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6J2279 HYDRAULIC PUMP ASSEMBLY Part of 6J2280 Pump and Mounting Group shown on Page 46B Only separate parts serviced. When complete Assembly is required order 7J2194 shown on Page 49 163


HYDRAULIC SYSTEM
PUMP GP

HYDRAULIC CONTROL 163 HYDRAULIC CONTROL 38G
 153 & 163 HYDRAULIC CONTROL 38G00001-UP UE070087 163 38G   (1974)

HYDRAULIC SYSTEM

PUMP GP
VANE PUMP GROUP
9J-5048 VANE PUMP GROUP
CARTRIDGE GP
3G-1268 CARTRIDGE GP
HYDRAULIC PUMP ASSEMBLY
6J-2279 HYDRAULIC PUMP ASSEMBLY
HYDRAULIC PUMP ASSEMBLY
7J-0944 HYDRAULIC PUMP ASSEMBLY
PUMP GROUP
7J-7680 PUMP GROUP
VANE PUMP GROUP
9J-8198 VANE PUMP GROUP
 

#UE0700870170
 

6J-2279: HYDRAULIC PUMP ASSEMBLY

6J2279 HYDRAULIC PUMP ASSEMBLY
Part of 6J2280 Pump and Mounting Group shown on Page 46B
Only separate parts serviced. When complete Assembly is required order 7J2194 shown on Page 49
c122859 UE070087
6J2279 HYDRAULIC PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-3818 [1] HOUSING ASSEM.  
2. 4M-0546 [1] BEARING  
3. 6J-3912 [1] PIN  
    (Parts of 6J3818 Housing Assem.)
4. 6J-3913 [4] BOLT  
5. 6J-3815 J [1] ROTOR ASSEM.  
6. 6J-3817 [1] HOUSING  
7. 4M-5285 [1] RING  
8. 2L-5271 [1] BEARING  
9. 6J-3814 [1] SHAFT  
10. 4J-5918 [1] SEAL  
11. 3J-0706 [1] RING  
12. 6J-3918 J [1] SEAL  
13. 6J-3919 J [1] SEAL  
14. 6J-3917 J [1] SEAL  
15. 6J-3819 J [1] PLATE  
  6J-3921 J [1] VANE AND PIN KIT  
16. [10] VANE  
17. 6J-3920 [1] PIN KIT  
18. 3K-8267 J [1] RING  
19. 3J-0698 J [2] PIN  
20. 6J-3916 J [2] SCREW  
21. 6J-3820 J [1] PLATE  
    The following Repair Kits are available:
  6J-3923 [1] SEAL KIT  
    (Consists of all the above seals)
  6J-3922 [1] CARTRIDGE KIT  
    (Consists of parts marked J)
  J   (Consists of parts marked J)
 

#UE0700870171
 

7J-0944: HYDRAULIC PUMP ASSEMBLY

7J944 HYDRAULIC PUMP ASSEMBLY
Part of 7J945 Pump and Mounting Group shown on Page 46B
Only separate parts serviced. When complete Assembly is required order 7J2194
c105745 UE070087
7J0944 HYDRAULIC PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-3818 [1] HOUSING ASSEM.  
2. 4M-0546 [1] BEARING  
3. 6J-3912 [1] PIN  
    (Parts of 6J3818 Housing Assem.)
4. 6J-3913 [4] BOLT  
5. H [1] ROTOR ASSEM.  
6. 7J-0943 [1] HOUSING  
7. 4M-5285 [1] RING  
8. 2L-5271 [1] BEARING  
9. 6J-3814 [1] SHAFT  
10. 4J-5918 [1] SEAL  
11. 3J-0706 [1] RING  
12. H [1] SEAL  
13. H [1] SEAL  
14. H [1] SEAL  
15. H [1] PLATE  
16. H [10] VANE  
17. H [10] PIN  
18. H [1] RING  
19. H [2] PIN  
20. J [2] SCREW  
21. J [1] PLATE  
  6J-3922 [1] CARTRIDGE ASSEM.  
    (Consists of Parts Marked H)
    The following Repair Kits are available:
  6J-3923 [1] SEAL KIT  
    (Consists of all the above seals)
  7J-1480 [1] PIN KIT (Consists of 10 pins)  
  H   (Consists of Parts Marked H)
 

