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289-7925 CYLINDER GP-BOOM S/N SDC1-UP 120-MM (4.7-IN) BORE X 1260-MM (49.6-IN) STROKE PART OF 289-7924 CYLINDER & SEAL GP-BOOM AN ATTACHMENT 323D L




HYDRAULIC SYSTEM

CYLINDER GP
 

#SEBP43770310
 

289-7925: CYLINDER GP-BOOM

289-7925 CYLINDER GP-BOOM
S/N SDC1-UP
120-MM (4.7-IN) BORE X 1260-MM (49.6-IN) STROKE
PART OF 289-7924 CYLINDER & SEAL GP-BOOM
AN ATTACHMENT
i02654630 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7Y-5116 J [1] RING  
2. 7Y-5119 [1] RING-RETAINING  
3. 9X-3592 J [1] SEAL AS  
4. 087-5507 [1] STOP  
5. 126-2043 [1] HEAD  
6. 147-5835 M [1] LOCKNUT-SPECIAL  
7. 158-9062 [1] PISTON  
8. 165-9286 J [1] SEAL-LIP TYPE  
9. 179-9674 J [1] RING  
10. 247-8789 J [1] RING-SEAL  
11. 289-7926 [1] CYLINDER AS  
11A. 241-7379 [1] BUSHING  
12. 289-7929 [1] ROD AS  
12A. 241-7380 [1] BUSHING  
13. 170-9844 J [1] SEAL-BUFFER  
14. 087-5510 J [1] RING  
15. 095-1717 J [1] SEAL-O-RING  
16. 114-0756 [1] BUSHING  
17. 158-9063 J [2] RING  
18. 170-9860 J [1] SEAL-U-CUP  
19. 7Y-5216 M [8] BOLT-SOCKET HEAD (M20X2.5X80-MM)  
   
    AVAILABLE REPAIR KIT(S):
  247-8790 J [1] KIT-SEAL (CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP43770311
 

225-4578: CYLINDER GP-BUCKET

225-4578 CYLINDER GP-BUCKET
S/N SDC1-UP
135-MM (5.32-IN) BORE X 1156-MM (45.51-IN) STROKE
PART OF 225-4577 CYLINDER & SEAL GP-BUCKET
AN ATTACHMENT
i02302232 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7Y-4622 [1] LOCKNUT (SPECIAL)  
2. 216-0004 J [1] SEAL-U-CUP  
3. 234-4465 [1] CYLINDER AS  
3A. 235-7769 BUSHING  
4. 234-4477 [1] ROD AS  
4A. 228-5615 BUSHING  
5. 234-4482 [1] PISTON  
6. 234-4483 J [2] RING  
7. 234-4485 J [1] RING  
8. 234-4486 [1] HEAD  
9. 234-4487 J [1] RING-BACKUP  
10. 237-1934 J [1] SEAL AS  
11. 128-9260 [1] BUSHING  
12. 165-9288 J [1] SEAL-LIP TYPE  
13. 170-9846 J [1] SEAL-BUFFER  
14. 7Y-4628 J [1] RING (BACKUP)  
15. 7Y-4631 [1] RING-RETAINING  
16. 096-5382 J [1] SEAL-O-RING  
17. 7Y-5216 M [8] BOLT-SOCKET HEAD (M20X2.5X80-MM)  
   
    AVAILABLE REPAIR KIT(S):
  234-4488 J [1] KIT-SEAL (CYLINDER)(BUCKET CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP43770312
 

