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5J5173 HYDRAULIC TANK AND VALVE GROUP--Part 3 of 3--Type 1 Serial No. 34H1 to 34H2472 inclusive. Part of 5J5219, 5J5220 & 5S6486 Arrangements listed on Pages 4, 5 & 8 5J5177 Valve parts are shown on Page 82 173B




HYDRAULIC SYSTEM

TANK GP
 

#UEG0274S0030
 

5J-5173: HYDRAULIC TANK AND VALVE GROUP

5J5173 HYDRAULIC TANK AND VALVE GROUP--Part 3 of 3--Type 1
Serial No. 34H1 to 34H2472 inclusive. Part of 5J5219, 5J5220 & 5S6486 Arrangements listed on Pages 4, 5 & 8
5J5177 Valve parts are shown on Page 82
c95825 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-6064 [1] ELEMENT ASSEM.  
2. 5J-1283 [1] SPRING  
3. 5J-1473 [1] SEAT ASSEM.  
4. 2J-0918 [1] VALVE  
5. 3F-0566 [1] WASHER  
6. 2J-8455 [1] SPRING (Inner)  
7. 2J-6114 [1] SPRING (Outer)  
8. 4B-4158 [2] SCREW  
9. 2M-6831 [1] PLATE (Serial Number)  
10. 2J-6540 [2] CLAMP  
11. 4J-7313 [1] HOSE (3.38" Long)  
12. 5J-3229 [1] TUBE ASSEM.  
13. 1H-9689 [1] FLANGE  
    (Part of 5J3229 Tube Assem.)
14. 0S-1587 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
15. 5J-9749 [1] TUBE ASSEM.  
  9F-2978 [1] NUT  
    (Part of 5J9749 Tube Assem.)
16. 1H-9696 [3] SEAL  
17. 3H-2652 [1] SEAL  
18. 5J-5177 Y [1] CONTROL VALVE GROUP  
    (See Separate Illustration)
19. 0T-0772 [1] BOLT  
20. 1K-4703 [5] WASHER  
21. 5J-9750 [1] TUBE ASSEM.  
  9F-2978 [1] NUT  
    (Part of 5J9750 Tube Assem.)
22. 0S-1594 [6] BOLT  
23. 5L-5840 [4] WASHER  
  5B-9628 [4] WASHER  
24. 3J-9306 [1] COVER  
  4J-8425 [1] GASKET  
25. 3J-9298 [2] COVER  
26. 3J-9297 [2] COVER  
27. 0S-1595 [4] BOLT  
  5L-5180 [4] WASHER  
28. 2J-7606 [2] GASKET  
29. 3B-4506 [2] LOCKWASHER  
30. 5J-9746 [1] BRACKET  
31. 8F-6711 [1] SEAL  
32. 3B-5301 [1] COTTER PIN  
33. 2J-0917 [1] RETAINER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0274S0031
 

5J-5173: HYDRAULIC TANK AND VALVE GROUP

5J5173 HYDRAULIC TANK AND VALVE GROUP--Part 1 of 3--Type 2
Serial No. 34H1 to 34H2472 inclusive. Part of 5J5219, 5J5220 & 5S6486 Arrangements listed on Pages 4, 5 & 8
5J3263 Valve parts are shown on Pages 79 & 80, 8S9786 Complete Gasket Kit is available
c110289 UEG0274S
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Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2J-2521 [1] STRAINER ASSEM.  
2. 6H-5139 [1] PLATE  
3. 7H-1447 [1] CAP  
4. 7B-6368 [1] BALL  
5. 9H-6454 [1] GASKET  
6. 6H-9361 [1] RING  
7. 4J-8265 [4] NUT  
8. 4J-8251 [1] GROMMET  
9. 4J-8252 [1] GLASS  
10. 4J-8250 [1] RETAINER  
11. 5J-3112 [1] GASKET  
12. 5J-3090 [1] PLATE  
13. 1A-2029 [70] BOLT  
14. 3B-4506 [74] LOCKWASHER  
15. 5J-3263 Y [1] RELIEF VALVE GROUP  
    (See Separate Illustration)
16. 7M-5897 [1] PLUG ASSEM.  
  2M-9780 [1] SEAL  
    (Part of 7M5897 Plug Assem.)
17. 8F-3469 [3] SEAL  
18. 5J-1584 [1] SEAL  
19. 3B-1915 [4] BOLT  
20. 5J-5786 [1] COVER  
21. 5J-2953 [1] TUBE ASSEM.  
22. 5J-5787 [1] COVER  
23. 5J-3140 [1] GASKET  
24. 4B-4278 [8] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0274S0032
 

