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341-5501 LINES GP-BOOM -REACH S/N DFG1-UP; SHX1-UP; NAZ1-UP PART OF 338-9891, 338-9892, 347-3367, 347-3368, 347-3369 BOOM AR-REACH AN ATTACHMENT 320E LN


HYDRAULIC SYSTEM
LINES GP-BOOM

EXCAVATOR 320E LN EXCAVATOR DFG
 320E, 320E L & 320E LN Excavators DFG00001-UP (MACHINE) POWERED BY C6.6 Engine SEBP5645 320E LN DFG   (2011)

HYDRAULIC SYSTEM

LINES GP-BOOM
341-2793 CYLINDER & LINES GP-BOOM
367-9451 CYLINDER & LINES GP-BOOM
LINES GP-BOOM
341-5501 LINES GP-BOOM
LINES GP-BOOM
344-4312 LINES GP-BOOM
LINES GP-BOOM
344-4312 LINES GP-BOOM
LINES GP-BOOM
344-4312 LINES GP-BOOM
 

#SEBP56450870
 

341-5501: LINES GP-BOOM

341-5501 LINES GP-BOOM -REACH
S/N DFG1-UP; SHX1-UP; NAZ1-UP
PART OF 338-9891, 338-9892, 347-3367, 347-3368, 347-3369 BOOM AR-REACH
AN ATTACHMENT
i04411049 SEBP5645
3415501 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-1674 [6] CLIP  
2. 4I-1676 [6] CLIP  
3. 7Y-4868 [8] CLIP  
4. 193-6606 [1] PLATE  
5. 202-6996 I [1] HOSE AS  
6. 260-8316 I [1] HOSE AS  
7. 347-6161 [1] TUBE AS  
8. 347-6162 [1] TUBE AS  
9. 347-6163 [1] TUBE AS  
10. 347-6165 [1] TUBE AS  
11. 373-9972 [1] TUBE AS  
12. 373-9973 [1] TUBE AS  
13. 1P-3703 [3] SEAL-RECTANGULAR  
14. 6V-0400 [4] FLANGE-HALF  
15. 6V-9746 [6] SEAL-O-RING  
16. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
17. 8T-4139 M [18] BOLT (M12X1.75X30-MM)  
18. 8T-4184 M [8] BOLT (M12X1.75X45-MM)  
19. 8T-4194 M [2] BOLT (M12X1.75X50-MM)  
20. 8T-4196 M [4] BOLT (M10X1.5X35-MM)  
21. 8T-4223 [28] WASHER-HARD (13.5X25.5X3-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP56450871
 

344-4312: LINES GP-BOOM

344-4312 LINES GP-BOOM -REACH, STICK LOAD CONTROL
S/N DFG1-UP; SHX1-UP; NAZ1-UP
PART OF 337-8500, 337-8501 VALVE AR-CHECK & RELIEF
Type 1
AN ATTACHMENT
i04418044 SEBP5645
3444312 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-5997 I [1] HOSE AS  
2. 4I-9523 [2] BAND-MARKER (BLUE, L3)  
3. 133-5813 [2] BAND-MARKER (GRAY, P)  
4. 153-8800 [1] PLATE  
5. 342-5487 [1] PLATE  
6. 344-4487 I [1] HOSE AS  
7. 352-6772 [3] CLIP AS  
8. 354-3738 I [2] HOSE AS  
9. 420-7255 [1] TUBE AS  
10. 148-8457 [1] UNION AS (STRAIGHT)  
  6V-8398 [2] SEAL-O-RING  
  6V-8995 [1] UNION (STRAIGHT)  
11. 149-5452 [2] UNION AS (STRAIGHT)  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-8994 [1] UNION (STRAIGHT)  
12. 5Q-4213 [3] CLIP  
13. 6V-8398 [2] SEAL-O-RING  
14. 6V-9168 [2] NUT (11/16-16-THD)  
15. 6V-9169 [1] NUT (13/16-16-THD)  
16. 7K-1181 [8] STRAP-CABLE  
17. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
18. 8T-4223 [8] WASHER-HARD (13.5X25.5X3-MM THK)  
19. 8T-4648 M [2] BOLT (M12X1.75X70-MM)  
20. 8T-5092 JM [2] BOLT (M12X1.75X150-MM)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  J   WHEN USED WITH MEDIUM PRESSURE LINES
  M   METRIC PART
 

