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8J8649 TANK AND VALVE GROUP Serial No. 41V14151 to 41V16836 inclusive 8J8778 Tank and Filter and 8J7435 Control Valve parts are shown on Pages 8 through 12F 183B


HYDRAULIC SYSTEM
TANK GP
FILTER GP
VALVE GP-CONTROL

HYDRAULIC CONTROL 183B HYDRAULIC CONTROL 41V
 183B HYDRAULIC CONTROL 41V00001-UP UEG0902S 183B 41V   (1974)

HYDRAULIC SYSTEM

TANK GP
VALVE & TANK GP
8J-8649 VALVE & TANK GP
VALVE & TANK GP
8J-8649 VALVE & TANK GP
HYDRAULIC TANK & VALVE GROUP
1U-2159 HYDRAULIC TANK & VALVE GROUP
TANK & FILTER GP
8J-8778 TANK & FILTER GP
8J-8778 TANK & FILTER GP
 

#UEG0902S0020
 

8J-8649: VALVE & TANK GP

8J8649 TANK AND VALVE GROUP
Serial No. 41V14151 to 41V16836 inclusive
8J8778 Tank and Filter and 8J7435 Control Valve parts are shown on Pages
8 through 12F
c181308 UEG0902S
8J8649 VALVE & TANK GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-8634 [1] BRACKET  
2. 0S-1621 C [6] BOLT  
3. 5P-8245 C [8] WASHER  
4. 0S-1587 C [4] BOLT  
5. 8J-7461 [1] MANIFOLD  
6. 5H-4020 [1] COVER  
  4J-0522 [1] SEAL  
7. 6F-5282 [2] BOLT 5.25in.(133.35 mm)  
    - OR -
  1D-4572 C [2] BOLT 5.5 in.(139.70 mm)  
8. 1P-4578 [2] FLANGE  
9. 0T-0772 [4] BOLT  
  5P-8244 C [4] WASHER  
10. 5K-5959 [2] SEAL  
11. 8J-8633 [1] BRACKET  
12. 8J-8778 C [1] TANK AND FILTER GROUP  
13. 8J-7435 Y [1] VALVE GROUP  
    (Separate Illustration)
14. 2H-3855 C [2] BOLT  
  8M-3494 J [1] PLATE  
  4B-4158 J [2] SCREW  
    (Mounted on Top of Tank)
  J   NOT SHOWN
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#UEG0902S0021
 

1U-2159: HYDRAULIC TANK & VALVE GROUP

1U2159 HYDRAULIC TANK & VALVE GROUP
Serial No. 41V16837-Up. 8J8778 Tank & Filter and 1U2158 Control Valve parts
are shown on Pages 9A, 9B, 12F-1, 12F-2 & 12F-3
c233898 UEG0902S
1U2159 HYDRAULIC TANK & VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-8634 [1] BRACKET  
2. 0S-1621 [6] BOLT  
3. 5P-8245 [8] WASHER  
4. 0S-1587 [4] BOLT  
5. 8J-7461 [1] MANIFOLD  
6. 5H-4020 [1] COVER  
  4J-0522 [1] SEAL  
7. 1D-4572 [2] BOLT  
8. 1P-4578 [2] FLANGE  
9. 0T-0772 [4] BOLT  
  5P-8244 [4] WASHER  
10. 5K-5959 [2] SEAL  
11. 8J-8633 [1] BRACKET  
12. 8J-8778 [1] TANK AND FILTER GROUP  
13. 1U-2158 Y [1] VALVE GROUP  
    (Separate Illustration)
14. 2H-3855 [2] BOLT  
  8M-3494 J [1] PLATE  
  4B-4158 J [2] SCREW  
    (Mounted on Top of Tank)
  J   NOT SHOWN
  Y   SEPARATE ILLUSTRATION
 

