  
  1K-6981 [1] SEAL  
  1K-5579 [1] GLAND  
  0S-1585 [2] BOLT  
  9B-0453 [2] LOCKWASHER  
  2K-3740 [1] ROD ASSEM.  
  2K-4511 [1] BUSHING  
    (PART OF ASSEM. 2K3740)
  1K-7033 [3] SHIM  
  2A-1538 [4] BOLT  
  2H-3922 [4] LOCKWASHER  
  2K-4096 [1] WASHER  
 

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}
Nexus Gear Pump Porting{5073}
Nexus Gear Pump Porting{5073}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
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}
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}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
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}
Service Magazine
Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Caterpillar Parts SIS Catalog 955C :

HYDRAULIC OIL FILTER GROUP
6H-1018 HYDRAULIC OIL FILTER GROUP
HYDRAULIC PUMP ASSEMBLY
5H-3422 HYDRAULIC PUMP ASSEMBLY
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC PUMP AND LINES
HYDRAULIC OIL FILTER GROUP
6H-1018 HYDRAULIC OIL FILTER GROUP
HYDRAULIC OIL FILTER GROUP
6H-1018 HYDRAULIC OIL FILTER GROUP
HYDRAULIC OIL FILTER GROUP
3K-6727 HYDRAULIC OIL FILTER GROUP
UNIVERSAL JOINT ASSEMBLY
8H-6473 UNIVERSAL JOINT ASSEMBLY
UNIVERSAL JOINT
3H-2852 UNIVERSAL JOINT
HYDRAULIC VALVE HAND CONTROL
HYDRAULIC VALVE HAND CONTROL
HYDRAULIC LINES
HYDRAULIC LINES
2K-3743 TILT CYLINDER GROUP

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