#SEBP56450872
 

344-4312: LINES GP-BOOM

344-4312 LINES GP-BOOM -REACH, STICK LOAD CONTROL
S/N DFG1-UP; SHX1-UP; NAZ1-UP
PART OF 337-8500, 337-8501 VALVE AR-CHECK & RELIEF
Type 2
AN ATTACHMENT
i06785090 SEBP5645
3444312 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 500-5551 CI [1] HOSE AS  
2. 4I-9523 [2] BAND-MARKER (BLUE, L3)  
3. 133-5813 [2] BAND-MARKER (GRAY, P)  
4. 153-8800 [1] PLATE  
5. 342-5487 [1] PLATE  
6. 493-9726 CI [1] HOSE AS  
7. 352-6772 [3] CLIP AS  
8. 354-3738 I [2] HOSE AS  
9. 420-7255 [1] TUBE AS  
10. 148-8457 [1] UNION AS (STRAIGHT)  
  6V-8398 [2] SEAL-O-RING  
  6V-8995 [1] UNION (STRAIGHT)  
11. 149-5452 [2] UNION AS (STRAIGHT)  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-8994 [1] UNION (STRAIGHT)  
12. 5Q-4213 [3] CLIP  
13. 6V-8398 [2] SEAL-O-RING  
14. 6V-9168 [2] NUT (11/16-16-THD)  
15. 6V-9169 [1] NUT (13/16-16-THD)  
16. 7K-1181 [8] STRAP-CABLE  
17. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
18. 8T-4223 [8] WASHER-HARD (13.5X25.5X3-MM THK)  
19. 8T-4648 M [2] BOLT (M12X1.75X70-MM)  
20. 8T-5092 JM [2] BOLT (M12X1.75X150-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  J   WHEN USED WITH MEDIUM PRESSURE LINES
  M   METRIC PART
 

#SEBP56450873
 

344-4312: LINES GP-BOOM

344-4312 LINES GP-BOOM -REACH, STICK LOAD CONTROL
S/N DFG1-UP; SHX1-UP; NAZ1-UP
PART OF 337-8500, 337-8501 VALVE AR-CHECK & RELIEF
Type 3
AN ATTACHMENT
i07527744 SEBP5645
3444312 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-1293 C [1] LOCKNUT (1-3/16-12-THD)  
2. 4I-1674 C [4] CLIP  
3. 4I-9523 [2] BAND-MARKER (BLUE, L3)  
4. 6V-9746 C [2] SEAL-O-RING  
5. 7K-1181 [8] STRAP-CABLE  
6. 8T-4244 CM [5] NUT (M12X1.75-THD)  
7. 8T-4648 M [2] BOLT (M12X1.75X70-MM)  
8. 9X-6580 C [1] NUT (1-3/16-12-THD)  
9. 133-5813 [2] BAND-MARKER (GRAY, P)  
10. 148-8455 C [1] UNION AS  
  6V-8997 [1] UNION  
  6V-9746 [2] SEAL-O-RING  
11. 149-5452 [2] UNION AS (STRAIGHT)  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-8994 [1] UNION (STRAIGHT)  
12. 153-8800 [1] PLATE  
13. 136-2803 C [2] CLIP  
14. 148-8418 C [1] REDUCER AS  
  6V-8398 [1] SEAL-O-RING  
  6V-8942 [1] REDUCER-O-RING  
15. 151-1846 CI [1] HOSE AS  
16. 286-6410 CI [1] HOSE AS  
17. 354-3738 I [2] HOSE AS  
18. 533-3595 C [1] PLATE  
19. 538-6791 C [1] TUBE AS  
20. 6V-9168 [2] NUT (11/16-16-THD)  
21. 8T-4139 CM [5] BOLT (M12X1.75X30-MM)  
22. 8T-4223 C [7] WASHER-HARD (13.5X25.5X3-MM THK)  
23. 8T-5092 JM [2] BOLT (M12X1.75X150-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  J   USED WITH AUXILIARY HYDRAULIC LINES GROUP (MEDIUM PRESSURE)
  M   METRIC PART
 

