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340-8948 CYLINDER & LINES GP-BUCKET -CB1-FAMILY S/N HM41-UP PART OF 418-8484 LINKAGE AR-BUCKET Type 1 326D2


HYDRAULIC SYSTEM
CYLINDER GP
DRIVE GP
FILTER GP

EXCAVATOR 326D2 EXCAVATOR HM4
 326D2 L OEM HM400001-UP (MACHINE) POWERED BY C7.1 Engine M0078112 326D2 HM4   (2016)

HYDRAULIC SYSTEM

CYLINDER GP
418-5473 CYLINDER & LINES GP-BOOM
418-5474 CYLINDER & LINES GP-BOOM
340-8948 CYLINDER & LINES GP-BUCKET
CYLINDER & LINES GP-BUCKET
340-8948 CYLINDER & LINES GP-BUCKET
340-8943 CYLINDER & LINES GP-STICK
CYLINDER & SEAL GP-BOOM
418-5475 CYLINDER & SEAL GP-BOOM
CYLINDER & SEAL GP-BUCKET
340-8949 CYLINDER & SEAL GP-BUCKET
CYLINDER & SEAL GP-STICK
340-8944 CYLINDER & SEAL GP-STICK
 

#M00781120230
 

340-8948: CYLINDER & LINES GP-BUCKET

340-8948 CYLINDER & LINES GP-BUCKET -CB1-FAMILY
S/N HM41-UP
PART OF 418-8484 LINKAGE AR-BUCKET
Type 1
i04245750 M0078112
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  340-8949 Y [1] CYLINDER & SEAL GP-BUCKET  
  242-6875 Y [1] LINES GP-BUCKET CYLINDER  
  Y   SEPARATE ILLUSTRATION
 

#M00781120231
 

340-8948: CYLINDER & LINES GP-BUCKET

340-8948 CYLINDER & LINES GP-BUCKET -CB1-FAMILY
S/N HM41-UP
PART OF 418-8484 LINKAGE AR-BUCKET
Type 2
i07404225 M0078112
3408948 CYLINDER & LINES GP-BUCKET Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 559-3006 CY [1] LINES GP-BUCKET CYLINDER  
2. 340-8949 Y [1] CYLINDER & SEAL GP-BUCKET  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#M00781120232
 

340-8943: CYLINDER & LINES GP-STICK

340-8943 CYLINDER & LINES GP-STICK
S/N HM41-UP
PART OF 418-8477 BOOM AR-1 PIECE LONG
i04245737 M0078112
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  340-8944 Y [1] CYLINDER & SEAL GP-STICK  
  118-4074 Y [1] LINES GP-STICK CYLINDER  
  Y   SEPARATE ILLUSTRATION
 

#M00781120233
 

418-5475: CYLINDER & SEAL GP-BOOM

418-5475 CYLINDER & SEAL GP-BOOM
S/N HM41-UP
135-MM (5.3-IN) BORE X 1305-MM (51.4-IN) STROKE
PART OF 418-5473, 418-5474 CYLINDER & LINES GP-BOOM
i05403242 M0078112
4185475 CYLINDER & SEAL GP-BOOM Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 350-9335 [1] CYLINDER AS  
1A. 290-9181 [1] BUSHING  
2. 350-9340 [1] ROD AS  
2A. 290-9181 [1] BUSHING  
3. 234-4580 [1] HEAD  
4. 095-1720 J [1] SEAL-O-RING  
5. 234-4581 J [1] RING-BACKUP  
6. 096-4430 [1] BUSHING  
7. 7Y-4631 [1] RING-RETAINING  
8. 350-0954 J [1] SEAL-BUFFER  
9. 350-0959 J [1] SEAL-U-CUP  
10. 150-5827 J [1] RING-BACKUP  
11. 456-0194 J [1] SEAL-LIP TYPE  
12. 150-5830 J [1] RING-SEAL  
13. 274-2698 [1] STOP  
14. 234-4582 [1] PISTON  
15. 234-4586 J [2] RING  
16. 234-4585 J [2] RING  
17. 234-4583 J [1] SEAL AS  
18. 234-4584 J [2] RING-BACKUP  
19. 4B-9880 [1] BALL  
20. 096-6210 M [1] SETSCREW-SOCKET (M14X2X14-MM)  
21. 4I-3628 M [12] BOLT-SOCKET HEAD (M18X2.5X80-MM)  
22. 166-1495 [2] SEAL-LIP TYPE  
23. 7X-4803 [2] SEAL-LIP TYPE  
24. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  456-0199 J [1] KIT-SEAL (BOOM CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00781120234
 

