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TILT CYLINDER LINES (6K2020 N/S)--Top View--Part 1 of 2 Effective with Serial No. 11K3266 7J2043 Swivel Joint parts are shown on Pages 112B and 113 977K


HYDRAULIC SYSTEM
LINES GP-CYLINDER
CYLINDER GP

TRACK LOADER 977K TRACK LOADER 11K
 977K TRAXCAVATOR 11K00001-03918 (MACHINE) UE070103 977K 11K   (1967)

HYDRAULIC SYSTEM

LINES GP-CYLINDER
TILT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
6K-2020 TILT CYLINDER LINES
6K-2020 TILT CYLINDER LINES
TILT CYLINDER LINES
6K-2020 TILT CYLINDER LINES
6K-2020 TILT CYLINDER LINES
LIFT CYLINDER LINES
6K-1987 LIFT CYLINDER LINES
6K-1987 LIFT CYLINDER LINES
LIFT CYLINDER LINES GROUP
6K-1987 LIFT CYLINDER LINES GROUP
6K-1987 LIFT CYLINDER LINES GROUP
 

#UE0701030370
 

6K-2020: TILT CYLINDER LINES

TILT CYLINDER LINES (6K2020 N/S)--Top View--Part 1 of 2
Effective with Serial No. 11K3266
7J2043 Swivel Joint parts are shown on Pages 112B and 113
c133062 UE070103
6K2020 TILT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-0947 [2] BOLT  
2. 3B-4508 [9] LOCKWASHER  
3. 6J-3650 [2] SEAL  
4. 6K-1868 [1] TUBE ASSEM. (27.06" long)  
5. 7J-2043 Y [2] SWIVEL JOINT  
    (See Separate Illustration)
6. 1A-5822 [1] BOLT  
7. 4B-5273 [3] WASHER  
8. 0S-1595 [2] BOLT  
9. 0T-0768 [4] BOLT  
10. 3B-4507 [20] LOCKWASHER  
11. 6K-3186 [1] TUBE ASSEM. (5.45" long)  
12. 1P-3704 [4] SEAL  
13. 6K-5671 [1] TUBE ASSEM. (40.50" long)  
14. 6K-5669 [1] TUBE ASSEM.  
15. 6H-1717 [2] BOLT  
  4B-4280 [2] WASHER  
16. 6K-2944 [1] TUBE ASSEM. (39.70" long)  
17. 1D-4707 [4] BOLT  
18. 3H-5368 [4] BOLT  
19. 0T-0319 [8] BOLT  
20. 6K-2855 [1] CLAMP  
  7K-1837 [1] STRIP  
21. 1C-2251 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
22. 5K-5946 [1] TUBE ASSEM. (3.36" long)  
23. 1P-3703 [2] SEAL  
24. 6K-5670 [1] TUBE ASSEM. (40.73" long)  
25. 6K-2943 [1] TUBE ASSEM. (39.70" long)  
26. 6K-5627 [1] TUBE ASSEM. (34.17" long)  
27. 6K-4266 [1] TUBE ASSEM. (19.26" long)  
28. 0L-1329 [2] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#UE0701030371
 