242-6767: CYLINDER GP-BUCKET

242-6767 CYLINDER GP-BUCKET
S/N SDC1-UP
120-MM (4.7-IN) BORE X 1104-MM (43.5-IN) STROKE
PART OF 242-6761 CYLINDER & SEAL GP-BUCKET
AN ATTACHMENT
i02408039 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7Y-5116 J [1] RING  
2. 7Y-5119 [1] RING-RETAINING  
3. 9X-3592 J [1] SEAL AS  
4. 147-5835 M [1] LOCKNUT-SPECIAL  
5. 126-2043 [1] HEAD  
6. 158-9062 [1] PISTON  
7. 165-9286 J [1] SEAL-LIP TYPE  
8. 179-9674 J [1] RING  
9. 247-8751 [1] ROD AS  
9A. 241-7382 [1] BUSHING  
10. 247-8956 [1] CYLINDER AS  
10A. 235-7769 [1] BUSHING  
11. 170-9844 J [1] SEAL-BUFFER  
12. 087-5510 J [1] RING  
13. 095-1717 J [1] SEAL-O-RING  
14. 114-0756 [1] BUSHING  
15. 158-9063 J [2] RING  
16. 170-9860 J [1] SEAL-U-CUP  
17. 7Y-5216 M [8] BOLT-SOCKET HEAD (M20X2.5X80-MM)  
   
    AVAILABLE REPAIR KIT(S):
  247-8790 [1] KIT-SEAL (CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP43770313
 

289-8004: CYLINDER GP-BUCKET

289-8004 CYLINDER GP-BUCKET
S/N SDC1-UP
135-MM (5.3-IN) BORE X 1156-MM (45.5-IN) STROKE
PART OF 289-8003 CYLINDER & SEAL GP-BUCKET
AN ATTACHMENT
i02654275 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7Y-4622 [1] LOCKNUT (SPECIAL)  
2. 216-0004 J [1] SEAL-U-CUP  
3. 289-8005 [1] CYLINDER AS  
3A. 235-7769 BUSHING  
4. 234-4477 [1] ROD AS  
4A. 228-5615 BUSHING  
5. 234-4482 [1] PISTON  
6. 234-4483 J [2] RING  
7. 234-4485 J [1] RING  
8. 234-4486 [1] HEAD  
9. 234-4487 J [1] RING-BACKUP  
10. 237-1934 J [1] SEAL AS  
11. 128-9260 [1] BUSHING  
12. 165-9288 J [1] SEAL-LIP TYPE  
13. 170-9846 J [1] SEAL-BUFFER  
14. 7Y-4628 J [1] RING (BACKUP)  
15. 7Y-4631 [1] RING-RETAINING  
16. 096-5382 J [1] SEAL-O-RING  
17. 7Y-5216 M [8] BOLT-SOCKET HEAD (M20X2.5X80-MM)  
   
    AVAILABLE REPAIR KIT(S):
  234-4488 J [1] KIT-SEAL (CYLINDER)(BUCKET CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP43770314
 

295-9396: CYLINDER GP-BUCKET

295-9396 CYLINDER GP-BUCKET
S/N SDC1-UP
100-MM (3.9-IN) BORE X 939-MM (37-IN) STROKE
PART OF 170-9803 CYLINDER & SEAL GP-BUCKET
AN ATTACHMENT
i02674173 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9X-7298 J [1] SEAL AS  
2. 099-0596 [1] HEAD  
3. 099-0600 [1] RING  
4. 099-0700 [1] RING-RETAINING  
5. 143-8023 [1] PISTON  
6. 143-8024 J [1] RING  
7. 143-8025 J [1] RING  
8. 143-8033 J [1] RING  
9. 143-8149 M [1] LOCKNUT-SPECIAL  
10. 165-9282 J [1] SEAL-LIP TYPE  
11. 170-9840 J [1] SEAL-BUFFER  
12. 170-9856 J [1] SEAL-U-CUP  
13. 170-9938 [1] CYLINDER AS  
13A. 168-0019 [1] BUSHING  
14. 295-9397 [1] ROD AS  
14A. 229-1094 [1] BUSHING  
15. 095-1625 J [1] SEAL-O-RING  
16. 096-1055 J [1] RING  
17. 099-0699 J [1] RING-BACKUP  
18. 114-0754 [1] BUSHING  
19. 6V-8467 J [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  170-9941 [1] KIT-SEAL (BUCKET CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP43770315
 

