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8J3555 CONTROL VALVE GROUP Serial No. 38G13608-Up Part of 8J2630 Tank and Valve Group shown on Page 21D 9J7193 & 3G8078 Valve parts are shown on Page 43F & 45B 163




HYDRAULIC SYSTEM

VALVE GP
 

#UE0700870130
 

8J-3555: VALVE GP-CONTROL

8J3555 CONTROL VALVE GROUP
Serial No. 38G13608-Up
Part of 8J2630 Tank and Valve Group shown on Page 21D
9J7193 & 3G8078 Valve parts are shown on Page 43F & 45B
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-3554 [1] HOUSING  
2. 0V-0375 C [4] BOLT  
3. 9J-7193 Y [1] VALVE GROUP  
    (Separate Illustration)
4. 8J-5449 C [1] BODY  
5. 6J-9992 [1] RETAINER  
6. 8J-3557 [1] SPACER  
7. 7J-1767 [4] PLUG  
8. 6J-6516 [8] SHIM  
9. 6J-9996 [4] SPRING  
10. 8J-3556 [1] DETENT  
11. 5H-1472 [4] BALL  
12. 5J-9092 [1] SPACER  
13. 5J-9091 [1] SPACER  
14. 6J-9998 [1] SPRING  
15. 1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
16. 4J-8997 C [5] SEAL  
17. 6F-6672 [10] SEAL  
18. 5J-9078 [2] VALVE  
  2A-5885 [1] SPRING  
19. 5J-9098 [1] SPRING  
20. 4J-0519 [1] SEAL  
21. 4K-1388 [1] SEAL  
22. 9S-8009 [1] PLUG  
23. 3B-4508 [4] LOCKWASHER  
24. 3G-8078 CY [1] VALVE GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UE0700870131
 

8J-1837: RELIEF VALVE GROUP

8J1837 RELIEF VALVE GROUP
Serial No. 38G9822 to 38G12633 inclusive. 39G10963 to 39G15089 inclusive and
44G1628 to 44G3510 inclusive. Part of 8J3555 and 8J1835 Control Valve Groups
shown on Pages 40B & 43C
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-2886 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
2. 8J-5614 [1] BODY ASSEM.  
3. 8J-5606 [1] SEAT  
4. 1J-8497 [1] VALVE  
5. 2J-6089 [1] SPRING  
6. 6J-1311 [1] ROD  
7. 8J-5605 [1] PLUG  
8. 1B-2578 [1] NUT  
9. 5M-4273 [1] SCREW  
10. 7J-8181 [1] SPACER  
11. 4J-8997 [2] SEAL  
12. 5J-9112 [1] SEAT  
13. 5J-9111 [1] BODY GROUP  
14. 5J-9108 [1] SPRING  
 

