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3G2778 CYLINDER GP 210MM (8.25") BORE X 1740MM (68.50") STROKE-TYPE 3 REPLACED BY 9T1388-PAGE 229C. PART OF 9V4580 BOOM & 4V5550 FRONT SHOVEL AN ATTACHMENT 245




HYDRAULIC SYSTEM

CYLINDER GP
 

#HEBP12151040
 

3G-2778: CYLINDER GP

3G2778 CYLINDER GP
210MM (8.25") BORE X 1740MM (68.50") STROKE-TYPE 3
REPLACED BY 9T1388-PAGE 229C. PART OF 9V4580 BOOM & 4V5550 FRONT SHOVEL
AN ATTACHMENT
c305151 HEBP1215
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Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-8719 [4] SEAL ASSEM.  
2. 8J-4382 [2] BEARING  
3. 3G-1307 R [1] CYLINDER ASSEM.  
4. 8J-4386 [1] SEAL  
5. 3G-3747 [1] RING  
6. 3G-3746 [1] HEAD  
7. 2H-3755 [4] BOLT  
  7S-6369 [4] WASHER  
8. 4T-1857 C [1] ROD ASSEM.  
9. 9J-5469 [1] SEAL  
10. 3G-2286 [1] SEAL ASSEM.  
11. 9J-5468 [1] SEAL  
12. 2A-1420 [12] BOLT  
  3B-4516 [12] LOCKWASHER  
13. 3G-2773 [1] STOP  
14. 3G-9883 [1] PISTON  
15. 8J-4390 [1] SEAL ASSEM.  
16. 3G-9882 [2] RING  
17. 3G-5022 [1] NUT  
18. 3G-3752 [1] SEAL ASSEM.  
19. 3G-3745 [1] STOP  
20. 4T-1578 C [1] WASHER  
21. 2B-7408 [2] PLUG  
22. 5K-4627 [1] RING  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#HEBP12151041
 

9T-1388: CYLINDER GP-STICK

9T1388 CYLINDER GP
TYPE 1
PART OF 9V4580 BOOM & 4V5550 SHOVEL
AN ATTACHMENT
c353426 HEBP1215
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Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-8719 J [4] SEAL AS  
2. 8J-4382 [2] BEARING AS  
3. 3G-1307 R [1] CYLINDER AS  
4. 8J-4386 J [1] SEAL-O-RING  
5. 3G-3747 J [1] RING-BACK-UP  
6. 3G-3746 [1] HEAD  
7. 2H-3755 [4] BOLT  
  7S-6369 [4] WASHER  
8. 9T-1391 R [1] ROD AS  
9. 9J-5469 J [1] SEAL-LIP TYPE  
10. 3G-2286 J [1] SEAL AS  
11. 9J-5468 J [1] SEAL-RING  
12. 1D-4641 [12] BOLT  
  5F-6562 [12] WASHER-HARD  
13. 3G-2773 [1] STOP  
14. 3G-9883 [1] PISTON  
15. 8J-4390 J [1] SEAL AS  
16. 3G-9882 J [2] RING-WEAR  
17. 3G-5022 [1] NUT-SELF LOCKING  
18. 3G-3752 J [1] SEAL AS  
19. 3G-3745 [1] STOP  
20. 9T-1389 [1] WASHER  
21. 8T-3272 [1] RING-RETAINING  
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE
  8T-1558 [1] KIT-HYD CYLINDER SEAL (SEAL)  
    (INCLUDES PARTS MARKED J)
  R   REMFG PART MAY BE AVAILABLE
 

#HEBP12151042
 

9T-1388: CYLINDER GP-STICK

9T1388 CYLINDER GP
TYPE 2
PART OF 9V4580 BOOM & 4V5550 SHOVEL
AN ATTACHMENT
c353398 HEBP1215
  For full view, you need register

Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-8719 J [4] SEAL AS  
2. 8J-4382 [2] BEARING AS  
3. 3G-1307 R [1] CYLINDER AS  
4. 8J-4386 J [1] SEAL-O-RING  
5. 3G-3747 J [1] RING-BACK-UP  
6. 9T-1065 C [1] HEAD  
7. 2H-3755 [4] BOLT  
  7S-6369 [4] WASHER  
8. 9T-1391 R [1] ROD AS  
9. 9J-5469 J [1] SEAL-LIP TYPE  
10. 3G-2286 J [1] SEAL AS  
11. 9J-5468 J [1] SEAL-RING  
12. 1D-4641 [12] BOLT  
  5F-6562 [12] WASHER-HARD  
13. 3G-2773 [1] STOP  
14. 3G-9883 [1] PISTON  
15. 8T-1793 CJ [1] SEAL AS  
16. 3G-9882 J [2] RING-WEAR  
17. 3G-5022 [1] NUT-SELF LOCKING  
18. 3G-3752 J [1] SEAL AS  
19. 3G-3745 [1] STOP  
20. 9T-1389 [1] WASHER  
21. 8T-3332 C [1] RING-WEAR  
22. 8T-3272 [1] RING-RETAINING  
   
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE
  8T-1558 [1] KIT-HYD CYLINDER SEAL  
    (INCL PARTS MARKED J)
  C   CHANGE FROM PREVIOUS TYPE
  R   REMFG PART MAY BE AVAILABLE
 

#HEBP12151043
 

9J-9398: CYLINDER GP-BUCKET

9J9398 CYLINDER GP-BUCKET (CHG N01)-2 REQUIRED
177.8 MM(7") BORE X 1494 MM(58.80") STROKE-TYPE 1
PART OF 4V5550 SHOVEL-FRONT. AN ATTACHMENT
c208752 HEBP1215
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Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-9250 [1] NUT  
2. 8J-1662 [1] RING  
3. 8J-3749 [1] SEAL ASSEM.  
4. 8J-1664 [1] PISTON  
5. 9J-9397 R [1] CYLINDER ASSEM.  
6. 8J-1665 [1] SEAL (O-Ring)  
7. 8J-1666 [1] RING (back-up)  
8. 9J-7759 [1] HEAD  
9. 9F-6936 [8] BOLT  
  3B-4516 [8] LOCKWASHER  
10. 2H-3755 [4] BOLT  
  7S-6369 [4] WASHER  
11. 8J-8719 [4] SEAL ASSEM.  
12. 8J-4382 [2] BEARING ASSEM.  
13. 9J-9395 R [1] ROD ASSEM.  
14. 2B-7408 [2] PLUG  
15. 9J-5469 SEAL (standard)  
    -OR-
  9J-5473 SEAL (fire resistant)  
16. 9J-5467 [1] SEAL (standard)  
    -OR-
  9J-5470 [1] SEAL ASSEM. (fire resistant)  
17. 9J-5468 [1] SEAL  
 

#HEBP12151044
 

9J-9398: CYLINDER GP-BUCKET

9J9398 CYLINDER GP-BUCKET (CHG N02)-2 REQUIRED
177.8 MM(7") BORE X 1494 MM(58.80") STROKE-TYPE 2
AN ATTACHMENT
c515817 HEBP1215
  For full view, you need register

Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-9250 [1] NUT-SELF LOCKING  
2. 8J-1662 [1] RING-WEAR  
3. 8T-1789 [1] SEAL AS  
4. 8J-1664 [1] PISTON  
5. 9J-9397 R [1] CYLINDER AS  
6. 8J-1665 [1] SEAL-O-RING  
7. 8J-1666 [1] RING-BACK-UP  
8. 9T-3967 C [1] HEAD  
9. 9F-6936 [8] BOLT  
  5P-8250 [8] WASHER  
10. 2H-3755 [4] BOLT  
  7S-6369 [4] WASHER  
11. 8J-8719 [4] SEAL AS  
12. 8J-4382 [2] BEARING AS  
13. 9J-9395 R [1] ROD AS  
14. 2B-7408 [2] PLUG-PIPE  
15. 9X-3574 [1] SEAL  
16. 9J-5467 [1] SEAL-U-CUP  
17. 9X-3575 [1] SEAL  
18. 8T-7851 C [1] RING-WEAR  
19. 8T-8380 [1] SEAL-HEAD  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMFG PART MAY BE AVAILABLE
 