#UEG0902S0022
 

8J-8778: TANK & FILTER GP

8J8778 TANK AND FILTER GROUP--Part 1 of 2
Serial No. 41V1 to 41V3992 inclusive
Part of 8J8649 Tank and Valve Group shown on Page 7
c205503 UEG0902S
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1594 [44] BOLT  
  1D-4717 [44] NUT  
  3B-4506 [44] LOCKWASHER  
2. 8J-7409 [1] GASKET  
3. 8J-8626 [1] COVER ASSEM.  
    (Includes)
4. 8J-6910 [6] STUD  
5. 4J-8265 [12] NUT  
6. 7B-3039 [1] SPRING  
7. 8J-8781 [1] GUIDE  
8. 8J-8783 [1] VALVE  
9. 8M-4436 [1] SEAL  
10. 8J-8782 [1] BODY  
11. 9J-7031 [1] PLUG  
  5M-2057 [1] SEAL  
12. 0S-1585 [2] BOLT  
13. 3B-4508 [5] LOCKWASHER  
14. 0S-1573 [2] BOLT  
15. 1D-4719 [2] NUT  
16. 8J-8438 [2] PLATE  
17. 4F-7390 [1] SEAL  
18. 8J-8437 [1] BLOCK  
19. 0S-1595 [1] BOLT  
20. 9J-3473 [1] BOSS  
21. 9S-4185 [1] PLUG  
  3K-0360 [1] SEAL  
22. 4F-8946 [1] SEAL  
23. 8J-8629 [1] TANK ASSEM.  
    (Includes)
24. 1F-0748 [2] NUT (weld)  
25. 8J-6910 [6] STUD  
26. 4F-8122 [1] LUG  
27. 4F-8135 [2] WASHER  
 

#UEG0902S0023
 

8J-8778: TANK & FILTER GP

8J8778 TANK AND FILTER GROUP--Part 2 of 2
Serial No. 41V1 to 41V3992 inclusive
Part of 8J8649 Tank and Valve Group shown on Page 7
c157525 UEG0902S
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-9782 [1] BALL  
2. 6H-5139 [1] PLATE  
3. 9H-6454 [1] GASKET  
4. 7H-1447 [1] CAP  
5. 8J-6913 [1] RETAINER  
6. 4J-8252 [1] GLASS  
7. 4J-8251 [1] GROMMET  
8. 9S-4191 [3] PLUG  
  3J-1907 [3] SEAL  
9. 8J-8468 [1] VALVE  
10. 9J-4862 [1] SCREEN ASSEM.  
11. 2H-6488 [2] BOLT  
  1D-4719 [2] NUT  
12. 3B-4508 [4] LOCKWASHER  
13. 1A-1460 [2] BOLT  
14. 8J-8422 [1] BASE  
  1P-3707 [2] SEAL  
15. 1A-1135 [4] BOLT  
  4B-4281 [4] WASHER  
16. 1P-4585 [2] FLANGE  
17. 8J-8436 [1] TUBE ASSEM.  
18. 8J-8428 [1] TUBE ASSEM.  
  8J-8424 [1] GASKET  
19. 6P-5391 C [1] MANIFOLD  
20. 4F-7391 [1] SEAL  
21. 9J-0750 [1] ELEMENT  
22. 5L-5032 [1] SEAL  
23. 9J-4994 [1] SPACER  
24. 003-2770 [1] SEAL  
25. 8J-8423 [1] COVER  
26. 8F-9206 [1] SEAL  
27. 1J-6309 [1] SPACER  
28. 6J-0468 [1] INDICATOR ASSEM.  
29. 8J-8322 [1] RING  
30. 9J-2914 [1] SPACER  
31. 8J-8443 [1] SPRING  
32. 8J-8439 [1] BOLT  
  1D-4720 [1] NUT  
33. 5D-7927 [1] STRAINER ASSEM.  
  6H-9361 C [1] RING  
  C   INDICATES CHANGE
 

