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3S9851 TRANSMISSION FILTER GROUP Serial No. 11K3919 to 11K4173 inclusive Part of Transmission & Steering Clutch Lubrication System shown on Pages 81, 84, 86A & 86D 977K




POWER TRAIN

FILTER GP
 

#UEG0584S0120
 

3S-9851: TRANSMISSION FILTER GROUP

3S9851 TRANSMISSION FILTER GROUP
Serial No. 11K3919 to 11K4173 inclusive
Part of Transmission & Steering Clutch Lubrication System
shown on Pages 81, 84, 86A & 86D
c101722 UEG0584S
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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7B-3235 [6] BOLT  
2. 7S-8702 [1] COVER ASSEM.  
3. 3S-4398 [1] STUD  
    (Part of 7S8702 Cover Assem.)
4. 5M-7908 [1] PLUG ASSEM.  
  3J-1907 [1] SEAL  
    (Part of 5M7908 Plug Assem.)
5. 1H-8128 [2] SEAL  
6. 2D-8009 [1] SEAL  
7. 8M-5255 [1] SEAL  
8. 4S-8566 [1] PLUG ASSEM.  
9. 3D-2824 [1] SEAL  
    (Part of 4S8566 Plug Assem.)
10. 4J-6064 [1] ELEMENT ASSEM. (Disposable)  
11. 3S-9847 [1] RETAINER  
12. 4S-5858 [1] PLUG ASSEM.  
13. 7M-8485 [1] SEAL  
    (Part of 4S5858 Plug Assem.)
14. 2H-3788 [1] NUT  
15. 3S-9848 [1] HOUSING  
16. 2S-6466 [1] SPOOL  
17. 4M-7945 [1] SPRING  
 

#UEG0584S0121
 

8S-0666: TRANSMISSION FILTER GROUP

8S666 TRANSMISSION FILTER GROUP
Serial No. 11K4174-Up
Part of 7S7401 Transmission and Steering Clutch Lubrication System
shown on Pages 86A and 86D
c205936 UEG0584S
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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7B-3235 [6] BOLT  
2. 7S-8702 [1] COVER ASSEM.  
3. 3S-4398 [1] STUD  
4. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
5. 1H-8128 [2] SEAL  
6. 2D-8009 [1] SEAL  
7. 8M-5255 [1] SEAL  
8. 9S-8008 [1] PLUG  
  3D-2824 [1] SEAL  
9. 9M-1986 C [1] SPRING  
10. 4J-6064 [1] ELEMENT ASSEM. (Disposable)  
11. 3S-9847 [1] RETAINER  
12. 9S-4205 [1] PLUG  
13. 7M-8485 [1] SEAL  
14. 2H-3788 [1] NUT  
15. 2P-2891 [1] HOUSING  
16. 1P-9600 [1] SPOOL  
17. 8S-1813 [1] TERMINAL  
18. 1P-2086 [1] SCREW  
  4L-1250 [1] NUT  
19. 3P-3668 C [2] INSULATOR  
20. 5P-0369 C [1] SEAL  
  C   INDICATES CHANGE
 