#UE0700870132
 

4J-4247: CONTROL VALVE GROUP

4J4247 CONTROL VALVE GROUP
SERIAL NO. 39G1 TO 39G1207 AND 44G1 TO 44G222 INCLUSIVE. PART OF 3J3898 AND 3J3894 TANK AND VALVE GROUPS
SHOWN ON PAGES 23, 25, 27, 31, 33 AND 35. 4J1129 AND 4J595 VALVE GROUP PARTS ARE SHOWN ON PAGE 45
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1621 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-7258 [1] WASHER  
  2J-5435 [1] RETAINER  
  2J-4860 [1] SPACER  
  4J-3555 [1] SPRING  
  0T-0320 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
  4J-2923 [2] FLANGE  
  2J-5820 [2] PLUG  
  6F-6673 [2] SEAL  
  3J-3096 [1] SPACER  
  2J-5845 [2] SPRING  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2J-5436 [2] VALVE  
  3J-0231 [1] FITTING  
  3J-1907 [2] SEAL  
  3J-1906 [2] NUT  
  3J-1905 [2] SLEEVE  
    (1 OF EACH IN EACH FITTING 3J231 AND 3J232)
  2J-5437 [2] INSERT  
    (PART OF BODY GROUP 4J2926)
  4F-7952 [3] SEAL  
  4J-2926 [1] BODY GROUP  
  3J-0506 [1] TUBE  
  6F-6673 [1] SEAL  
  4J-4578 [1] COVER  
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  [1] STEM  
    (PART OF BODY GROUP 4J2926)
  3J-0232 [1] FITTING  
  4J-1129 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0S-1621 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-4860 [1] SPACER  
  4J-3789 [1] SPRING  
  9H-4257 [1] WASHER  
  2J-5434 [1] RETAINER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  3J-3096 [1] SPACER  
  1H-9696 [2] SEAL  
  1J-8960 [2] SPRING  
  3J-5317 [1] COVER  
  0S-1585 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  1H-9696 [2] SEAL  
  1J-9693 [1] PLUG  
  5F-1678 [1] SEAL  
  2J-5641 [1] COVER  
  0S-1595 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  8F-3469 [12] SEAL  
  4J-0595 Y [1] VALVE GROUP  
    (SEPARATE ILLUSTRATION)
  1H-9696 [4] SEAL  
  5F-1678 [1] SEAL  
  1J-9693 [1] PLUG  
  [1] STEM  
    (PART OF BODY GROUP 4J2926)
  Y   SEPARATE ILLUSTRATION
 

#UE0700870133
 

4J-4247: CONTROL VALVE GROUP

4J4247 CONTROL VALVE GROUP
SERIAL NO. 39G1208 TO 39G2989 AND 44G223 TO 44G537 INCLUSIVE. PART OF 3J3898 AND 3J3894 TANK AND VALVE
GROUPS SHOWN ON PAGES 27 AND 35. 4J1129 VALVE GROUP PARTS ARE SHOWN ON PAGE 45
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1621 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-7258 [1] WASHER  
  2J-5435 [1] RETAINER  
  2J-4860 [1] SPACER  
  4J-3555 [1] SPRING  
  0T-0320 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
  4J-2923 [2] FLANGE  
  2J-5820 [2] PLUG  
  6F-6673 [2] SEAL  
  3J-3096 [1] SPACER  
  2J-5845 [2] SPRING  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2J-5436 [2] VALVE  
  3J-0231 [1] FITTING  
  3J-1907 [2] SEAL  
  3J-1906 [2] NUT  
  3J-1905 [2] SLEEVE  
    (1 OF EACH IN EACH FITTING 3J231 AND 3J232)
  2J-5437 [2] INSERT  
    (PART OF BODY GROUP 4J2926)
  4F-7952 [3] SEAL  
  4J-2926 [1] BODY GROUP  
  3J-0506 [1] TUBE  
  6F-6673 [1] SEAL  
  4J-4578 [1] COVER  
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  [1] STEM  
    (PART OF BODY GROUP 4J2926)
  3J-0232 [1] FITTING  
  4J-1129 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0S-1621 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-4860 [1] SPACER  
  4J-3789 [1] SPRING  
  9H-4257 [1] WASHER  
  2J-5434 [1] RETAINER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  3J-3096 [1] SPACER  
  1D-4566 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  1H-9696 [2] SEAL  
  1J-8960 [2] SPRING  
  3J-5317 [1] COVER  
  0S-1585 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  1H-9696 [2] SEAL  
  3J-1553 [1] PLUG  
  5F-1678 [1] SEAL  
  2J-5641 [1] COVER  
  0S-1595 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  8F-3469 [12] SEAL  
  4J-7414 [1] BODY  
  4J-7415 [2] VALVE  
  1H-9696 [4] SEAL  
  5F-1678 [1] SEAL  
  3J-1553 [1] PLUG  
  [1] STEM  
    (PART OF BODY GROUP 4J2926)
  Y   SEPARATE ILLUSTRATION
 