6K-2020: TILT CYLINDER LINES

TILT CYLINDER LINES (6K2020 N/S)--As Viewed from Right Hand Side of Machine--Part 2 of 2
Serial No. 11K3266-Up
c138325 UE070103
6K2020 TILT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-1460 [16] BOLT  
2. 3B-4508 [24] LOCKWASHER  
3. 6K-1906 [1] TUBE ASSEM. (32.15" long)  
4. 6K-1912 [1] TUBE ASSEM. (25.51" long)  
5. 6J-3625 [4] SEAL  
6. 6K-2124 [4] BOLT  
7. 1D-4703 [4] BOLT  
8. 3B-4507 [28] LOCKWASHER  
9. 0T-0768 [6] BOLT  
10. 1D-4707 [2] BOLT  
11. 5K-5965 [2] BRACKET ASSEM.  
12. 6K-3312 [2] CLAMP  
13. 1H-3305 [8] FLANGE  
14. 6J-3600 C [4] SEAL  
15. 0S-1588 [16] BOLT  
16. 3B-4506 [16] LOCKWASHER  
17. 6K-2938 [2] HOSE ASSEM.  
  3S-7251 [1] STEM ASSEM.  
18. 3S-7252 [2] SLEEVE  
19. 8S-9355 HOSE 46.60"  
20. 3S-8495 [1] STEM ASSEM.  
21. 4K-9887 [2] SEAT  
22. 3H-3667 [8] FLANGE  
23. 0T-0320 [16] BOLT  
24. 7K-0516 [2] HOSE ASSEM.  
  8S-9355 HOSE 55"  
25. 3S-7252 [2] SLEEVE  
26. 5S-5969 [2] STEM ASSEM.  
27. 7B-3235 [4] BOLT  
  4B-4273 [4] WASHER  
28. 4B-4043 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
  4B-5275 [2] WASHER  
29. 5K-6527 [2] SEAT  
30. 5K-6526 [4] SEAL  
31. 6K-2936 [1] TUBE ASSEM. (26.72" long)  
32. 6K-3002 [1] TUBE ASSEM. (49.82" long)  
33. 5K-0227 [2] SEAL  
34. 5K-0216 [2] SEAL  
35. 1P-3704 [4] SEAL  
  C   INDICATES CHANGE
 

#UE0701030372
 

6K-1987: LIFT CYLINDER LINES

LIFT CYLINDER LINES (6K1987 N/S)--Top View--Part 1 of 2
Serial No. 11K1 to 11K3265 inclusive
c107566 UE070103
6K1987 LIFT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 [6] BOLT  
2. 3B-4506 [20] LOCKWASHER  
3. 6J-3600 [5] SEAL  
4. 0S-1590 [6] BOLT  
5. 6K-0492 [1] BRACKET (Left Hand)  
6. 7B-3235 [6] BOLT  
7. 3B-4508 [26] LOCKWASHER  
8. 4B-4280 [22] WASHER  
9. 6K-1704 [1] TUBE ASSEM. (33.23" long overall)  
10. 6K-1696 [2] BAR ASSEM.  
11. 1F-0748 [4] NUT  
    (2 in each 6K1696 Bar Assem.)
12. 6H-1717 [16] BOLT  
13. 6K-1706 [1] TUBE ASSEM. (31.67" long overall)  
  6K-1694 [1] CLIP  
    (Part of 6K1706 Tube Assem.)
14. 6K-1703 [1] TUBE ASSEM. (33.23" long overall)  
  6K-1694 [2] CLIP  
    (1 in each 6K1703 & 6K1704 Tube Assem.)
15. 6K-1768 [1] TUBE ASSEM. (34.89" long overall)  
16. 2B-0947 [4] BOLT  
17. 6J-3650 [2] SEAL  
18. 6K-1794 [1] TUBE ASSEM. (41.23" long overall)  
19. 6K-0491 [1] BRACKET (Right Hand)  
20. 0S-1588 [8] BOLT  
21. 1H-3305 [4] FLANGE  
 