#HEBP12151045
 

9J-5599: CYLINDER GP

9J5599 CYLINDER GROUP (2V1526 N/S) (CHANGE V2)-196.9 MM (7.75") BORE X
292.1 MM (11.50") STROKE
PART OF 3V8800 & 3V9565 BOTTOM DUMP SHOVEL BUCKET GROUPS SHOWN ON PAGES
280, 281A & 281B. AN ATTACHMENT
c219346 HEBP1215
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Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-5038 R [1] CYLINDER ASSEM.  
    (Includes)
2. 3G-2866 C [1] BEARING  
3. 2B-7408 C [1] PLUG  
4. 2J-7686 [1] NUT  
5. 9J-5037 [1] RING  
6. 5J-7016 [1] SEAL ASSEM.  
    (Includes)
  5J-7014 [1] SEAL  
7. 9J-5036 [1] PISTON  
8. 6J-6736 [1] SEAL  
9. 5J-8350 [1] SEAL  
10. 4J-8981 [1] SEAL  
11. 9J-8039 R [1] ROD ASSEM.  
    (Includes)
12. 3G-2867 C [1] BEARING  
13. 7K-9216 H [2] SEAL  
14. 1D-4631 [2] BOLT  
15. 3B-4514 [8] LOCKWASHER  
16. 1D-4626 [6] BOLT  
17. 9J-5035 [1] HEAD  
18. 3J-0634 [1] SEAL  
  3J-9742 [1] RING  
19. 5P-2673 H [2] SEAL  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
  H   NOT PART OF 9J5599 CYLINDER GROUP
 

#HEBP12151046
 

8J-8721: CYLINDER GP

8J8721 HOE BUCKET CYLINDER GROUP-(CHG. 5)-177.8 MM (7") BORE X 1651 MM
(6.5") STROKE. PART OF 4V9151, 3V9545 & 8K4243 HOE BUCKET LINKAGE
ARRANGEMENTS LISTED ON PAGES 286B, 286C & 287. AN ATTACHMENT
c219341 HEBP1215
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Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-5962 [2] SEAL ASSEM.  
2. 8J-3783 [1] BEARING ASSEM.  
3. 8J-8731 [1] BOLT  
4. 9J-5488 [1] STOP  
5. 5J-0964 [1] SEAL  
6. 7J-9250 [1] NUT  
7. 8J-1662 [1] RING  
8. 8J-3749 [1] SEAL ASSEM.  
9. 8J-1664 [1] PISTON  
10. 7J-9257 [1] SEAL  
11. 3G-3522 C [1] STOP  
12. 8J-8720 [1] CYLINDER ASSEM.  
13. 8J-1665 [1] SEAL (o-ring)  
14. 8J-1666 [1] RING (back-up)  
15. 8J-3784 [1] HEAD  
16. 2A-1420 [8] BOLT  
  3B-4516 [8] LOCKWASHER  
17. 8J-8719 [2] SEAL ASSEM.  
18. 8J-4382 [1] BEARING ASSEM.  
19. 9J-2137 R [1] ROD ASSEM.  
20. 2B-7408 [2] PLUG  
21. 7J-9256 [1] SEAL (standard)  
    -OR-
  9J-1341 [1] SEAL (fire resistant)  
22. 6J-1475 [1] SEAL (standard)  
    -OR-
  9J-1344 [1] SEAL ASSEM. (fire resistant)  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#HEBP12151047
 

4T-5883: CYLINDER GP-BUCKET

4T5883 CYLINDER GP-STICK (CHGS 00-03)
196.85 MM (7.75") BORE X 1651 MM (65") STROKE
PART OF 9V3333 LINKAGE AR
AN ATTACHMENT
c512700 HEBP1215
  For full view, you need register

Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-2116 [2] SEAL AS  
2. 3G-3521 [1] BEARING  
3. 7J-9250 [1] NUT-SELF LOCKING  
4. 7J-9247 [1] RING-WEAR  
5. 8T-1792 C [1] SEAL AS  
6. 3G-7374 [1] PISTON  
7. 4T-5873 [1] STOP  
8. 4T-5882 [1] CYLINDER AS  
9. 5K-1787 [1] SEAL-O-RING  
10. 8J-0548 [1] RING-BACK-UP  
11. 4T-5874 [1] HEAD  
12. 1D-4642 [8] BOLT  
  5P-8250 [8] WASHER  
13. 8J-8719 [2] SEAL AS  
14. 8J-4382 [1] BEARING AS  
15. 4T-8016 [1] ROD AS  
  1U-4727 [1] PIN  
16. 4T-5663 [1] WIPER-ROD  
17. 4T-5699 [1] SEAL-U-CUP  
18. 4T-5717 [1] SEAL-RING  
19. 4T-5718 [1] RING-WEAR  
20. 8C-4892 [1] SEAL-HEAD  
  C   CHANGE FROM PREVIOUS TYPE
 