#UE0700870134
 

5J-9869: CONTROL VALVE GROUP

5J9869 CONTROL VALVE GROUP
Serial No. 39G2990 to 39G4128 and 44G538 to 44G642 inclusive
Part of 3J3898 and 3J3894 Tank and Valve Groups shown on Pages 29 & 37. 4J1129 Valve parts are shown on Page 45
c124232 UE070087
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1621 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-7258 [1] WASHER  
  2J-5435 [1] RETAINER  
  2J-4860 [1] SPACER  
  4J-3555 [1] SPRING  
  0T-0320 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
  4J-2923 [2] FLANGE  
  2J-5820 [2] PLUG  
  6F-6673 [2] SEAL  
  3J-3096 [1] SPACER  
  2J-5845 [2] SPRING  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2J-5436 [2] VALVE  
  3J-0231 [1] FITTING  
  3J-1907 [2] SEAL  
  3J-1906 [2] NUT  
  3J-1905 [2] SLEEVE  
    (1 OF EACH IN EACH FITTING 3J231 AND 3J232)
  2J-5437 [2] INSERT  
    (PART OF BODY GROUP 5J9834)
  4F-7952 [3] SEAL  
  5J-9834 [1] BODY GROUP  
  3J-0506 [1] TUBE  
  6F-6673 [1] SEAL  
  4J-4578 [1] COVER  
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  [1] STEM  
    (PART OF BODY GROUP 5J9834)
  3J-0232 [1] FITTING  
  4J-1129 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  4J-1184 [4] PLUG ASSEM.  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4J-6505 [1] HOUSING  
  0S-1590 [2] BOLT  
  3B-4506 [1] LOCKWASHER  
  4J-6501 [1] DETENT  
  5J-0380 [4] SHIM  
  4J-6502 [1] RETAINER  
  4J-6506 [1] SPACER  
  4J-3555 [2] SPRING  
  1D-4566 [3] BOLT  
  5J-0561 [1] SPACER  
  1H-9696 [2] SEAL  
  1J-8960 [2] SPRING  
  3J-5317 [1] COVER  
  0S-1585 [3] BOLT  
  4J-6503 [1] RETAINER  
  1H-9696 [2] SEAL  
  3J-1553 [1] PLUG  
  5F-1678 [1] SEAL  
  2J-5641 [1] COVER  
  0S-1595 [3] BOLT  
  3B-4508 [9] LOCKWASHER  
  8F-3469 [14] SEAL  
  4J-7414 [1] BODY  
  4J-7415 [2] VALVE  
  1H-9696 [4] SEAL  
  5F-1678 [1] SEAL  
  3J-1553 [1] PLUG  
  [1] STEM  
    (PART OF BODY GROUP 5J9834)
  Y   SEPARATE ILLUSTRATION
 

#UE0700870135
 

5J-9869: CONTROL VALVE GROUP

5J9869 CONTROL VALVE GROUP
Serial No. 39G4129 to 39G10962 inclusive and 44G643 to 44G1627 inclusive
Part of 3J3898 and 3J3894 Tank and Valve Groups shown on Pages 28A, 28C, 28E, 28G, 36A and 36C
4J1129 Valve parts are shown on Page 45
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1621 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-7258 [1] WASHER  
  2J-5435 [1] RETAINER  
  2J-4860 [1] SPACER  
  4J-3555 [1] SPRING  
  0T-0320 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
  4J-2923 [2] FLANGE  
  2J-5820 [2] PLUG  
  6F-6673 [2] SEAL  
  3J-3096 [1] SPACER  
  2J-5845 [2] SPRING  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2J-5436 [2] VALVE  
  3J-0231 [1] FITTING  
  3J-1907 [2] SEAL  
  3J-1906 [2] NUT  
  3J-1905 [2] SLEEVE  
    (1 OF EACH IN EACH FITTING 3J231 AND 3J232)
  2J-5437 [2] INSERT  
    (PART OF BODY GROUP 5J9834)
  4F-7952 [3] SEAL  
  5J-9834 [1] BODY GROUP  
  3J-0506 [1] TUBE  
  6F-6673 [1] SEAL  
  4J-4578 [1] COVER  
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  [1] STEM  
    (PART OF BODY GROUP 5J9834)
  3J-0232 [1] FITTING  
  4J-1129 Y [1] VALVE GROUP  
    (SEE SEPARATE ILLUSTRATION)
  4J-1184 [4] PLUG ASSEM.  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4J-6505 [1] HOUSING  
  0S-1590 [2] BOLT  
  3B-4506 [1] LOCKWASHER  
  4J-6501 [1] DETENT  
  5J-0380 [4] SHIM  
  4J-6502 [1] RETAINER  
  4J-6506 [1] SPACER  
  4J-3555 [2] SPRING  
  5J-0561 [1] SPACER  
  1H-9696 [2] SEAL  
  1J-8960 [2] SPRING  
  3J-5317 [1] COVER  
  0S-1585 [3] BOLT  
  4J-6503 [1] RETAINER  
  1H-9696 [2] SEAL  
  3J-1553 [1] PLUG  
  5F-1678 [1] SEAL  
  1D-4566 [3] BOLT  
  3B-4508 [6] LOCKWASHER  
  5J-8359 [1] BODY  
  4J-7415 [2] VALVE  
  3J-5122 [1] PLUG ASSEM.  
  3J-7354 [1] SEAL  
    (PART OF PLUG ASSEM. 3J5122)
  8F-3469 [14] SEAL  
  1H-9696 [4] SEAL  
  5F-1678 [1] SEAL  
  3J-1553 [1] PLUG  
  [1] STEM  
    (PART OF BODY GROUP 5J9834)
  Y   SEPARATE ILLUSTRATION
 