169-0329: CYLINDER GP-COUPLER

169-0329 CYLINDER GP-COUPLER
S/N SDC1-UP
60-MM (2.4-IN) BORE X 110-MM (4.3-IN) STROKE
PART OF 169-0327, 169-0701 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i03636154 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 169-3923 [1] KIT-VALVE (QUICK COUPLER)  
   
    AVAILABLE REPAIR KIT(S):
  202-7897 [1] KIT-SEAL (COUPLER CYLINDER)  
    (INCLUDES 4 SEALS, 3 O-RING SEALS, 5 BACK-UP RINGS & 1 WIPER SEAL)
 

#SEBP43770316
 

279-5614: CYLINDER GP-HYDRAULIC

279-5614 CYLINDER GP-HYDRAULIC
S/N SDC1-UP
160-MM (6.3-IN) BORE X 1050-MM (41.3-IN) STROKE
PART OF 279-8709 CYLINDER & SEAL GP-HYDRAULIC
AN ATTACHMENT
i02442598 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 279-5613 [1] CYLINDER AS  
1A. 279-5609 [1] BUSHING  
2. 106-9595 [1] STOP  
3. 103-8378 [1] RING-RETAINING  
4. 103-8379 [1] RING  
5. 7Y-4622 [1] LOCKNUT (SPECIAL)  
6. 185-0230 J [2] RING  
7. 9X-3604 J [1] SEAL AS  
8. 185-0231 J [1] RING  
9. 185-0592 [1] PISTON  
10. 6I-6784 J [1] RING-SEAL  
11. 087-5005 [1] STOP  
12. 095-1635 J [1] SEAL-O-RING  
13. 087-5550 J [1] RING-BACKUP  
14. 7Y-4631 [1] RING-RETAINING  
15. 6C-6093 [1] BUSHING  
16. 170-9846 J [1] SEAL-BUFFER  
17. 6C-6088 [1] HEAD  
18. 216-0004 J [1] SEAL-U-CUP  
19. 7Y-4628 J [1] RING (BACKUP)  
20. 165-9288 J [1] SEAL-LIP TYPE  
21. 279-5610 [1] ROD AS  
21A. 279-5609 [1] BUSHING  
22. 7Y-5239 M [8] BOLT-SOCKET HEAD (M24X3X100-MM)  
23. 095-0929 J [2] RING-RETAINING (EXTERNAL)  
   
    AVAILABLE REPAIR KIT(S):
  252-1191 J KIT-SEAL (BOOM CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP43770317
 

225-4575: CYLINDER GP-STICK

225-4575 CYLINDER GP-STICK
S/N SDC1-UP
150-MM (5.9-IN) BORE X 1646-MM (64.8-IN) STROKE
PART OF 225-4574 CYLINDER & SEAL GP-STICK
FIELD REPLACEMENT ORDER @@@@@289-7994@@@@@
AN ATTACHMENT
i02417486 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7Y-4660 [1] HEAD  
2. 7Y-4669 J [1] RING-BACKUP  
3. 7Y-4672 [1] RING-RETAINING  
4. 7Y-4695 M [1] LOCKNUT (M80X2-THD)  
5. 9X-3601 J [1] SEAL AS  
6. 188-4217 J [2] RING  
7. 188-4218 J [1] RING  
8. 234-4509 [1] CYLINDER AS  
8A. 235-7770 [1] BUSHING  
9. 242-6833 J [1] RING-SEAL  
10. 266-7839 [1] ROD AS  
10A. 235-7770 [1] BUSHING  
11. 165-9290 J [1] SEAL-LIP TYPE  
12. 170-9864 J [1] SEAL-U-CUP  
13. 188-4216 [1] PISTON  
14. 095-0929 [2] RING-RETAINING (EXTERNAL)  
15. 095-1633 J [1] SEAL-O-RING  
16. 103-8378 [1] RING-RETAINING  
17. 103-8379 [1] RING  
18. 103-8380 [1] STOP  
19. 114-0760 [1] BUSHING  
20. 128-9265 J [1] SEAL-BUFFER  
21. 7Y-4673 J [1] RING-BACKUP  
22. 7Y-4918 [1] STOP  
23. 7Y-5215 M [8] BOLT-SOCKET HEAD (M24X3X90-MM)  
   