#UE0700870172
 

7J-7680: PUMP GROUP

7J7680 PUMP GROUP
Part of 7J4635 Pump and Mounting Group shown on Page 47
c136027 UE070087
7J7680 PUMP GROUP Parts scheme
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4J-9279 O [1] SEAL KIT  
    (Consists of parts marked H)
  7J-0568 [1] CARTRIDGE ASSEM.  
    (Consists of parts marked J)
    (30 U.S. Gallons per minute)
  J [10] VANE  
  J [10] INSERT  
  1A-5405 [4] BOLT  
  J [1] ROTOR  
  J [1] PLATE ASSEM.  
  J [2] PIN  
  J [1] BEARING  
  J [2] SCREW  
  3D-6156 [1] COVER  
  J [1] RING  
  2J-8163 H [1] SEAL  
  2J-8165 [1] BODY  
  2J-8172 [1] RING  
  1B-4116 [1] BEARING  
  2J-8168 [1] WASHER  
  2J-8169 H [1] SEAL  
  2J-8170 H [1] WIPER  
  4J-8934 [1] SHAFT  
  4M-5285 [1] RING  
  4J-9225 H [1] RING  
  1H-5728 H [1] SEAL  
  J [1] PLATE  
  2H-3928 H [1] SEAL  
  4J-9220 H [1] RING  
  H   (Consists of parts marked H)
  O   NOT PART 7J7680 HYDRAULIC PUMP
  J   (Consists of parts marked J)
 

#UE0700870173
 

9J-8198: VANE PUMP GROUP

9J8198 VANE PUMP GROUP--Type 1
Provides Field Replacement for 7J7680 shown on Page 48G
c210625 UE070087
9J8198 VANE PUMP GROUP Parts scheme
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9J-5109 [1] SEAL KIT  
    (Consists of parts marked H)
  7J-0568 [1] CARTRIDGE ASSEM.  
    (Consists of parts marked J)
    (30 U.S. Gallons per minute)
  J [10] VANE  
  J [10] INSERT  
  1A-5405 [4] BOLT  
  J [1] ROTOR  
  J [1] PLATE ASSEM.  
  J [2] PIN  
  J [1] BEARING  
  J [2] SCREW  
  3D-6156 [1] COVER  
  J [1] RING  
  2J-8163 H [1] SEAL  
  9J-5123 [1] BODY  
  2J-8172 [1] RING  
  1B-4116 [1] BEARING  
  2J-8168 [1] WASHER  
  2J-8169 H [1] SEAL  
  9J-5152 H [1] WIPER  
  9J-8205 [1] SHAFT  
  4M-5285 [1] RING  
  4J-9225 H [1] RING  
  1H-5728 H [1] SEAL  
  J [1] PLATE  
  4H-0407 A [1] PLUG  
  2H-3928 [1] SEAL  
  4J-9220 H [1] RING  
 

#UE0700870174
 

9J-8198: VANE PUMP GROUP

9J8198 VANE PUMP GROUP--Type 2
Provides Field Replacement for 7J7680 shown on Page 48G
3G1266 Cartridge parts are shown on Page 48G-1a
c167752 UE070087
9J8198 VANE PUMP GROUP Parts scheme
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-1266 RCY [1] CARTRIDGE GROUP (30 gpm)  
    (Separate Illustration)
2. 1A-5405 [4] BOLT  
3. 3D-6156 [1] COVER  
4. 9J-5123 [1] BODY  
5. 4M-5285 [1] RING (inner)  
6. 3G-2632 C [1] PLUG  
7. 1B-4116 [1] BEARING  
8. 9J-8205 [1] SHAFT  
9. 9J-5152 [1] SEAL  
10. 9J-7814 C [1] SEAL  
11. 2J-8168 [1] WASHER  
12. 2J-8172 [1] RING (outer)  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#UE0700870175
 

3G-1266: CARTRIDGE GP

3G1266 CARTRIDGE GROUP
Part of 9J8198 & 7J2194 Vane Group shown on Pages 48G-1a & 49B
c167753 UE070087
3G1266 CARTRIDGE GP Parts scheme
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-1264 [4] RETAINER  
2. 3G-1265 [4] SEAL  
3. 2J-8163 [1] SEAL  
4. 3G-1820 [1] SEAL  
5. 4J-9225 [1] RING  
6. 1H-5728 [1] SEAL  
 