5J-5173: HYDRAULIC TANK AND VALVE GROUP

5J5173 HYDRAULIC TANK AND VALVE GROUP--Part 2 of 3--Type 2
Serial No. 34H1 to 34H2472 inclusive
Part of 5J5219, 5J5220 & 5S6486 Arrangements listed on Pages 4, 5 & 8
c110290 UEG0274S
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Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4K-1557 [1] GASKET  
2. 6F-4855 [1] SEAL  
3. 5J-1179 [1] BOLT ASSEM.  
4. 3B-9363 [1] WASHER  
5. 2J-2864 [2] PLUG  
6. 6F-5559 [2] SEAL  
7. 4K-1498 [1] COVER  
8. 5J-2862 [1] TANK ASSEM.  
  5J-0096 [4] STUD  
9. 8M-5362 BOSS  
    (Parts of 5J2862 Assem.)
10. 7J-2378 C [2] LINK  
11. 5F-9199 C [2] PIN  
  8S-7803 [2] RETAINER  
12. 7H-3912 [1] BUSHING  
13. 5J-3200 [1] LEVER  
  1B-8706 [1] KEY  
14. 0S-1588 [1] BOLT  
15. 1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
16. 4J-8425 [1] GASKET  
17. 3J-4407 [1] SEAL  
18. 8B-4037 [1] WASHER  
19. 7F-7983 [2] BEARING  
20. 5J-0880 [1] HOUSING  
21. 5J-3117 [1] LEVER ASSEM.  
22. 2H-5746 [1] ADAPTER  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0274S0033
 

5J-5173: HYDRAULIC TANK AND VALVE GROUP

5J5173 HYDRAULIC TANK AND VALVE GROUP--Part 3 of 3--Type 2
Serial No. 34H1 to 34H2472 inclusive. Part of 5J5219, 5J5220 & 5S6486 Arrangements listed on Pages 4, 5 & 8
6J4734 Valve parts are shown on Page 82
c110291 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-6064 [1] ELEMENT ASSEM.  
2. 5J-1283 [1] SPRING  
3. 5J-1473 [1] SEAT ASSEM.  
4. 2J-0918 [1] VALVE  
5. 3F-0566 [1] WASHER  
6. 2J-8455 [1] SPRING (Inner)  
7. 2J-6114 [1] SPRING (Outer)  
8. 4B-4158 [2] SCREW  
9. 2M-6831 [1] PLATE (Serial Number)  
10. 2J-6540 [2] CLAMP  
11. 4J-7313 [1] HOSE (3.38" Long)  
12. 7J-2441 C [1] ELBOW  
13. 2J-0917 [1] RETAINER  
14. 0S-1587 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
15. 5J-9749 [1] TUBE ASSEM.  
  9F-2978 [1] NUT  
    (Part of 5J9749 Assem.)
16. 1H-9696 [3] SEAL  
17. 3H-2652 [1] SEAL  
18. 6J-4734 YC [1] CONTROL VALVE GROUP  
    (See Separate Illustration)
19. 0T-0772 [1] BOLT  
20. 1K-4703 [5] WASHER  
21. 5J-9750 [1] TUBE ASSEM.  
  9F-2978 [1] NUT  
    (Part of 5J9750 Assem.)
22. 0S-1594 C [2] BOLT  
23. 0S-1588 [4] BOLT  
24. 7J-2852 C [1] COVER  
  4J-8425 [1] GASKET  
25. 3J-9298 [2] COVER  
26. 3J-9297 [2] COVER  
27. 0S-1595 [4] BOLT  
  5L-5180 [4] WASHER  
28. 2J-7606 [2] GASKET  
29. 3B-4506 C [6] LOCKWASHER  
30. 5J-9746 [1] BRACKET  
31. 8F-6711 [1] SEAL  
32. 3B-5301 [1] COTTER PIN  
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