340-8949: CYLINDER & SEAL GP-BUCKET

340-8949 CYLINDER & SEAL GP-BUCKET
S/N HM41-UP
130-MM (5.1-IN) BORE X 1156-MM (45.5-IN) STROKE
PART OF 340-8948 CYLINDER & LINES GP-BUCKET
i04245754 M0078112
3408949 CYLINDER & SEAL GP-BUCKET Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 456-0193 J [1] SEAL-LIP TYPE  
2. 105-2578 J [1] RING-BACKUP  
3. 350-0958 J [1] SEAL-U-CUP  
4. 350-0953 J [1] SEAL-BUFFER  
5. 105-2575 [1] BUSHING  
6. 093-1571 [1] RING-RETAINING  
7. 185-0194 [1] HEAD  
8. 4I-3628 M [12] BOLT-SOCKET HEAD (M18X2.5X80-MM)  
9. 095-1719 J [1] SEAL-O-RING  
10. 105-2579 J [1] RING-BACKUP  
11. 350-9342 [1] ROD AS  
11A. 240-2914 [1] BUSHING  
12. 350-9337 [1] CYLINDER AS  
12A. 284-7313 [1] BUSHING  
13. 086-1345 J [1] SEAL AS  
14. 105-2583 J [2] RING-BACKUP  
15. 247-9006 J [2] RING  
16. 086-1346 J [2] RING  
17. 259-0675 [1] PISTON  
18. 160-8759 M [1] SETSCREW-SOCKET  
19. 3D-2891 [1] BALL  
20. 166-1494 [2] SEAL-LIP TYPE  
21. 235-7679 [2] SEAL-LIP TYPE  
22. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  456-0208 J [1] KIT-SEAL (HYDRAULIC CYLINDER)(BUCKET CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00781120235
 

340-8944: CYLINDER & SEAL GP-STICK

340-8944 CYLINDER & SEAL GP-STICK
S/N HM41-UP
140-MM (5.5-IN) BORE X 1660-MM (65.4-IN) STROKE
PART OF 340-8943 CYLINDER & LINES GP-STICK
i04245749 M0078112
3408944 CYLINDER & SEAL GP-STICK Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 489-2563 [1] CYLINDER AS-HYDRAULIC  
1A. 240-2914 [1] BUSHING  
2. 350-9341 [1] ROD AS  
2A. 240-2914 [1] BUSHING  
3. 188-4181 [1] HEAD  
4. 095-1721 J [1] SEAL-O-RING  
5. 4I-3627 J [1] RING-BACKUP  
6. 096-5625 [1] BUSHING  
7. 094-1931 [1] RING-RETAINING  
8. 350-0955 J [1] SEAL-BUFFER  
9. 350-0960 J [1] SEAL-U-CUP  
10. 121-1372 J [1] RING-BACKUP  
11. 456-0195 J [1] SEAL-LIP TYPE  
12. 214-4501 J [1] RING-SEAL  
13. 4I-8869 [1] STOP  
14. 247-8873 [1] PISTON  
15. 096-1571 J [2] RING  
16. 247-8874 J [2] RING  
17. 096-1570 J [1] SEAL AS  
18. 4I-3631 J [2] RING-BACKUP  
19. 4B-9880 [1] BALL  
20. 096-6210 M [1] SETSCREW-SOCKET (M14X2X14-MM)  
21. 085-8605 [1] RING-RETAINING  
22. 194-8359 J [1] RING-SEAL  
23. 085-8604 [2] RING-RETAINING  
24. 121-1549 [1] STOP  
25. 4I-3628 M [12] BOLT-SOCKET HEAD (M18X2.5X80-MM)  
26. 166-1494 [4] SEAL-LIP TYPE  
27. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  456-0204 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00781120236
 

418-7154: DRIVE GP-SWING

418-7154 DRIVE GP-SWING -WITHOUT MOTOR
S/N HM41-UP
PART OF 479-6994 DRIVE GP-SWING
i06708776 M0078112
4187154 DRIVE GP-SWING Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-7238 [1] VALVE-SHUTOFF (HYDRAULIC OIL)  
2. 094-0611 [14] WASHER (47.3X76X1-MM THK)  
3. 114-1398 [1] GAUGE-OIL LEVEL (SWING DRIVE)  
4. 114-1399 [1] PIPE-GAUGE  
5. 191-2694 [1] SHAFT-PINION  
6. 191-2696 [1] CAGE  
7. 227-6221 [1] BREATHER AS (SWING DRIVE)  
  4H-6112 [1] BREATHER (SWING DRIVE)  
  227-6215 [1] BOSS (1/4-18-THD)  
  267-6785 [1] PIPE  
8. 296-6268 [3] BEARING AS-ROLLER  
9. 418-7160 [1] GEAR-SUN (13-TEETH, 18-TEETH)  
10. 418-7161 [1] GEAR-SUN (23-TEETH)  
11. 418-7162 [3] GEAR-PLANETARY (25-TEETH)  
12. 418-7163 [4] GEAR-PLANETARY (22-TEETH)  
13. 418-7164 [1] GEAR-RING (69-TEETH)  
14. 418-7167 [4] SHAFT  
15. 418-7196 [1] HOUSING  
16. 418-7232 [1] COVER-HOUSING  
17. 418-7233 [8] BEARING AS-ROLLER  
18. 418-7234 [1] CARRIER AS  
19. 418-7235 [1] CARRIER-PLANETARY  
20. 422-1352 [2] SPACER (49.6X69.5X6-MM THK)  
21. 422-4054 [3] RING-RETAINING  
22. 451-2182 [50] WASHER-HARD (13.5X25.5X3-MM THK)  
23. 453-3447 M [20] BOLT (M12X1.75X40-MM)  
24. 093-1730 [2] RING-RETAINING  
25. 095-0670 M [30] BOLT (M12X1.75X45-MM)  
26. 509-6676 [4] PIN-SPRING  
27. 096-2653 [1] RING-RETAINING  
28. 135-9044 [2] SEAL-LIP TYPE  
29. 136-2904 [1] BEARING  
30. 136-2940 [1] BEARING  
31. 191-2697 [1] SPACER (110X140X90.1-MM THK)  
32. 3K-0360 [1] SEAL-O-RING  
33. 8J-8879 [1] SEAL-O-RING  
   