#HEBP12151048
 

1U-1646: CYLINDER GP-BUCKET

1U1646 CYLINDER GP-BUCKET (CHG 0)-177.8 MM (7") BORE X 1651 MM (65")
STROKE. TYPE 1
PART OF 3V9545 LINKAGE-HOE BUCKET
AN ATTACHMENT
c234285 HEBP1215
  For full view, you need register

Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-5962 [2] SEAL ASSEM.  
2. 8J-3783 [1] BEARING ASSEM.  
3. 8J-8731 [1] BOLT  
4. 9J-5488 [1] STOP  
5. 5J-0964 [1] SEAL  
6. 7J-9250 [1] NUT  
7. 8J-1662 [1] RING  
8. 8J-3749 [1] SEAL ASSEM.  
9. 8J-1664 [1] PISTON  
10. 7J-9257 [1] SEAL  
11. 3G-3522 [1] STOP  
12. 1U-1647 R [1] CYLINDER ASSEM.  
13. 8J-1665 [1] SEAL (o-ring)  
14. 8J-1666 [1] RING (back-up)  
15. 8J-3784 [1] HEAD  
16. 2A-1420 [8] BOLT  
  3B-4516 [8] LOCKWASHER  
17. 8J-8719 [2] SEAL ASSEM.  
18. 8J-4382 [1] BEARING ASSEM.  
19. 9J-2137 R [1] ROD ASSEM.  
20. 2B-7408 [2] PLUG  
21. 7J-9256 [1] SEAL (standard)  
    -OR-
  9J-1341 [1] SEAL (fire resistant)  
22. 6J-1475 [1] SEAL (standard)  
    -OR-
  9J-1344 [1] SEAL ASSEM. (fire resistant)  
 

#HEBP12151049
 

1U-1646: CYLINDER GP-BUCKET

1U1646 CYLINDER GP-BUCKET
TYPE 2. (CHG 02)-177.8 MM (7") BORE X 1651 MM (65") STROKE
PART OF 3V9545 LINKAGE-HOE BUCKET
AN ATTACHMENT
c515434 HEBP1215
  For full view, you need register

Parts for your 245 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-5962 [2] SEAL AS  
2. 4T-1684 [1] BEARING  
3. 8T-3272 C [1] RING-RETAINING  
4. 6E-1448 [1] STOP  
5. 9X-7257 [1] SEAL AS  
6. 7J-9250 [1] NUT-SELF LOCKING  
7. 8J-1662 [1] RING-WEAR  
8. 8T-1789 [1] SEAL AS  
9. 8J-1664 [1] PISTON  
10. 9X-7261 [1] SEAL AS  
11. 3G-3522 [1] STOP  
12. 1U-1647 R [1] CYLINDER AS  
13. 8J-1665 [1] SEAL-O-RING  
14. 9X-7273 [1] RING-BACK-UP  
15. 9T-3963 C [1] HEAD  
16. 2A-1420 [8] BOLT  
  5F-6562 [8] WASHER-HARD  
17. 8J-8719 [2] SEAL AS  
18. 8J-4382 [1] BEARING AS  
19. 9T-4147 CR [1] ROD AS  
20. 2B-7408 [2] PLUG-PIPE  
21. 9X-7262 [1] SEAL-LIP TYPE  
22. 6J-1475 [1] SEAL (STANDARD)  
    -OR-
  9J-1344 [1] SEAL(FIRE RESISTANT)  
23. 8T-7850 C [1] RING-WEAR  
24. 9T-1389 C [1] WASHER  
25. 8T-8380 [1] SEAL-HEAD  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMFG PART MAY BE AVAILABLE
 

Information:

Special Instruction
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Technical Information Bulletin
Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Tool Operating Manual
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Reuse And Salvage Guidelines
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
Service Magazine

Caterpillar Parts SIS Catalog 245 :

Truck sale:

15,192 
 
Caterpillar 245
- Crawler Excavators
FOLEY, INC.
21,201 
 
1983 CAT 245

Yellow Parts S.L.
USD $24,045 
1985 CAT 245

Alaskan Equipment Sales
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