#UEG0274S0034
 

6J-1240: HYDRAULIC TANK AND VALVE GROUP

6J1240 HYDRAULIC TANK AND VALVE GROUP--Part 1 of 3
Serial No. 34H2473 to 34H3371 inclusive. Part of 5S6870, 5S6871, 5S6486, 9S7850, 9S8283 & 9S8285
Arrangements listed on Pages 4, 5, 8, 10 & 11. 5J3263 Valve parts are shown on Page 80
8S9786 Complete Gasket Kit is available
c98758 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2J-2521 [1] STRAINER ASSEM.  
2. 6H-5139 [1] PLATE  
3. 7H-1447 [1] CAP  
4. 7B-6368 [1] BALL  
5. 9H-6454 [1] GASKET  
6. 6H-9361 [1] RING  
7. 4J-8265 [4] NUT  
8. 4J-8251 [1] GROMMET  
9. 4J-8252 [1] GLASS  
10. 4J-8250 [1] RETAINER  
11. 6J-1053 [1] GASKET  
12. 6J-1054 [1] PLATE  
13. 1A-2029 [70] BOLT  
14. 3B-4506 [74] LOCKWASHER  
15. 5J-3263 Y [1] RELIEF VALVE GROUP  
    (See Separate Illustration)
16. 7M-5897 [1] PLUG ASSEM.  
  2M-9780 [1] SEAL  
    (Part of 7M5897 Plug Assem.)
17. 8F-3469 [2] SEAL  
18. 5J-1584 [1] SEAL  
19. 3B-1915 [4] BOLT  
20. 5J-5786 [1] COVER  
21. 6J-1942 [1] TUBE ASSEM.  
22. 5J-5787 [1] COVER  
23. 5J-3140 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#UEG0274S0035
 

6J-1240: HYDRAULIC TANK AND VALVE GROUP

6J1240 HYDRAULIC TANK AND VALVE GROUP--Part 2 of 3
Serial No. 34H2473 to 34H3371 inclusive. Part of 5S6870, 5S6871, 5S6486, 9S7850,
9S8283 & 9S8285 Arrangements listed on Pages 4, 5, 8, 10 & 11
c98759 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4K-1557 [1] GASKET  
2. 6F-4855 [1] SEAL  
3. 5J-1179 [1] BOLT ASSEM.  
4. 3B-9363 [1] WASHER  
5. 2J-2864 [2] PLUG  
6. 6F-5559 [2] SEAL  
7. 4K-1498 [1] COVER  
8. 8F-6711 [1] SEAL  
9. 0S-1587 [2] BOLT  
10. 3B-4508 [6] LOCKWASHER  
11. 5J-3258 [1] TUBE ASSEM.  
12. 5J-3250 [1] FLANGE  
    (Part of 5J3258 Tube Assem.)
13. 6J-1055 [1] TANK ASSEM.  
  5J-0096 [4] STUD  
14. 8M-5362 [17] BOSS  
    (Part of 6J1055 Tank Assem.)
15. 5B-9079 [1] NUT  
16. 4J-8922 [1] END  
17. 1J-4384 [2] PIN  
  3B-4615 [2] COTTER PIN  
18. 1J-8490 [1] ROD  
19. 7H-3912 [1] BUSHING  
20. 5J-3200 [1] LEVER  
  1B-8706 [1] KEY  
21. 0S-1588 [1] BOLT  
22. 1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
23. 4J-8425 [1] GASKET  
24. 3J-4407 [1] SEAL  
25. 8B-4037 [1] WASHER  
26. 7F-7983 [2] BEARING  
27. 5J-0880 [1] HOUSING  
28. 5J-3117 [1] LEVER ASSEM.  
29. 2H-5746 [1] ADAPTER  
30. 0S-1585 [4] BOLT  
31. 5J-2886 [1] TUBE ASSEM.  
 