#UEG0584S0122
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 1 of 3
Serial No. 11K3919 and 11K3920 inclusive
1P3676 Valve parts are shown on Page 87
c111527 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8M-4986 [1] SEAL  
2. 3H-5368 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
3. 1P-7585 [1] TUBE ASSEM.  
    (Relief Valve to Ref. No. 21)
4. 1P-3303 [1] TUBE ASSEM.  
5. 2S-7070 [3] JOINT ASSEM.  
  9S-2082 [6] SEAL ASSEM.  
    (2 in each 2S7070 Assem.)
6. 7S-7281 [2] CLAMP  
7. 0L-1351 [3] BOLT  
8. 3B-4506 [30] LOCKWASHER  
9. 1P-3294 [1] TUBE ASSEM.  
10. 8M-4987 [7] SEAL  
11. 3B-1915 [12] BOLT (1.375" long)  
12. 1P-3290 [1] TUBE ASSEM.  
13. 7S-3916 [2] CLIP  
14. 7S-3919 [2] CLIP  
15. 1P-3633 [1] TUBE ASSEM.  
16. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
    (Parts of 1P3633 Assem.)
17. 4B-4278 [3] WASHER  
18. 1P-3306 [1] TUBE ASSEM.  
19. 2F-6578 [2] CLAMP  
20. 0S-1616 [1] BOLT  
  1B-4330 [1] NUT  
  3B-4504 [1] LOCKWASHER  
21. 1P-3676 Y [1] VALVE GROUP  
    (See Separate Illustration)
22. 2A-4639 [12] BOLT (1.625" long)  
23. 1P-7587 [1] TUBE ASSEM.  
24. 1P-7589 [1] TUBE ASSEM.  
25. 0S-1571 [2] BOLT  
26. 1D-4717 [4] NUT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0584S0123
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 2 of 3
Serial No. 11K3919 and 11K3920 inclusive
9M8669 Screen and 1S6520 Pump parts are shown on Page 89
c111528 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-8669 Y [1] SCREEN GROUP  
    (See Separate Illustration)
2. 1A-2029 [7] BOLT  
3. 3B-4506 [14] LOCKWASHER  
4. 3S-3703 [1] TUBE ASSEM.  
5. 9M-0164 [4] CLAMP  
6. 1S-4018 [2] HOSE  
7. 3S-3740 [1] TUBE ASSEM.  
8. 0S-1588 [5] BOLT  
9. 1S-6520 Y [1] PUMP GROUP  
    (See Separate Illustration)
10. 8M-5007 [1] SEAL  
11. 8M-4992 [1] SEAL  
12. 8M-4987 [1] SEAL  
13. 3S-3708 [1] TUBE ASSEM.  
14. 6H-1717 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  4B-4280 [1] WASHER  
15. 3S-3698 [1] TUBE ASSEM.  
16. 8M-4390 [1] SEAL  
17. 0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  4B-4278 [2] WASHER  
18. 2H-8930 [1] CLAMP  
19. 3S-3676 [1] BRACKET  
20. 8M-4436 [2] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0584S0124
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 3 of 3
Serial No. 11K3919 and 11K3920 inclusive
3S9851 Filter and 1P1899 Valve parts are shown on Pages 78 and 88
c111535 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-1899 Y [1] VALVE GROUP  
    (See Separate Illustration)
  8M-4445 [1] SEAL  
2. 5B-9603 [1] BOLT (5" long)  
  0L-1143 [1] BOLT (2.5" long)  
3. 1A-2029 [8] BOLT (1.125" long)  
4. 3B-4506 [32] LOCKWASHER  
5. 0S-1588 [14] BOLT  
6. 9S-2693 [1] HOSE ASSEM. (27" long)  
7. 8M-4987 [3] SEAL  
8. 0S-1624 [1] BOLT  
  3B-4510 [1] LOCKWASHER  
  4B-4281 [1] WASHER  
9. 3S-5716 [1] BRACKET  
10. 0S-1594 [1] BOLT  
  1D-4717 [1] NUT  
  4B-4278 [1] WASHER  
11. 1H-3305 [2] FLANGE  
12. 8M-4986 [2] SEAL  
13. 0S-1585 [5] BOLT  
  3B-4508 [5] LOCKWASHER  
14. 3S-9851 Y [1] FILTER GROUP  
    (See Separate Illustration)
15. 3S-9845 [1] SUPPORT  
16. 0L-2070 [4] BOLT (2.25" long)  
  3B-1915 [1] BOLT (1.375" long)  
17. 8M-5254 [2] SEAL  
18. 9M-9037 [1] FLANGE  
  1S-0004 [1] SEAL  
19. 2K-0190 [4] FLANGE  
20. 3S-3711 [1] HOSE ASSEM. (15.75" long)  
  8M-4988 [2] SEAL  
21. 8F-2395 [1] CLIP  
22. 3S-3737 [1] TUBE ASSEM.  
23. 3B-9004 [2] FITTING  
  8F-8997 [2] NUT  
    (1 in each 3B9004 Fitting)
24. 0T-0102 [2] BOLT  
25. 9M-3019 [1] TUBE (R.H.)  
  9M-3020 [1] TUBE (L.H.)  
    (Bevel Gear Oiling)
26. 8B-6127 [2] CLIP  
27. 1F-3133 [1] GASKET  
28. 3S-2053 [1] TUBE ASSEM.  
29. 8M-4448 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0584S0125
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 1 of 3
Serial No. 11K3921 to 11K3931 inclusive
c137592 UEG0584S
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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8M-5254 C [1] SEAL  
2. 0T-0768 C [4] BOLT  
3. 3B-4507 [4] LOCKWASHER  
4. 2P-5447 C [1] TUBE ASSEM.  
5. 2S-7070 C [2] JOINT ASSEM.  
  9S-2082 [2] SEAL ASSEM.  
6. 7S-7281 [2] CLAMP  
7. 0L-1351 [3] BOLT  
8. 3B-4506 C [14] LOCKWASHER  
9. 1P-3294 [1] TUBE ASSEM.  
10. 8M-4987 C [3] SEAL  
11. 3B-1915 C [8] BOLT (1.375" long)  
12. 1P-3290 [1] TUBE ASSEM.  
13. 7S-3916 [2] CLIP  
14. 7S-3919 [2] CLIP  
15. 1P-3633 [1] TUBE ASSEM.  
16. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
17. 4B-4278 [3] WASHER  
18. 2P-5446 C [1] TUBE ASSEM.  
19. 2F-6578 [2] CLAMP  
20. 0S-1616 [1] BOLT  
  1B-4330 [1] NUT  
  3B-4504 [1] LOCKWASHER  
21. 0S-1571 [2] BOLT  
22. 1D-4717 [4] NUT  
  C   INDICATES CHANGE
 