#UE0700870136
 

8J-1835: VALVE GP-CONTROL

8J1835 CONTROL VALVE GROUP
Serial No. 39G10963 to 39G15089 inclusive and 44G1628 to 44G3510 inclusive
Part of 8J2632 and 8J2633 Tank and Valve Groups shown on Pages 28J, 28L, 29, 36E, 36G & 36H
8J1837 and 8J1836 Valve parts are shown on Pages 40D and 43E
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-5885 [2] SPRING  
2. 5J-9078 [3] VALVE  
3. 8J-1836 Y [1] VALVE GROUP  
4. 8J-1837 Y [1] VALVE GROUP  
    (Separate Illustration)
5. 5J-9088 [2] SPACER  
6. 8J-3639 [2] SPACER  
7. 5J-9089 [1] SPRING  
8. 8J-3640 [1] PLATE  
9. 0T-0573 [2] BOLT  
10. 3B-4506 [5] LOCKWASHER  
11. 0L-1351 [1] BOLT  
  6B-7949 [1] WASHER  
12. 7J-1767 [4] PLUG  
13. 6J-6516 [8] SHIM  
14. 8J-3556 [1] DETENT  
15. 5H-1472 [4] BALL  
16. 6J-9996 [4] SPRING  
17. 5J-9092 [1] SPACER  
18. 5J-9091 [1] SPACER  
19. 6J-9998 [1] SPRING  
20. 1A-2029 [2] BOLT  
21. 6J-9992 [1] RETAINER  
22. 8J-3557 [1] SPACER  
23. 6F-6672 [14] SEAL  
24. 4J-8997 [6] SEAL  
25. 0V-0375 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
26. 5J-9098 [1] SPRING  
27. 4J-0519 [1] SEAL  
28. 8J-3554 [1] HOUSING  
29. 9S-8009 [2] PLUG  
30. 4K-1388 [2] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0700870137
 

