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8M9662 PRESSURE RATIO REGULATOR ASSEMBLY Part of Exhaust By-Pass shown on Page 24H Only separate parts serviced. When complete Assembly is required order 2S116 D9G


AIR INLET AND EXHAUST SYSTEM
MANIFOLD GP-EXHAUST
BASIC ENGINE
VALVE MECHANISM GP
AIR INLET AND EXHAUST SYSTEM
MANIFOLD GP-EXHAUST
EXHAUST GP
ELECTRICAL AND STARTING SYSTEM
STARTING AR
BASIC ENGINE
CYLINDER HEAD GP


AIR INLET AND EXHAUST SYSTEM

MANIFOLD GP-EXHAUST
 

#UE0360030070
 

8M-9662: PRESSURE RATIO REGULATOR ASSEMBLY

8M9662 PRESSURE RATIO REGULATOR ASSEMBLY
Part of Exhaust By-Pass shown on Page 24H
Only separate parts serviced. When complete Assembly is required order 2S116
c84692 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1S-2016 [1] SPRING  
  1S-2025 [1] NUT  
  1S-2019 [1] PLATE  
  1D-4539 [4] BOLT  
  [4] LOCKWASHER  
  1S-2018 [1] VALVE  
  1S-2017 [1] BASE  
  1S-2020 [1] DIAPHRAGM  
  1S-2021 [1] GASKET  
  1S-2013 [1] HOUSING  
  1S-2015 [1] DIAPHRAGM  
  1S-2023 [1] PLATE  
  1S-2022 [1] RETAINER  
 

#UE0360030071
 

3S-0858: PRESSURE RATIO REGULATOR ASSEMBLY

3S858 PRESSURE RATIO REGULATOR ASSEMBLY--Replaces 2S116
c95629 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-9695 [9] SCREW  
2. 2H-2615 [1] WASHER  
3. 7H-2079 [1] LOCKWASHER  
4. 3S-2923 [1] NUT  
5. 3S-2912 [1] "O" RING  
6. 3S-2926 [1] POPPET  
7. 3S-2925 [1] HOUSING ASSEM.  
8. 1S-2015 [1] DIAPHRAGM  
9. 1S-2023 [1] PLATE  
10. 3S-5861 [1] DIAPHRAGM  
11. 1S-2016 [1] SPRING  
12. 3S-5860 [1] RETAINER  
13. 3S-5862 [1] PLATE  
14. 3S-5864 [1] BASE ASSEM.  
15. 3S-5863 [1] VALVE  
16. 5H-8642 [1] NUT  
17. 1D-4539 [4] BOLT  
18. 3L-6789 [4] LOCKWASHER  
19. 1S-2021 [1] GASKET  
20. 3S-2980 [8] SCREW  
21. 1S-2013 [1] HOUSING  
22. 3S-2916 [1] COVER  
23. 3S-2915 [1] GASKET  
24. 8F-5488 [4] SCREW  
  1L-4789 [4] LOCKWASHER  
25. 9F-2247 [2] PLUG  
26. 3S-2920 [1] RING  
27. 3S-2919 [2] DIAPHRAGM  
28. 3S-2921 [1] BOOT ASSEM.  
29. 3S-2917 [1] PLATE  
30. 3S-2918 [1] COVER  
 

#UE0360030072
 

2S-0116: SHIELD

2S116 PRESSURE RATIO REGULATOR ASSEMBLY
c93589 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7B-3028 [3] SCREW  
2. 5M-9695 [9] SCREW  
3. 2H-2615 [1] WASHER  
4. 7H-2079 [1] LOCKWASHER  
5. 3S-2923 [1] NUT  
6. 3S-2921 [1] BOOT ASSEM.  
7. 3S-2912 [1] "O" RING  
8. 3S-2926 [1] POPPET  
9. 3S-2925 [1] HOUSING ASSEM.  
10. 1S-2015 [1] DIAPHRAGM  
11. 1S-2023 [1] PLATE  
12. 1S-2020 [1] DIAPHRAGM  
13. 1S-2016 [1] SPRING  
14. 3S-2924 [1] RETAINER  
15. 1S-2019 [1] PLATE  
16. 2S-0107 [1] VALVE  
17. 2S-0108 [1] BASE  
18. 2S-0106 [1] NUT  
19. 1D-4539 [4] BOLT  
20. 3L-6789 [4] LOCKWASHER  
21. 1S-2021 [1] GASKET  
22. 1S-2013 [1] HOUSING  
23. 3S-2980 [8] SCREW  
24. 3S-2916 [1] COVER  
25. 3S-2915 [1] GASKET  
26. 9F-2247 [2] PLUG  
27. 3S-2920 [1] RING  
28. 3S-2919 [2] DIAPHRAGM  
29. 8F-5488 [4] SCREW  
30. 1L-4789 [4] LOCKWASHER  
31. 3S-2917 [1] PLATE  
32. 3S-2918 [1] COVER  
 