#UE0701030373
 

6K-1987: LIFT CYLINDER LINES

LIFT CYLINDER LINES (6K1987 N/S)--Top View--Part 2 of 2
Serial No. 11K1 to 11K3265 inclusive
c107567 UE070103
6K1987 LIFT CYLINDER LINES Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-1788 [1] TUBE ASSEM. (22.85" long overall)  
2. 0S-1588 [32] BOLT  
3. 3B-4506 [36] LOCKWASHER  
4. 1H-3305 [16] FLANGE  
5. 6J-3600 [9] SEAL  
6. 6K-1790 [1] TUBE ASSEM. (28.41" long overall)  
7. 3H-3667 [8] FLANGE  
8. 6J-3625 [4] SEAL  
9. 3H-5368 [16] BOLT  
10. 3B-4507 [16] LOCKWASHER  
11. 6K-1159 [1] TUBE ASSEM. (31.68" long overall)  
  5K-6149 [4] HOSE ASSEM. (39.30" long overall)  
12. [1] HOSE  
13. 3S-7252 [2] SLEEVE  
14. 3S-7251 [2] STEM ASSEM.  
15. 6K-1161 [1] TUBE ASSEM. (32.18" long overall)  
16. 6K-1705 [1] TUBE ASSEM. (31.42" long overall)  
  6K-1694 [1] CLIP  
    (Part of 6K1705 Tube Assem.)
17. 0S-1590 [2] BOLT  
18. 1A-2029 [2] BOLT  
19. 6K-1158 [1] TUBE ASSEM. (5.45" long overall)  
20. 6K-0012 [1] MANIFOLD  
 

#UE0701030374
 

6K-1987: LIFT CYLINDER LINES GROUP

6K1987 LIFT CYLINDER LINES GROUP--Top View--Part 1 of 2
Serial No. 11K3266-Up
c210938 UE070103
6K1987 LIFT CYLINDER LINES GROUP Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 C [4] BOLT  
2. 3B-4506 C [8] LOCKWASHER  
3. 1P-3703 [3] SEAL  
4. 0S-1590 C [4] BOLT  
5. 6K-0492 [1] BRACKET (L.H.)  
6. 7B-3235 [6] BOLT  
7. 3B-4508 [26] LOCKWASHER  
8. 4B-4280 [22] WASHER  
9. 6K-1704 [1] TUBE ASSEM.  
  6K-1694 [1] CLIP  
10. 6K-1696 [2] BAR ASSEM.  
11. 1F-0748 [2] NUT  
12. 6H-1717 C [12] BOLT  
13. 6K-1706 [1] TUBE ASSEM.  
  6K-1694 [1] CLIP  
14. 6K-1703 [1] TUBE ASSEM.  
  6K-1694 [1] CLIP  
15. 6P-5027 C [1] TUBE ASSEM.  
16. 2B-0947 [4] BOLT  
17. 6J-3650 [2] SEAL  
18. 6K-1794 [1] TUBE ASSEM.  
19. 6K-0491 [1] BRACKET (R.H.)  
20. 0S-1595 [4] BOLT  
  C   INDICATES CHANGE
 

#UE0701030375
 

6K-1987: LIFT CYLINDER LINES GROUP

6K1987 LIFT CYLINDER LINES GROUP--Top View--Part 2 of 2
Serial No. 11K3266-Up
c210939 UE070103
6K1987 LIFT CYLINDER LINES GROUP Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-1788 [1] TUBE ASSEM. 58.04 cm(22.85 in.)  
2. 0S-1588 C [40] BOLT  
4. 1P-4577 C [20] FLANGE  
5. 6J-3600 C [10] SEAL  
6. 6K-1790 [1] TUBE ASSEM. 72.16 cm(28.41 in.)  
7. 1P-4578 C [8] FLANGE  
8. 6J-3625 [4] SEAL  
9. 3H-5368 [16] BOLT  
10. 4B-4279 C [16] WASHER  
11. 6K-1159 [1] TUBE ASSEM. 80.47 cm(31.68 in.)  
12. 5S-9318 [4] HOSE ASSEM.  
    (Each Includes)
  5P-0181 CH HOSE 89.15 cm(35.10 in.)  
13. 3S-7252 [2] SLEEVE  
14. 3S-7251 [2] STEM ASSEM. (straight)  
15. 6K-1161 [1] TUBE ASSEM. 81.74 cm(32.18 in.)  
16. 6K-1705 [1] TUBE ASSEM. 79.81 cm(31.42 in.)  
  6K-1694 [1] CLIP  
17. 1A-2029 C [4] BOLT 29 mm(1.12 in.) long  
  3B-4506 C [8] LOCKWASHER  
    -or-
  0S-1590 C [4] BOLT 51 mm(2 in.) long  
  4F-8531 C [4] SPACER  
18. 4B-4278 C [40] WASHER  
19. 6K-1158 [1] TUBE ASSEM. 13.84 cm(5.45 in.)  
20. 6K-0012 [1] MANIFOLD  
21. 1P-3703 [1] SEAL  
  C   INDICATES CHANGE
  H   ORDER BY THE CENTIMETRE
 