#UEG0274S0036
 

6J-1240: HYDRAULIC TANK AND VALVE GROUP

6J1240 HYDRAULIC TANK AND VALVE GROUP--Part 3 of 3
Serial No. 32H2473 to 24H3371 inclusive. Part of 5S6870, 5S6871, 5S6486, 9S7850, 9S8283 and
9S8285 Arrangements listed on Pages 4, 5, 8, 10 & 11. 6J4734 Valve parts are shown on Page 83
c98760 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-6064 [1] ELEMENT ASSEM.  
2. 5J-1283 [1] SPRING  
3. 5J-1473 [1] SEAT ASSEM.  
4. 2J-0918 [1] VALVE  
5. 3F-0566 [1] WASHER  
6. 2J-8455 [1] SPRING (Inner)  
7. 2J-6114 [1] SPRING (Outer)  
8. 4B-4158 [2] SCREW  
9. 2M-6831 [1] PLATE (Serial Number)  
10. 2J-6540 [2] CLAMP  
11. 4J-7313 [1] HOSE (3.38" Long)  
12. 5J-3229 [1] TUBE ASSEM.  
13. 1H-9689 [1] FLANGE  
    (Part of 5J3229 Tube Assem.)
14. 0S-1587 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
15. 6J-1991 [1] TUBE ASSEM.  
  9F-2978 [1] NUT  
    (Part of 6J1991 Tube Assem.)
16. 1H-9696 [3] SEAL  
17. 3R-2425 [1] GASKET  
18. 6J-4734 Y [1] CONTROL VALVE GROUP  
    (See Separate Illustration)
19. 0T-0772 [1] BOLT  
20. 1K-4703 [4] WASHER  
21. 0S-1594 [5] BOLT  
22. 5L-5840 [4] WASHER  
  5B-9628 [4] WASHER  
23. 3J-9306 [1] COVER  
  4J-8425 [1] GASKET  
24. 3J-9298 [2] COVER  
25. 3J-9297 [2] COVER  
26. 0S-1595 [4] BOLT  
  5L-5180 [4] WASHER  
27. 2J-7606 [2] GASKET  
28. 3B-5301 [1] COTTER PIN  
29. 2J-0917 [1] RETAINER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0274S0037
 

6J-1240: HYDRAULIC TANK AND VALVE GROUP

6J1240 HYDRAULIC TANK AND VALVE GROUP--Part 1 of 3
Serial No. 34H3372 to 34H4979 inclusive. Part of 5S6870, 5S6871, 5S6486, 9S7850, 9S8283 & 9S8285
Arrangements listed on Pages 4, 5, 8, 10 & 11. 5J3263 Valve parts are shown on Page 80
8S9786 Complete Gasket Kit is available
c123217 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2J-2521 [1] STRAINER ASSEM.  
2. 6H-5139 [1] PLATE  
3. 7H-1447 [1] CAP  
4. 7B-6368 [1] BALL  
5. 9H-6454 [1] GASKET  
6. 6H-9361 [1] RING  
7. 4J-8265 [4] NUT  
8. 4J-8251 [1] GROMMET  
9. 4J-8252 [1] GLASS  
10. 4J-8250 [1] RETAINER  
11. 6J-1053 [1] GASKET  
12. 6J-1054 [1] PLATE  
13. 1A-2029 C [62] BOLT  
14. 3B-4506 [74] LOCKWASHER  
15. 5J-3263 Y [1] RELIEF VALVE GROUP  
    (See Separate Illustration)
16. 6J-7366 C [1] CAP ASSEM.  
17. 6K-3879 C [1] ELBOW  
18. 8F-3469 [2] SEAL  
19. 5J-1584 [1] SEAL  
20. 3B-1915 [4] BOLT  
21. 5J-5786 [1] COVER  
22. 0S-1588 C [8] BOLT  
  4B-4278 [8] WASHER  
23. 6J-1942 [1] TUBE ASSEM.  
24. 5J-5787 [1] COVER  
25. 3K-8460 C [1] PLUG  
  1J-9671 [1] SEAL  
26. 5J-3140 [1] GASKET  
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