#UE0700870176
 

9J-8771: GEAR PUMP GROUP

9J8771 GEAR PUMP GROUP--Replaced by 3G4768 shown on Page 48G-2
Part of Hydraulic Control Arrangements listed on Pages 13G and 13H
c162396 UE070087
9J8771 GEAR PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1595 [ 8] BOLT  
  6J-2391 [ 8] WASHER  
2. 9J-5654 C [ 2] SEAL  
  3G-1280 C [ 1] SPACER  
3. 9J-9841 C [ 1] PLUG  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9J-0765 C [ 1] KIT (seal)  
    (Includes Seals, & Retainer)
 

#UE0700870177
 

3G-4768: PUMP GP-GEAR

3G4768 GEAR PUMP GROUP
Part of Hydraulic Control Arrangements listed on Pages 13G and 13H
c229317 UE070087
3G4768 PUMP GP-GEAR Parts scheme
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1595 [ 8] BOLT  
  6J-2391 [ 8] WASHER  
2. 6V-1899 C [ 2] SEAL  
  3G-1280 [ 1] SPACER  
3. 3G-7242 C [ 1] PLUG  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9J-0765 [ 1] KIT (seal)  
    (Includes Seals, & Retainer)
    INDICATES CHANGE
 

#UE0700870178
 

8J-3635: GEAR PUMP GROUP

8J3635 GEAR PUMP GROUP
Replaced by 9J8771 shown on Page 48G-2
Part of Hydraulic Control Arrangements listed on Pages 13G and 13H
c115404 UE070087
8J3635 GEAR PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1595 [8] BOLT  
  6J-2391 [8] WASHER  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  6J-9828 [1] KIT (Seal)  
    (Includes Seals, Plates, & Retainers)
 

#UE0700870179
 

8J-3633: GEAR PUMP GROUP

8J3633 GEAR PUMP GROUP
Part of Hydraulic Control Arrangements listed on Pages 4C and 4D
c115848 UE070087
8J3633 GEAR PUMP GROUP Parts scheme
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-3634 [1] PUMP GROUP  
2. 0S-1595 [8] BOLT  
  6J-2391 [8] WASHER  
3. 1D-5117 [1] NUT  
  3B-4508 [1] LOCKWASHER  
4. 3D-6627 [1] STUD  
5. 2J-3575 [1] GEAR (36 Teeth)  
6. 2H-3786 [1] NUT  
7. 4J-8984 [1] LOCK  
8. 9H-5920 [1] GASKET  
9. 7J-7679 [1] ADAPTER  
10. 5F-3106 [1] SEAL  
11. 4B-4043 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  6J-9828 [1] KIT (Seal)  
    (Consists of Plates, Seals, & Retainer)
 

Information:

Service Magazine
Correct Use Of Plugs In Drain Holes Of Hydraulic Pumps That Have Two Seals On The Shaft-Use A Plug In Drain Hole Except With Water Glycol Systems{5055,5073}
1977/02/14

Caterpillar Parts SIS Catalog 163 :

CARTRIDGE GP
3G-1268 CARTRIDGE GP
VANE PUMP GROUP
9J-5048 VANE PUMP GROUP
VANE PUMP GROUP
9J-5048 VANE PUMP GROUP
PUMP AND MOUNTING GROUP
6J-7876 PUMP AND MOUNTING GROUP
PUMP AND MOUNTING GROUP
6J-7876 PUMP AND MOUNTING GROUP
PUMP AND MOUNTING GROUP
6J-7876 PUMP AND MOUNTING GROUP
CARTRIDGE GP
3G-1270 CARTRIDGE GP
PUMP GP-VANE
9J-8190 PUMP GP-VANE
HYDRAULIC PUMP ASSEMBLY
7J-0944 HYDRAULIC PUMP ASSEMBLY
PUMP GROUP
7J-7680 PUMP GROUP
VANE PUMP GROUP
9J-8198 VANE PUMP GROUP
VANE PUMP GROUP
9J-8198 VANE PUMP GROUP
CARTRIDGE GP
3G-1266 CARTRIDGE GP
GEAR PUMP GROUP
9J-8771 GEAR PUMP GROUP
PUMP GP-GEAR
3G-4768 PUMP GP-GEAR
GEAR PUMP GROUP
8J-3635 GEAR PUMP GROUP

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