#UEG0584S0126
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 2 of 3
Serial No. 11K3921 to 11K3931 inclusive
9M8669 Screen and 1S6520 Pump parts are shown on Page 89
c137593 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-8669 Y [1] SCREEN GROUP  
    (See Separate Illustration)
2. 1A-2029 [7] BOLT  
3. 3B-4506 [14] LOCKWASHER  
4. 3S-3703 [1] TUBE ASSEM.  
5. 9M-0164 [4] CLAMP  
6. 1S-4018 [2] HOSE  
7. 3S-3740 [1] TUBE ASSEM.  
8. 0S-1588 [5] BOLT  
9. 1S-6520 Y [1] PUMP GROUP  
    (See Separate Illustration)
10. 8M-5007 [1] SEAL  
11. 8M-4992 [1] SEAL  
12. 8M-4987 [1] SEAL  
13. 3S-3708 [1] TUBE ASSEM.  
14. 6H-1717 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  4B-4280 [1] WASHER  
15. 3S-3698 [1] TUBE ASSEM.  
16. 8M-4390 [1] SEAL  
17. 0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  4B-4278 [2] WASHER  
18. 2H-8930 [1] CLAMP  
19. 3S-3676 [1] BRACKET  
20. 8M-4436 [2] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0584S0127
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 3 of 3
Serial No. 11K3921 to 11K3931 inclusive
3S9851 Filter and 1P1899 Valve parts are shown on Pages 78 and 88
c137594 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-1899 Y [1] VALVE GROUP  
    (See Separate Illustration)
  8M-4445 [1] SEAL  
2. 5B-9603 [1] BOLT (5" long)  
  0L-1143 [1] BOLT (2.5" long)  
3. 1A-2029 [8] BOLT (1.125" long)  
4. 3B-4506 [20] LOCKWASHER  
5. 0S-1588 [14] BOLT  
6. 9S-2693 [1] HOSE ASSEM. (27" long)  
7. 8M-4987 [3] SEAL  
8. 0S-1624 [1] BOLT  
  3B-4510 [1] LOCKWASHER  
  4B-4281 [1] WASHER  
9. 3S-5716 [1] BRACKET  
10. 0S-1594 [1] BOLT  
  1D-4717 [1] NUT  
  4B-4278 [1] WASHER  
11. 1P-4577 C [2] FLANGE  
12. 8M-4986 [2] SEAL  
13. 0S-1585 [5] BOLT  
  3B-4508 [5] LOCKWASHER  
14. 3S-9851 Y [1] FILTER GROUP  
    (See Separate Illustration)
15. 3S-9845 [1] SUPPORT  
16. 0L-2070 [4] BOLT (2.25" long)  
  3B-1915 [1] BOLT (1.375" long)  
17. 8M-5254 [2] SEAL  
18. 9M-9037 [1] FLANGE  
  1S-0004 [1] SEAL  
19. 1P-4576 C [4] FLANGE  
20. 3S-3711 [1] HOSE ASSEM. (15.75" long)  
  8M-4988 [2] SEAL  
21. 8F-2395 [1] CLIP  
22. 3S-3737 [1] TUBE ASSEM.  
23. 3B-9004 [2] FITTING  
  8F-8997 [1] NUT  
24. 0T-0102 [2] BOLT  
25. 9M-3019 [1] TUBE (R.H.)  
  9M-3020 [1] TUBE (L.H.)  
    (Bevel Gear Oiling)
26. 8B-6127 [2] CLIP  
27. 1F-3133 [1] GASKET  
28. 3S-2053 [1] TUBE ASSEM.  
29. 8M-4448 [1] SEAL  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0584S0128
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 1 of 3
Serial No. 11K3932 to 3958, 3960 to 3999, 4001 to 4003, 4005 to 4012, 4014 to 4016, 4018 to 4034, 4036 to
4038, 4041 to 4083, 4085 to 4087, 4089 to 4097, 4099 to 4101, 4104, 4106, 4110 to 4117, 4120, 4122, 4123,
4128 to 4141, 4143, 4144, 4146, 4147, 4149, 4153, 4156, 4159, 4162, 4163, 4168, 4170, 4174, 4184, 4185,
4187, 4190 to 4192 and 11K4195 inclusive
c138565 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8M-5254 [1] SEAL  
2. 0T-0768 [4] BOLT  
3. 3B-4507 [4] LOCKWASHER  
4. 2P-5447 [1] TUBE ASSEM.  
5. 2S-7070 [2] JOINT ASSEM.  
  9S-2082 [2] SEAL ASSEM.  
6. 7S-7281 [2] CLAMP  
7. 0L-1351 [3] BOLT  
8. 3B-4506 [14] LOCKWASHER  
9. 1P-3294 [1] TUBE ASSEM.  
10. 8M-4987 [3] SEAL  
11. 3B-1915 [8] BOLT (1.375" long)  
12. 1P-3290 [1] TUBE ASSEM.  
13. 7S-3916 [2] CLIP  
14. 7S-3919 [2] CLIP  
15. 1P-3633 [1] TUBE ASSEM.  
16. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
17. 4B-4278 [3] WASHER  
18. 2P-5446 [1] TUBE ASSEM.  
19. 2F-6578 [2] CLAMP  
20. 0S-1616 [1] BOLT  
  1B-4330 [1] NUT  
  3B-4504 [1] LOCKWASHER  
21. 0S-1571 [2] BOLT  
22. 1D-4717 [4] NUT  
 