#UE0701030376
 

5J-7553: LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

5J7553 LIFT CYLINDER GROUP--R.H.--6.50" Bore x 36.66" Stroke
5J7554 LIFT CYLINDER GROUP--L.H.--6.50" Bore x 36.66" Stroke
Serial No. 11K1 to 11K524 inclusive
c99258 UE070103
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9027 [1] RING  
2. 5J-4991 [2] SEAL ASSEM.  
3. 2K-4472 [1] SEAL  
4. 2K-4473 [1] WASHER  
5. 1D-4610 [6] BOLT  
  5H-1504 [6] WASHER  
6. 5J-8275 [1] PACKING  
7. 5J-5195 [1] ROD ASSEM.  
8. 6J-0931 [1] BEARING  
    (Part of 5J5195 Rod Assem.)
9. 5J-7036 [1] WIPER  
10. 5J-5375 [1] HEAD  
11. 5J-7621 [1] CYLINDER ASSEM. (Right Hand)  
  5J-7622 [1] CYLINDER ASSEM. (Left Hand)  
12. 5J-5370 [2] BEARING  
    (Part of 5J7621 and 5J7622 Cylinder Assemblies)
13. 5J-5369 [1] PISTON  
14. 5J-3488 [1] NUT  
 

#UE0701030377
 

5J-7554: LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

5J7553 LIFT CYLINDER GROUP--R.H.--6.50" Bore x 36.66" Stroke
5J7554 LIFT CYLINDER GROUP--L.H.--6.50" Bore x 36.66" Stroke
Serial No. 11K1 to 11K524 inclusive
c99258 UE070103
5J7554 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9027 [1] RING  
2. 5J-4991 [2] SEAL ASSEM.  
3. 2K-4472 [1] SEAL  
4. 2K-4473 [1] WASHER  
5. 1D-4610 [6] BOLT  
  5H-1504 [6] WASHER  
6. 5J-8275 [1] PACKING  
7. 5J-5195 [1] ROD ASSEM.  
8. 6J-0931 [1] BEARING  
    (Part of 5J5195 Rod Assem.)
9. 5J-7036 [1] WIPER  
10. 5J-5375 [1] HEAD  
11. 5J-7621 [1] CYLINDER ASSEM. (Right Hand)  
  5J-7622 [1] CYLINDER ASSEM. (Left Hand)  
12. 5J-5370 [2] BEARING  
    (Part of 5J7621 and 5J7622 Cylinder Assemblies)
13. 5J-5369 [1] PISTON  
14. 5J-3488 [1] NUT  
 

#UE0701030378
 

5J-7553: LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

5J7553 LIFT CYLINDER GROUP--R.H.--6.50" Bore x 36.66" Stroke
Serial No. 11K525 to 11K1792 inclusive
5J7554 LIFT CYLINDER GROUP--L.H.--6.50" Bore x 36.66" Stroke
Serial No. 11K525 to 11K1776 inclusive
c125425 UE070103
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9027 [1] RING  
2. 5J-4991 [2] SEAL ASSEM.  
3. 2K-4472 [1] SEAL  
4. 2K-4473 [1] WASHER  
5. 1D-4610 [6] BOLT  
  5H-1504 [6] WASHER  
6. 5J-8275 [1] SEAL  
7. 5J-5195 [1] ROD ASSEM.  
8. 6J-0931 [1] BEARING  
    (Part of 5J5195 Rod Assem.)
9. 1J-3540 C [1] SEAL  
10. 6J-7829 C [1] HEAD  
11. 5J-7621 [1] CYLINDER ASSEM. (Right Hand)  
  5J-7622 [1] CYLINDER ASSEM. (Left Hand)  
12. 5J-5370 [2] BEARING  
    (Part of 5J7621 & 5J7622 Assem.)
13. 5J-5369 [1] PISTON  
14. 5J-3488 [1] NUT  
15. 6J-6553 C [1] SEAL  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UE0701030379
 