#SEBP56450874
 

350-4135: LINES GP-BOOM

350-4135 LINES GP-BOOM
S/N NAZ1-UP
PART OF 359-8731 BOOM AR
FOR USE WITH 8.85-M (29-FT) BOOM
AN ATTACHMENT
i04502469 SEBP5645
3504135 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-1674 [12] CLIP  
2. 4I-1676 [14] CLIP  
3. 4I-8789 [1] VALVE-CHECK  
4. 268-7048 [1] TUBE AS  
5. 268-7238 [1] TUBE AS  
6. 268-7240 [1] TUBE AS  
7. 344-4419 [1] TUBE AS  
8. 352-6652 [1] TUBE AS  
9. 359-8784 I [1] HOSE AS  
10. 368-1691 [1] TUBE AS  
11. 371-3068 [1] TUBE AS  
12. 371-3069 I [1] HOSE AS  
13. 148-8335 [1] CONNECTOR AS  
  5K-9090 [1] SEAL-O-RING  
  6V-8635 [1] CONNECTOR  
  7M-8485 [1] SEAL-O-RING  
14. 1P-3703 [2] SEAL-RECTANGULAR  
15. 5K-9090 [2] SEAL-O-RING  
16. 6V-0400 [4] FLANGE-HALF  
17. 6V-9746 [6] SEAL-O-RING  
18. 7M-8485 [1] SEAL-O-RING  
19. 7Y-4868 [12] CLIP  
20. 8T-4139 M [38] BOLT (M12X1.75X30-MM)  
21. 8T-4184 M [8] BOLT (M12X1.75X45-MM)  
22. 8T-4223 [46] WASHER-HARD (13.5X25.5X3-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP56450875
 

355-7873: LINES GP-BOOM

355-7873 LINES GP-BOOM -STUB
S/N DFG1-UP; NAZ1-UP
VARIABLE ADJUSTABLE
PART OF 350-4192 BOOM AR
AN ATTACHMENT
i04533732 SEBP5645
3557873 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-1676 [2] CLIP  
2. 108-7351 I [1] HOSE AS  
3. 157-9338 [2] PLATE  
4. 173-7895 [2] CLIP  
5. 173-7916 [4] CLAMP-HALF  
6. 253-6276 [1] PLATE  
7. 294-6259 [2] PLATE  
8. 298-7137 M [8] BOLT (M16X2X50-MM)  
9. 335-5024 I [1] HOSE AS  
10. 344-4608 I [1] HOSE AS  
11. 366-0943 [1] TUBE AS  
12. 366-0944 [1] TUBE AS  
13. 366-0946 [1] TUBE AS  
14. 366-0947 [1] TUBE AS  
15. 366-0948 [1] TUBE AS  
16. 367-1480 [1] STOP AS  
17. 368-1562 [1] SUPPORT AS  
18. 377-3401 [1] TUBE AS  
19. 381-6000 [1] SUPPORT AS  
20. 381-6002 [1] SUPPORT AS  
21. 381-6069 [1] SUPPORT AS  
22. 1P-3703 [2] SEAL-RECTANGULAR  
23. 1P-3704 [2] SEAL-RECTANGULAR  
24. 1P-5767 [4] FLANGE-HALF  
25. 4I-1674 [2] CLIP  
26. 5K-9090 [1] SEAL-O-RING  
27. 5P-7468 [2] CLIP (SLOT)  
28. 5P-7469 [2] CLIP (TAB)  
29. 5P-8444 [2] GROMMET (37-MM ID)  
30. 6V-0400 [4] FLANGE-HALF  
31. 6V-9746 [4] SEAL-O-RING  
32. 7X-2550 M [4] BOLT (M12X1.75X110-MM)  
33. 7Y-3732 [4] CLIP  
34. 7Y-4538 [4] CLAMP-HALF  
35. 7Y-4868 [10] CLIP  
36. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
38. 8T-4194 M [12] BOLT (M12X1.75X50-MM)  
39. 8T-4223 [34] WASHER-HARD (13.5X25.5X3-MM THK)  
40. 8T-4910 M [4] BOLT (M12X1.75X60-MM)  
41. 8T-4956 M [6] BOLT (M12X1.75X35-MM)  
42. 8T-5412 M [2] BOLT (M12X1.75X140-MM)  
43. 451-2175 [8] WASHER-HARD (17.5X30X3.5-MM THK)  
44. 352-9532 B [4] SHIM (0.5-MM THK)  
45. 352-9533 B [4] SHIM (1-MM THK)  
46. 352-9534 B [4] SHIM (2-MM THK)  
  B   USE AS REQUIRED
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP56450876
 