#UEG0902S0024
 

8J-8778: TANK & FILTER GP

8J8778 TANK AND FILTER GROUP--Part 1 of 2
Serial No. 41V3993 to 41V10645 inclusive
Part of 8J8649 Tank and Valve Group shown on Page 7
c159097 UEG0902S
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1594 [44] BOLT  
  1D-4717 [44] NUT  
  3B-4506 [44] LOCKWASHER  
2. 8J-7409 [1] GASKET  
3. 8J-8626 [1] COVER ASSEM.  
    (Includes)
4. 8J-6910 [6] STUD  
5. 4J-8265 [12] NUT  
6. 7B-3039 [1] SPRING  
7. 8J-8781 [1] GUIDE  
8. 8J-8783 [1] VALVE  
9. 8M-4436 [1] SEAL  
10. 8J-8782 [1] BODY  
11. 9J-7031 [1] PLUG  
  5M-2057 [1] SEAL  
12. 0S-1585 [2] BOLT  
13. 3B-4508 [5] LOCKWASHER  
14. 0S-1573 [2] BOLT  
15. 1D-4719 [2] NUT  
16. 8J-8438 [2] PLATE  
17. 4F-7390 [1] SEAL  
18. 8J-8437 [1] BLOCK  
19. 0S-1595 [1] BOLT  
20. 9J-3473 [1] BOSS  
21. 9S-4185 [1] PLUG  
  3K-0360 [1] SEAL  
22. 4F-8946 [1] SEAL  
23. 8J-8629 [1] TANK ASSEM.  
    (Includes)
24. 1F-0748 [2] NUT (weld)  
25. 8J-6910 [6] STUD  
26. 4F-8122 [1] LUG  
27. 4F-8135 [2] WASHER  
28. 5D-7994 C [1] JOINT ASSEM.  
    (Includes)
  1P-1034 [2] SEAL  
29. 3G-0335 C [1] TUBE ASSEM.  
  C   INDICATES CHANGE
 

#UEG0902S0025
 

8J-8778: TANK & FILTER GP

8J8778 TANK AND FILTER GROUP--Part 2 of 2
Serial No. 41V3993 to 41V10645 inclusive
Part of 8J8649 Tank and Valve Group shown on Page 7
c167507 UEG0902S
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-9782 [1] BALL  
2. 6H-5139 [1] PLATE  
3. 9H-6454 [1] GASKET  
4. 7H-1447 [1] CAP  
5. 8J-6913 [1] RETAINER  
6. 4J-8252 [1] GLASS  
7. 4J-8251 [1] GROMMET  
8. 9S-4191 [3] PLUG  
  3J-1907 [3] SEAL  
9. 8J-8468 [1] VALVE  
10. 3G-3267 C [1] SCREEN ASSEM.  
11. 2H-6488 [2] BOLT  
  1D-4719 [2] NUT  
12. 4B-4280 C [4] WASHER  
13. 1A-1460 [2] BOLT  
14. 8J-8422 [1] BASE  
  1P-3707 [2] SEAL  
15. 1A-1135 [4] BOLT  
  4B-4281 [4] WASHER  
16. 1P-4585 [2] FLANGE  
17. 8J-8436 [1] TUBE ASSEM.  
18. 3G-0333 [1] TUBE ASSEM.  
  8J-8424 [1] GASKET  
19. 6P-5391 [1] MANIFOLD  
20. 4F-7391 [1] SEAL  
21. 9J-5461 C [1] ELEMENT ASSEM.  
    -OR-
  3G-3448 CH [1] ELEMENT  
    (Fire Resistant Fluid)
22. 5L-5032 [1] SEAL  
23. 9J-4994 [1] SPACER  
24. 003-2770 [1] SEAL  
25. 8J-8423 [1] COVER  
26. 8F-9206 [1] SEAL  
27. 1J-6309 [1] SPACER  
28. 6J-0468 [1] INDICATOR ASSEM.  
29. 8J-8322 [1] RING  
30. 9J-2914 [1] SPACER  
31. 8J-8443 [1] SPRING  
32. 8J-8439 [1] BOLT  
  1D-4720 [1] NUT  
33. 5D-7927 [1] STRAINER ASSEM.  
  6H-9361 [1] RING  
34. 1P-5763 [2] FLANGE  
35. 2B-0858 [1] PLUG  
  C   INDICATES CHANGE
  H   NOT PART OF 8J8778 TANK & FILT
 