  1U-8846 BF SEALANT-GASKET  
  B   USE AS REQUIRED
  F   NOT SHOWN
  M   METRIC PART
 

#M00781120237
 

479-6994: DRIVE GP-SWING

479-6994 DRIVE GP-SWING -WITH MOTOR
S/N HM41-UP
PART OF 199-4593 POWER TRAIN AR
i06982578 M0078112
4796994 DRIVE GP-SWING Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 418-7154 Y [1] DRIVE GP-SWING (WITHOUT MOTOR)  
2. 482-3608 Y [1] MOTOR & MTG GP-SWING  
  Y   SEPARATE ILLUSTRATION
 

#M00781120238
 

199-4695: FASTENER GP-SWING & FINAL DR

199-4695 FASTENER GP-SWING & FINAL DR
S/N HM41-UP
PART OF 199-4593 POWER TRAIN AR
i01834725 M0078112
1994695 FASTENER GP-SWING & FINAL DR Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-3878 M [40] BOLT (M20X2.5X160-MM)  
2. 461-3882 M [16] BOLT (M24X3X70-MM)  
3. 8T-3282 [40] WASHER-HARD (22X35X3.5-MM THK)  
4. 6V-8237 [16] WASHER (26X44X4-MM THK)  
5. 096-4755 [1] PIN  
6. 5D-1026 [1] CLAMP-BAND  
7. 2B-7561 [2] CORK  
8. 5P-0767 E HOSE (90-CM)  
   
  1U-8846 BF SEALANT-GASKET  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  F   NOT SHOWN
  M   METRIC PART
 

#M00781120239
 

158-8987: FILTER & VALVE GP-PILOT

158-8987 FILTER & VALVE GP-PILOT -HYDRAULIC OIL
S/N HM41-UP
PART OF 458-3760 TANK & FILTER GP-HYDRAULIC
i01256862 M0078112
1588987 FILTER & VALVE GP-PILOT Parts scheme
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Parts for your 326D2 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-8670 [1] FILTER-OIL (ADVANCED EFFICIENCY)(HYDRAULIC, PILOT)  
2. 215-4909 [1] VALVE GP-PILOT RELIEF (HYDRAULIC FILTER)  
2A. 095-1584 [1] SEAL-O-RING  
2B. 095-1590 [1] SEAL-O-RING  
2C. 095-1596 [1] SEAL-O-RING  
 

Information:

Caterpillar Parts SIS Catalog 326D2 :

418-5474 CYLINDER & LINES GP-BOOM
418-5473 CYLINDER & LINES GP-BOOM
COUPLING GP-PUMP
339-6855 COUPLING GP-PUMP
BLOCK GP-HYDRAULIC
173-3503 BLOCK GP-HYDRAULIC
ACTUATOR GP-PUMP
420-8791 ACTUATOR GP-PUMP
ACTUATOR GP-PUMP
420-8790 ACTUATOR GP-PUMP
ACCUMULATOR GP-HYDRAULIC
7Y-4444 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
5I-8416 ACCUMULATOR GP-HYDRAULIC
CYLINDER & LINES GP-BUCKET
340-8948 CYLINDER & LINES GP-BUCKET
340-8943 CYLINDER & LINES GP-STICK
CYLINDER & SEAL GP-BOOM
418-5475 CYLINDER & SEAL GP-BOOM
CYLINDER & SEAL GP-BUCKET
340-8949 CYLINDER & SEAL GP-BUCKET
CYLINDER & SEAL GP-STICK
340-8944 CYLINDER & SEAL GP-STICK
DRIVE GP-SWING
418-7154 DRIVE GP-SWING
DRIVE GP-SWING
479-6994 DRIVE GP-SWING
FASTENER GP-SWING & FINAL DR
199-4695 FASTENER GP-SWING & FINAL DR
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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