    AVAILABLE REPAIR KIT(S):
  242-6840 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP43770318
 

242-6765: CYLINDER GP-STICK

242-6765 CYLINDER GP-STICK
S/N SDC1-UP
140-MM (5.5-IN) BORE X 1504-MM (59.2-IN) STROKE
PART OF 242-6741 CYLINDER & SEAL GP-STICK
AN ATTACHMENT
i02432058 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 087-5434 [1] HEAD  
2. 123-2060 M [1] LOCKNUT (M80X2-THD)  
3. 158-9064 [1] PISTON  
4. 158-9065 J [2] RING  
5. 179-9667 J [1] RING  
6. 216-0005 J [1] SEAL-U-CUP  
7. 247-8742 [1] CYLINDER AS  
7A. 241-7381 [1] BUSHING  
8. 247-8745 [1] ROD AS  
8A. 241-7381 [1] BUSHING  
9. 247-8791 J [1] RING-SEAL  
10. 170-9847 J [1] SEAL-BUFFER  
11. 087-5431 [1] STOP  
12. 087-5436 [1] RING-BACKUP  
13. 093-1572 [1] RING-RETAINING  
14. 095-0929 [2] RING-RETAINING (EXTERNAL)  
15. 095-1632 J [1] SEAL-O-RING  
16. 096-2665 J [1] RING-BACKUP  
17. 103-8378 [1] RING-RETAINING  
18. 103-8379 [1] RING  
19. 103-8380 [1] STOP  
20. 114-0757 [1] BUSHING  
21. 165-9289 J [1] SEAL-LIP TYPE  
22. 7Y-5215 M [8] BOLT-SOCKET HEAD (M24X3X90-MM)  
23. 9X-3598 J [1] SEAL AS  
   
    AVAILABLE REPAIR KIT(S):
  247-8792 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP43770319
 

242-6766: CYLINDER GP-STICK

242-6766 CYLINDER GP-STICK
S/N SDC1-UP
140-MM (5.5-IN) BORE X 1518-MM (59.8-IN) STROKE
PART OF 242-6754 CYLINDER & SEAL GP-STICK
AN ATTACHMENT
i02440721 SEBP4377
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Parts for your 323D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 123-2060 M [1] LOCKNUT (M80X2-THD)  
2. 158-9064 [1] PISTON  
3. 158-9065 J [2] RING  
4. 247-8747 [1] CYLINDER AS  
4A. 241-7381 [1] BUSHING  
5. 247-8793 [1] ROD AS  
5A. 241-7381 [1] BUSHING  
6. 179-9667 J [1] RING  
7. 170-9847 J [1] SEAL-BUFFER  
8. 087-5431 [1] STOP  
9. 087-5434 [1] HEAD  
10. 087-5436 J [1] RING-BACKUP  
11. 093-1572 [1] RING-RETAINING  
12. 095-0929 [2] RING-RETAINING (EXTERNAL)  
13. 095-1632 J [1] SEAL-O-RING  
14. 216-0005 J [1] SEAL-U-CUP  
15. 096-2665 J [1] RING-BACKUP  
16. 103-8378 [1] RING-RETAINING  
17. 103-8379 [1] RING  
18. 103-8380 [1] STOP  
19. 114-0757 [1] BUSHING  
20. 165-9289 J [1] SEAL-LIP TYPE  
21. 247-8791 J [1] RING-SEAL  
22. 7Y-5215 M [8] BOLT-SOCKET HEAD (M24X3X90-MM)  
23. 9X-3598 J [1] SEAL AS  
   
    AVAILABLE REPAIR KIT(S):
  247-8792 J KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

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}
Service Magazine

Caterpillar Parts SIS Catalog 323D L :

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