#UEG0902S0026
 

8J-8778: TANK & FILTER GP

8J8778 TANK AND FILTER GROUP--Part 1 of 2
Serial No. 41V10646-Up
Part of 8J8649 & 1U2159 Tank and Valve Groups shown on Pages 7 & 7B
c180768 UEG0902S
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 C [44] BOLT  
  4J-8265 C [44] NUT  
2. 8J-7409 [1] GASKET  
3. 8J-8626 [1] COVER ASSEM.  
    (Includes)
4. 8J-6910 [6] STUD  
5. 4J-8265 [12] NUT  
6. 7B-3039 [1] SPRING  
7. 1U-2827 C [1] GUIDE  
8. 8J-8783 [1] VALVE  
9. 8M-4436 [1] SEAL  
10. 8J-8782 [1] BODY  
11. 9J-7031 [1] PLUG  
  5M-2057 [1] SEAL  
12. 0S-1585 [2] BOLT  
13. 2M-0849 C [3] WASHER  
14. 0S-1573 [2] BOLT  
15. 1K-6872 C [2] LOCKNUT  
16. 8J-8438 [2] PLATE  
17. 4F-7390 [1] SEAL  
18. 8J-8437 [1] BLOCK  
19. 0S-1595 [1] BOLT  
20. 9J-3473 [1] BOSS  
21. 9S-4185 [1] PLUG  
  3K-0360 [1] SEAL  
22. 4F-8946 [1] SEAL  
23. 3G-5500 C [1] TANK ASSEM.  
    (Includes)
24. 1F-0748 [2] NUT (weld)  
25. 8J-6910 [6] STUD  
26. 4F-8122 [1] LUG  
27. 5D-7994 [1] JOINT ASSEM.  
    (Includes)
  1P-1034 [2] SEAL  
28. 3G-0335 [1] TUBE ASSEM.  
29. 5P-8245 C [2] WASHER  
  C   INDICATES CHANGE
 

#UEG0902S0027
 

8J-8778: TANK & FILTER GP

8J8778 TANK AND FILTER GROUP--Part 2 of 2
Serial No. 41V10646-Up
Part of 8J8649 & 1U2159 Tank and Valve Groups shown on Pages 7 & 7B
c180769 UEG0902S
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-9782 [1] BALL  
2. 6H-5139 [1] PLATE  
3. 9H-6454 [1] GASKET  
4. 7H-1447 [1] CAP  
5. 8J-6913 [1] RETAINER  
6. 4J-8252 [1] GLASS  
7. 4J-8251 [1] GROMMET  
8. 9S-4191 [3] PLUG  
  3J-1907 [3] SEAL  
9. 8J-8468 [1] VALVE  
10. 3G-3267 [1] SCREEN ASSEM.  
11. 2H-6488 [2] BOLT  
  1K-6872 C [2] LOCKNUT  
12. 5P-8245 C [4] WASHER  
13. 6V-0314 C [2] BOLT  
14. 8J-8422 [1] BASE  
  1P-3707 [2] SEAL  
15. 1A-1135 [4] BOLT  
  5P-8247 C [4] WASHER  
16. 1P-4585 [2] FLANGE  
17. 8J-8436 [1] TUBE ASSEM.  
18. 3G-0333 [1] TUBE ASSEM.  
  8J-8424 [1] GASKET  
19. 6P-5391 [1] MANIFOLD  
20. 4F-7391 [1] SEAL  
21. 9J-5461 [1] ELEMENT ASSEM.  
    -OR-
  3G-3448 H [1] ELEMENT (Fire Resistant Fluid)  
22. 5L-5032 [1] SEAL  
23. 9J-4994 [1] SPACER  
24. 003-2770 [1] SEAL  
25. 8J-8423 [1] COVER  
26. 8F-9206 [1] SEAL  
27. 1J-6309 [1] SPACER  
28. 1P-5763 [2] FLANGE  
29. 8J-8322 [1] RING  
30. 9J-2914 [1] SPACER  
31. 8J-8443 [1] SPRING  
32. 8J-8439 [1] BOLT  
  1D-4720 [1] NUT  
33. 3G-7250 [1] STRAINER ASSEM.  
  6H-9361 [1] RING  
  C   INDICATES CHANGE
  H   NOT PART OF 8J8778 TANK & FILTER GROUP
 