#UEG0274S0038
 

6J-1240: HYDRAULIC TANK AND VALVE GROUP

6J1240 HYDRAULIC TANK AND VALVE GROUP--Part 2 of 3
Serial No. 34H3372 to 34H4979 inclusive. Part of 5S6870, 5S6871, 5S6486, 9S7850,
9S8283 & 9S8285 Arrangements listed on Pages 4, 5, 8, 10 & 11
c123218 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4K-1557 [1] GASKET  
2. 2J-2864 C [1] PLUG  
  6F-5559 [1] SEAL  
3. 6F-4855 C [2] SEAL  
4. 6J-5932 C [1] BOLT ASSEM.  
  3B-9363 [1] WASHER  
5. 6J-0468 C [1] INDICATOR ASSEM.  
6. 6J-3953 C [1] COVER  
7. 5J-9286 [1] PLUG ASSEM.  
  4J-7533 [1] SEAL  
    (Part of 5J9286 Plug Assem.)
8. 8F-6711 [1] SEAL  
9. 0S-1587 [2] BOLT  
10. 3B-4508 [6] LOCKWASHER  
11. 5J-3258 [1] TUBE ASSEM.  
12. 5J-3250 [1] FLANGE  
    (Part of 5J3258 Tube Assem.)
13. 6J-1055 [1] TANK ASSEM.  
  5J-0096 [4] STUD  
14. 8M-5362 [17] BOSS  
    (Parts of 6J1055 Tank Assem.)
15. 5B-9079 [1] NUT  
16. 4J-8922 [1] END  
17. 1J-4384 [2] PIN  
  3B-4615 [2] COTTER PIN  
18. 1J-8490 [1] ROD  
19. 7H-3912 [1] BUSHING  
20. 1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
21. 4J-8425 [1] GASKET  
22. 3J-4407 [1] SEAL  
23. 8B-4037 [1] WASHER  
24. 7F-7983 [2] BEARING  
25. 5J-0880 [1] HOUSING  
26. 5J-3117 [1] LEVER ASSEM.  
27. 2H-5746 [1] ADAPTER  
28. 0S-1585 [4] BOLT  
29. 5J-2886 [1] TUBE ASSEM.  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0274S0039
 

6J-1240: HYDRAULIC TANK AND VALVE GROUP

6J1240 HYDRAULIC TANK AND VALVE GROUP--Part 3 of 3
Serial No. 34H3372 to 34H4979 inclusive. Part of 5S6870, 5S6871, 5S6486, 9S7850, 9S8283
& 9S8285 Arrangements listed on Pages 4, 5, 8, 10 & 11
6J4734 Valve parts are shown on Pages 83 & 84
c123219 UEG0274S
  For full view, you need register

Parts for your 173B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-6064 [1] ELEMENT ASSEM.  
2. 5J-1283 [1] SPRING  
3. 5J-1473 [1] SEAT ASSEM.  
4. 2J-0918 [1] VALVE  
5. 3F-0566 [1] WASHER  
6. 2J-8455 [1] SPRING (Inner)  
7. 2J-6114 [1] SPRING (Outer)  
8. 4B-4158 [2] SCREW  
9. 2M-6831 [1] PLATE (Serial Number)  
10. 2J-6540 [2] CLAMP  
11. 4J-7313 [1] HOSE  
12. 5J-3229 [1] TUBE ASSEM.  
13. 1H-9689 [1] FLANGE  
    (Part of 5J3229 Tube Assem.)
14. 0S-1587 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
15. 6J-1991 [1] TUBE ASSEM.  
  9F-2978 [1] NUT  
    (Part of 6J1991 Tube Assem.)
16. 1H-9696 [3] SEAL  
17. 3R-2425 [1] GASKET  
18. 6J-4734 Y [1] CONTROL VALVE GROUP  
    (See Separate Illustration)
19. 0T-0772 [1] BOLT  
20. 1K-4703 [4] WASHER  
21. 0S-1594 [5] BOLT  
22. 5L-5840 [4] WASHER  
  5B-9628 [4] WASHER  
23. 3J-9306 [1] COVER  
  4J-8425 [1] GASKET  
24. 3J-9298 [2] COVER  
25. 3J-9297 [2] COVER  
26. 0S-1595 [4] BOLT  
  5L-5180 [4] WASHER  
27. 2J-7606 [2] GASKET  
28. 1H-1200 C [1] COTTER PIN  
29. 2J-0917 [1] RETAINER  
30. 5J-3200 [1] LEVER  
  1B-8706 [1] KEY  
31. 0S-1588 [1] BOLT  
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

Information:

Caterpillar Parts SIS Catalog 173B :

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