5J-7554: LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

5J7553 LIFT CYLINDER GROUP--R.H.--6.50" Bore x 36.66" Stroke
Serial No. 11K525 to 11K1792 inclusive
5J7554 LIFT CYLINDER GROUP--L.H.--6.50" Bore x 36.66" Stroke
Serial No. 11K525 to 11K1776 inclusive
c125425 UE070103
5J7554 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-9027 [1] RING  
2. 5J-4991 [2] SEAL ASSEM.  
3. 2K-4472 [1] SEAL  
4. 2K-4473 [1] WASHER  
5. 1D-4610 [6] BOLT  
  5H-1504 [6] WASHER  
6. 5J-8275 [1] SEAL  
7. 5J-5195 [1] ROD ASSEM.  
8. 6J-0931 [1] BEARING  
    (Part of 5J5195 Rod Assem.)
9. 1J-3540 C [1] SEAL  
10. 6J-7829 C [1] HEAD  
11. 5J-7621 [1] CYLINDER ASSEM. (Right Hand)  
  5J-7622 [1] CYLINDER ASSEM. (Left Hand)  
12. 5J-5370 [2] BEARING  
    (Part of 5J7621 & 5J7622 Assem.)
13. 5J-5369 [1] PISTON  
14. 5J-3488 [1] NUT  
15. 6J-6553 C [1] SEAL  
  C   INDICATES CHANGE FROM PREVIOUS
 

Information:

Disassembly and Assembly
Tilt Cylinders
977L TRACK-TYPE LOADER VEHICLE SYSTEMS
Lift Cylinders
977L TRACK-TYPE LOADER VEHICLE SYSTEMS
Service Magazine
Lift Cylinders Can Be Damaged By Debris In Loader Frame Towers{5102,7054}
1981/01/26
New Lift Cylinder Assemblies {5102}
1983/04/18
New U-Cup Seal And Spacer(s) Replace Cylinder Rod Packing Seal {5101,5102,5103,5104,5213,5223,5229,5265}
1996/06/10

Caterpillar Parts SIS Catalog 977K :

6K-2020 TILT CYLINDER LINES
TILT CYLINDER LINES
6K-2020 TILT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
TILT CYLINDER LINES
SWIVEL JOINT GROUP
7J-2043 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
6J-2216 SWIVEL JOINT GROUP
SWIVEL JOINT GROUP
7J-2043 SWIVEL JOINT GROUP
RELIEF VALVE GROUP
5J-5274 RELIEF VALVE GROUP
6K-2020 TILT CYLINDER LINES
LIFT CYLINDER LINES
6K-1987 LIFT CYLINDER LINES
6K-1987 LIFT CYLINDER LINES
LIFT CYLINDER LINES GROUP
6K-1987 LIFT CYLINDER LINES GROUP
6K-1987 LIFT CYLINDER LINES GROUP
5J-7553 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
5J-7554 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.
5J-7553 LIFT CYLINDER GROUP--R.H.,LIFT CYLINDER GROUP--L.H.

Truck sale:

Caterpillar 977K, Construction
10,250 USD 
Caterpillar 977K, Construction
- track loaders
CLEVELAND BROTHERS EQUIPMENT COMPANY INC
Caterpillar 977K, Construction
9,500 
Caterpillar 977K, Construction
- track loaders
MICHIGAN CAT
CATERPILLAR 977K 1969
 
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;
3508 - 1974 CAT 977K
 
3508 - 1974 CAT 977K

avspare
1970 CAT 977K
USD $9,500 
1970 CAT 977K

WEACO EQUIPMENT
Womelsdorf, Pennsylvania
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