#UEG0584S0129
 

7S-7401: TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION AND STEERING CLUTCH LUBRICATION SYSTEM (7S7401 N/S)--Part 2 of 3
Serial No. 11K3932 to 3958, 3960 to 3999, 4001 to 4003, 4005 to 4012, 4014 to 4016, 4018 to 4034, 4036
to 4038, 4041 to 4083, 4085 to 4087, 4089 to 4097, 4099 to 4101, 4104, 4106, 4110 to 4117, 4120, 4122,
4123, 4128 to 4141, 4143, 4144, 4146, 4147, 4149, 4153, 4156, 4159, 4162, 4163, 4168, 4170, 4174, 4184,
4185, 4187, 4190 to 4192 and 11K4195 inclusive. 9M8669 Screen & 1S6520 Pump parts are shown on Page 89
c138566 UEG0584S
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-8669 Y [1] SCREEN GROUP  
    (See Separate Illustration)
2. 1A-2029 [7] BOLT  
3. 3B-4506 [14] LOCKWASHER  
4. 3S-3703 [1] TUBE ASSEM.  
5. 9M-0164 [4] CLAMP  
6. 1S-4018 [2] HOSE  
7. 3S-3740 [1] TUBE ASSEM.  
8. 0S-1588 [5] BOLT  
9. 1S-6520 Y [1] PUMP GROUP  
    (See Separate Illustration)
10. 8M-5007 [1] SEAL  
11. 8M-4992 [1] SEAL  
12. 8M-4987 [1] SEAL  
13. 3S-3708 [1] TUBE ASSEM.  
14. 6H-1717 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  4B-4280 [1] WASHER  
15. 3S-3698 [1] TUBE ASSEM.  
16. 8M-4390 [1] SEAL  
17. 0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  4B-4278 [2] WASHER  
18. 2H-8930 [1] CLAMP  
19. 3S-3676 [1] BRACKET  
20. 8M-4436 [2] SEAL  
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Specifications
Oil Filter For The Transmission<BR> (3S9851)
977 TRACK-TYPE LOADER POWER TRAIN
Oil Filter For The Transmission<BR> (8S666)
977 TRACK-TYPE LOADER POWER TRAIN
Oil Filter For The Transmission<BR> (9P859)
977 TRACK-TYPE LOADER POWER TRAIN
Contamination Control Guidelines
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Service Magazine
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

Caterpillar Parts SIS Catalog 977K :

Truck sale:

10,250 USD 
Caterpillar 977K, Construction
- track loaders
CLEVELAND BROTHERS EQUIPMENT COMPANY INC
9,500 
Caterpillar 977K, Construction
- track loaders
MICHIGAN CAT
 
CATERPILLAR 977K 1969
- TRACK LOADERS
MICHIGAN CAT
US (Mid, North), Canada, ON West: John Kinney; US (NE, SE, SW), Canada QU East, AUS: Bill Dowd;
USD $9,500 
1970 CAT 977K

WEACO EQUIPMENT
Womelsdorf, Pennsylvania
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