8J-1835: VALVE GP-CONTROL

8J1835 CONTROL VALVE GROUP
Serial No. 39G15090 to 39G17448 inclusive & 44G3511 to 44G6041 inclusive
Part of 8J2632 & 8J2633 Tank & Valve Groups shown on Pages 29, 29B, 29D, 36H, 37A & 37C
8J1836 & 9J7194 Valve parts are shown on Pages 43E & 43F
c164082 UE070087
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-5885 [2] SPRING  
2. 5J-9078 [3] VALVE  
3. 8J-1836 Y [1] VALVE GROUP  
    -OR-
  9J-7194 YC [1] VALVE GROUP  
    (Separate Illustration)
4. 8J-5449 C [1] BODY  
5. 5J-9088 [2] SPACER  
6. 8J-3639 [2] SPACER  
7. 5J-9089 [1] SPRING  
8. 8J-3640 [1] PLATE  
9. 0T-0573 [2] BOLT  
10. 3B-4506 [5] LOCKWASHER  
11. 0L-1351 [1] BOLT  
  6B-7949 [1] WASHER  
12. 7J-1767 [4] PLUG  
13. 6J-6516 [8] SHIM  
14. 8J-3556 [1] DETENT  
15. 5H-1472 [4] BALL  
16. 6J-9996 [4] SPRING  
17. 5J-9092 [1] SPACER  
18. 5J-9091 [1] SPACER  
19. 6J-9998 [1] SPRING  
20. 1A-2029 [2] BOLT  
21. 6J-9992 [1] RETAINER  
22. 8J-3557 [1] SPACER  
23. 6F-6672 [14] SEAL  
24. 4J-8997 [1] SEAL  
25. 0V-0375 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
26. 5J-9098 [1] SPRING  
27. 4J-0519 [1] SEAL  
28. 8J-3554 [1] HOUSING  
29. 9S-8009 [2] PLUG  
30. 4K-1388 [2] SEAL  
31. 4J-8997 C [1] SEAL  
32. 8J-5451 C [1] VALVE GROUP  
    (Includes)
  1H-8171 C [1] SEAL (large)  
33. 9J-6367 C [1] RING  
  7J-9108 C [1] SEAL (small)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UE0700870138
 

8J-1835: VALVE GP-CONTROL

8J1835 CONTROL VALVE GROUP
Serial No. 39G17449-Up and 44G6042-Up
Part of 8J2632 & 8J2633 Tank and Valve Groups shown on Pages 29D & 37C
9J7194 & 3G8078 Valve parts are shown on Pages 43F & 45B
c171193 UE070087
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-5885 [2] SPRING  
2. 5J-9078 [3] VALVE  
3. 9J-7194 Y [1] VALVE GROUP  
    (Separate Illustration)
4. 8J-5449 [1] BODY  
5. 5J-9088 [2] SPACER  
6. 8J-3639 [2] SPACER  
7. 5J-9089 [1] SPRING  
8. 8J-3640 [1] PLATE  
9. 0T-0573 [2] BOLT  
10. 3B-4506 [5] LOCKWASHER  
11. 0L-1351 [1] BOLT  
  6B-7949 [1] WASHER  
12. 7J-1767 [4] PLUG  
13. 6J-6516 [8] SHIM  
14. 8J-3556 [1] DETENT  
15. 5H-1472 [4] BALL  
16. 6J-9996 [4] SPRING  
17. 5J-9092 [1] SPACER  
18. 5J-9091 [1] SPACER  
19. 6J-9998 [1] SPRING  
20. 1A-2029 [2] BOLT  
21. 6J-9992 [1] RETAINER  
22. 8J-3557 [1] SPACER  
23. 6F-6672 [14] SEAL  
24. 4J-8997 [1] SEAL  
25. 0V-0375 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
26. 5J-9098 [1] SPRING  
27. 4J-0519 [1] SEAL  
28. 8J-3554 [1] HOUSING  
29. 9S-8009 [2] PLUG  
30. 4K-1388 [2] SEAL  
31. 4J-8997 [1] SEAL  
32. 3G-8078 CY [1] VALVE GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UE0700870139
 

8J-1836: VALVE GROUP

8J1836 VALVE GROUP
Serial No. 39G10963 to 39G15109 inclusive and 44G1628 to 44G3537
inclusive. Part of 8J1835 Control Valve Group shown on Pages 43C & 43D
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Parts for your 163 HYDRAULIC CONTROL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8006 [3] PLUG  
  2M-9780 [3] SEAL  
2. 9S-8005 [3] PLUG  
  3K-0360 [3] SEAL  
3. 9S-8003 [2] PLUG  
  1J-9671 [2] SEAL  
 

Information:

Service Magazine

Caterpillar Parts SIS Catalog 163 :

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