#UE0360030073
 

EXHAUST BY-PASS

EXHAUST BY-PASS
Serial No. 66A944 to 66A993 and 66A1000 inclusive
8M9662 Pressure Ratio Regulator Assembly parts are shown on Page 24F
c84691 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1M-5826 [1] HOUSING  
  1M-7326 [1] STRAINER ASSEM.  
  1C-2251 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  1M-5835 [1] GASKET  
  8M-9667 [1] FLANGE  
  4B-6067 [1] ELBOW  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1M-5829 [1] GASKET  
  4B-6067 [1] ELBOW  
  8M-9668 [1] FLANGE  
  1M-5830 [1] GASKET  
  3B-1915 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  8M-9662 Y [1] REGULATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  1B-5355 [4] NUT  
  2M-7944 [1] GASKET  
  8M-9666 [1] HOSE ASSEM.  
  4B-6067 [1] ELBOW  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  8M-9667 [1] FLANGE  
  1M-5835 [1] GASKET  
  8M-9665 [1] HOSE ASSEM.  
  4B-6067 [1] ELBOW  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  8M-9664 [1] FLANGE  
  9H-9870 [1] GASKET  
  4H-7655 [2] CLAMP  
  1M-7163 [1] SPACER  
  0S-1591 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  8M-9671 [1] BRACKET  
  2M-5446 [1] GASKET  
  1A-0291 [1] COVER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0360030074
 

EXHAUST BY-PASS

EXHAUST BY-PASS
Serial No. 66A1 to 66A943, 66A994 to 66A999 and 66A1001-Up
2M7938 Valve Assembly and 4M5346 Pressure Ratio Control Assembly parts are shown on Page 26
c66638 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-0962 [1] TUBE ASSEM.  
  2M-7938 Y [1] VALVE ASSEM.  
    (SEE SEPARATE ILLUS.FOR PARTS)
  1M-5830 [1] GASKET  
  0T-0102 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  3B-8404 [2] CLIP  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4M-0964 [1] TUBE ASSEM.  
    (BY-PASS VALVE TO CONTROL)
  1M-5826 [1] HOUSING  
  1M-7326 [1] STRAINER ASSEM.  
  8F-8998 [2] NUT  
    (PART OF FITTING 1H6785)
  1H-6785 [1] FITTING  
  0S-1571 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1M-5829 [1] GASKET  
  1M-5835 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  5M-5923 [1] TUBE ASSEM.  
    (BY-PASS VALVE SUPPLY)
  3B-8995 [1] FITTING  
  1F-1344 [1] NUT  
    (PART OF FITTING 3B8995)
  3B-8404 [1] CLIP  
  7M-4230 [1] TUBE (DUMP)  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2M-5176 [1] TUBE ASSEM.  
  1M-5835 [3] GASKET  
  1B-0581 [2] BOLT  
  1B-4202 [2] NUT  
  3B-4505 [2] LOCKWASHER  
  7B-3028 [1] SCREW  
    (PART OF TUBE ASSEM. 4M964)
  4M-0221 [1] STRAINER ASSEM.  
  2M-7944 [1] GASKET  
  1B-5355 [4] NUT  
  7H-0843 [1] CLIP  
  4H-8878 [2] CLIP  
  4M-0965 [1] TUBE (DRAIN)  
  1M-5829 [1] GASKET  
  2H-3738 [2] BOLT  
  1B-4202 [2] NUT  
  3B-4505 [2] LOCKWASHER  
  1M-5829 [1] GASKET  
  9H-9870 [1] GASKET  
  2H-3738 [2] BOLT  
  1B-4202 [2] NUT  
  3B-4505 [2] LOCKWASHER  
  4M-5346 Y [1] CONTROL ASSEM.  
    (SEE SEPARATE ILLUS. FOR PARTS)
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0T-0431 [2] WASHER  
  0S-1618 [1] BOLT  
  1D-4716 [1] NUT  
  3B-4505 [1] LOCKWASHER  
  5F-0547 [1] WASHER  
  5M-5926 [2] CLAMP  
  7M-4198 [1] BRACKET  
  1F-5194 [1] FITTING  
  8F-8997 [2] NUT  
    (PART OF FITTING 1F5194)
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2M-5446 [1] GASKET  
  4M-0993 [1] TUBE ASSEM.  
  Y   SEPARATE ILLUSTRATION
 