#UEG0902S0028
 

8J-7435: VALVE GP-CONTROL

8J7435 CONTROL VALVE GROUP--Part 1 of 3
Serial No. 41V1 to 41V1292 inclusive
Part of 8J8649 Tank and Valve Group shown on Page 7. 9J1281 Housing parts are shown on Page 13
c205155 UEG0902S
8J7435 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7342 [1] BOLT  
  9J-8583 C [1] WASHER  
2. 8J-7467 [1] HOUSING  
3. 9S-8004 [3] PLUG  
  3J-1907 [3] SEAL  
4. 8J-7501 [1] VALVE GROUP  
  6J-1038 [2] SEAL  
5. 9J-5756 [1] SPRING  
6. 9S-4180 [1] PLUG  
  4J-7533 [1] SEAL  
7. 0T-0768 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
8. 2M-4453 [1] SEAL  
9. 5P-2645 [1] ELBOW  
  8S-4950 [1] CAP  
  3J-7354 [1] SEAL  
10. 9J-6491 C [3] SEAL  
11. 1J-9671 [1] SEAL  
12. 9S-8003 [1] PLUG  
  9J-3947 [1] RETAINER  
  8B-7216 [1] SEAL  
  2D-6642 [1] BALL  
13. 9J-1281 Y [1] HOUSING GROUP  
    (Separate Illustration)
14. 1H-8720 [2] SEAL  
15. 8J-7436 [1] VALVE GROUP  
16. 8J-7343 [1] RETAINER  
17. 4J-4790 [1] SPRING  
18. 9K-8555 C [1] RETAINER  
19. 8J-7317 [1] BODY  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0902S0029
 

8J-7435: VALVE GP-CONTROL

8J7435 CONTROL VALVE GROUP--Part 2 of 3
Serial No. 41V1 to 41V1292 inclusive
Part of 8J8649 Tank and Valve Group shown on Page 7
c204478 UEG0902S
8J7435 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 183B HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-1999 [2] SEAT  
2. 3D-2891 [2] BALL  
3. 5H-6005 [2] SEAL  
4. 9S-8008 [2] PLUG  
5. 3D-2824 [4] SEAL  
6. 1P-4578 [6] FLANGE  
7. 3H-5368 [12] BOLT  
  4B-4279 [12] WASHER  
8. 8J-7349 [2] VALVE  
9. 2N-7029 [2] SPRING  
10. 4J-8996 [2] SEAL  
11. 8J-7366 [2] PLUG  
12. 0S-1571 [1] BOLT 1.75 in.(4.45 cm)long  
  1A-2029 [3] BOLT 1.125 in.(2.85 cm) long  
  3B-4506 [4] LOCKWASHER  
13. 6K-3607 [1] CONNECTOR  
  2M-9780 [1] SEAL  
14. 9J-5753 [2] SPRING (inner)  
15. 9J-5754 [2] SPRING (outer)  
16. 8J-7465 [2] RETAINER  
17. 9S-4183 [2] PLUG  
18. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
19. 6F-6673 [2] SEAL  
20. 9S-4191 [2] PLUG  
21. 3J-1907 [4] SEAL  
22. 9S-8004 [2] PLUG  
23. 5J-1389 [2] SPRING  
 

Information:

Specifications
Hydraulic Tank And Filter<BR> 8J8778 (173 &amp; 183), 8J8779 (193)
173, 183, 193 HYDRAULIC CONTROLS
Disassembly and Assembly
Dozer Control Valve
173, 183, 193 HYDRAULIC CONTROLS
Pilot Valve Group
173, 183, 193 HYDRAULIC CONTROLS
Ripper Control Valve
173, 183, 193 HYDRAULIC CONTROLS
Hydraulic Filter
173, 183, 193 HYDRAULIC CONTROLS
Hydraulic Tank
173, 183, 193 HYDRAULIC CONTROLS
Service Magazine
Hydraulic Oil Cooler Can Be Installed To Prevent Hydraulic System Overheating{1374,5068}
1980/05/05

Caterpillar Parts SIS Catalog 183B :

VALVE & TANK GP
8J-8649 VALVE & TANK GP
9G-7936 HYDRAULIC CONTROL ARRANGEMENT
9G-7935 HYDRAULIC CONTROL ARRANGEMENT
9G-7934 HYDRAULIC CONTROL ARRANGEMENT
9G-7933 HYDRAULIC CONTROL ARRANGEMENT
9G-7932 HYDRAULIC CONTROL ARRANGEMENT
9G-7931 HYDRAULIC CONTROL ARRANGEMENT
6P-8673 HYDRAULIC CONTROL ARRANGEMENT
HYDRAULIC TANK & VALVE GROUP
1U-2159 HYDRAULIC TANK & VALVE GROUP
TANK & FILTER GP
8J-8778 TANK & FILTER GP
8J-8778 TANK & FILTER GP
TANK & FILTER GP
8J-8778 TANK & FILTER GP
8J-8778 TANK & FILTER GP
TANK & FILTER GP
8J-8778 TANK & FILTER GP
8J-8778 TANK & FILTER GP
VALVE GP-CONTROL
8J-7435 VALVE GP-CONTROL

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