#UE0360030075
 

2M-7938: VALVE ASSEMBLY

2M7938 VALVE ASSEMBLY
Part of Exhaust By-Pass shown on Page 25
c62141 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-0058 [1] PIN  
  4M-0065 [1] SPRING (OUTER)  
  4M-0066 [1] SPRING (INNER)  
  5M-0297 [1] STEM  
  5M-1297 [1] BASE  
  4M-0061 [6] BOLT  
  [6] LOCKWASHER  
  4M-0063 [1] GASKET  
  4M-0067 [1] PISTON  
  4M-0068 [1] PACKING  
  4M-0069 [1] RETAINER  
  4M-0070 [1] EXPANDER  
  4M-0064 [1] COVER  
 

#UE0360030076
 

4M-5346: PRESSURE RATIO CONTROL ASSEMBLY

4M5346 PRESSURE RATIO CONTROL ASSEMBLY
Part of Exhaust By-Pass shown on Page 25
c126475 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  [1] PLATE  
  [9] SCREW  
  [1] HOUSING  
  [1] DIAPHRAGM  
  [1] BOOT ASSEM.  
  [1] POPPET ASSEM.  
  [2] SEAL  
  [1] NUT  
  [1] LOCKWASHER  
  [1] WASHER  
  [6] SCREW  
  [6] LOCKWASHER  
  [6] WASHER  
  [1] DIAPHRAGM  
  [1] COVER  
 

#UE0360030077
 

5M-8288: EXHAUST EXTENSION

EXHAUST EXTENSION (5M8288 N/S)
Note: 7S5003 Rain Cap Assembly is available
c66320 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5M-5706 [1] PIPE  
  5H-7292 [1] CLAMP  
  0S-1585 [1] BOLT  
  1B-5357 [1] NUT  
 

#UE0360030078
 

5M-4128: COMPRESSION RELEASE CONTROL

COMPRESSION RELEASE CONTROL (5M4128 N/S)
c77607 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0T-0924 [1] BOLT  
  1B-4203 [1] NUT  
  8H-6208 [1] BRACKET  
  0S-1595 [2] BOLT  
  1D-4719 [2] NUT  
  3B-4508 [2] LOCKWASHER  
  5M-4127 [1] SHAFT ASSEM.  
  0S-0355 [1] WASHER  
    (PART OF SHAFT ASSEM. 5M4127)
  1B-8704 [2] KEY  
  7B-3028 [4] SCREW (DRIVE)  
  8F-4327 [1] PLATE (RUN)  
  8F-4832 [1] PLATE (START)  
  4H-9756 [1] LEVER  
 

#UE0360030079
 

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--Side View Part 1 of 2
c95646 UE036003
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Parts for your D9G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5H-2672 [2] COVER  
  6B-6682 [40] NUT  
  5H-1504 [40] WASHER  
  2B-7409 [2] PLUG  
  7M-7817 [6] VALVE (INLET)  
  8H-7097 [6] VALVE (EXHAUST)  
  0S-1616 [1] BOLT  
  4F-7652 [1] STOP  
  1B-8702 [1] KEY  
  6H-0411 [16] WASHER  
  3B-4621 [4] COTTER PIN  
  6F-5034 [4] SPRING  
  5H-2543 [2] SHAFT ASSEM.  
  4F-4585 [4] PLUG  
    (2 IN EACH SHAFT ASSEM. 5H2543)
  6F-4210 [1] PLUNGER  
  0S-1012 [1] SPRING  
  4H-7328 [6] STUD  
  5B-2383 [6] NUT  
  3F-9780 [6] WASHER  
  8F-4994 [6] SEAL  
  1A-0744 [12] SCREW  
  1B-4204 [12] NUT  
  1B-9917 [4] SPRING  
  5H-1190 [3] SEAL  
  4H-9807 [1] SHAFT  
  2B-2694 [2] BOLT  
  8F-7242 [2] WASHER  
  3H-4738 [1] SHAFT  
  4B-3938 [1] PLUG  
  1B-0581 [1] BOLT  
  1B-4202 [1] NUT  
  3B-4505 [1] LOCKWASHER  
  3H-4784 [1] COUPLING  
  1B-8704 [2] KEY  
  4H-9772 [12] ROD  
  6H-3455 [12] RING  
  7B-2420 [16] FERRULE  
  7B-2419 [16] SEAL  
  2H-3069 [12] LIFTER ASSEM.  
 

Information:

Service Magazine

Caterpillar Parts SIS Catalog D9G :

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