355-7874: LINES GP-BOOM

355-7874 LINES GP-BOOM -FORE
S/N DFG1-UP; NAZ1-UP
PART OF 350-4192 BOOM AR
AN ATTACHMENT
i04533689 SEBP5645
3557874 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-5556 I [1] HOSE AS  
2. 7Y-5955 I [1] HOSE AS  
3. 127-6823 I [1] HOSE AS  
4. 153-8798 [1] PLATE  
5. 173-7916 [6] CLAMP-HALF  
6. 193-6606 [1] PLATE  
7. 227-6964 I [1] HOSE AS  
8. 262-3523 [4] PLATE  
9. 350-7367 I [1] HOSE AS  
10. 366-0858 [1] TUBE AS  
11. 372-9856 [1] PLATE  
12. 374-0095 I [1] HOSE AS  
13. 377-3398 [1] TUBE AS  
14. 377-3399 [1] TUBE AS  
15. 377-3400 [1] TUBE AS  
16. 1P-3703 [4] SEAL-RECTANGULAR  
17. 1P-3704 [2] SEAL-RECTANGULAR  
18. 1P-5767 [4] FLANGE-HALF  
19. 6V-0400 [8] FLANGE-HALF  
20. 6V-9746 [2] SEAL-O-RING  
21. 7Y-4538 [6] CLAMP-HALF  
22. 7Y-4868 [12] CLIP  
23. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
24. 8T-4194 M [16] BOLT (M12X1.75X50-MM)  
25. 8T-4223 [32] WASHER-HARD (13.5X25.5X3-MM THK)  
26. 8T-4910 M [10] BOLT (M12X1.75X60-MM)  
27. 8T-4956 M [2] BOLT (M12X1.75X35-MM)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP56450877
 

355-7875: LINES GP-BOOM

355-7875 LINES GP-BOOM -STUB
S/N DFG1-UP; NAZ1-UP
STICK LOAD CONTROL VALVE
PART OF 350-4192 BOOM AR
Type 1
AN ATTACHMENT
i04533755 SEBP5645
3557875 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-1181 [12] STRAP-CABLE  
2. 202-3765 [1] PLATE  
3. 302-9729 I [2] HOSE AS  
4. 323-0699 [1] BRACKET  
5. 342-5487 [1] PLATE  
6. 363-2373 I [1] HOSE AS  
7. 148-8427 [1] TEE AS  
  6V-8398 [3] SEAL-O-RING  
  8T-6895 [1] TEE-UNION  
8. 148-8457 [1] UNION AS (STRAIGHT)  
  6V-8398 [2] SEAL-O-RING  
  6V-8995 [1] UNION (STRAIGHT)  
9. 149-5452 [4] UNION AS (STRAIGHT)  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-8994 [1] UNION (STRAIGHT)  
10. 6V-9168 [4] NUT (11/16-16-THD)  
11. 6V-9169 [2] NUT (13/16-16-THD)  
12. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
13. 8T-5092 M [2] BOLT (M12X1.75X150-MM)  
14. 8T-5412 M [2] BOLT (M12X1.75X140-MM)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP56450878
 

355-7875: LINES GP-BOOM

355-7875 LINES GP-BOOM -STUB
S/N DFG1-UP; NAZ1-UP
STICK LOAD CONTROL VALVE
PART OF 350-4192 BOOM AR
Type 2
AN ATTACHMENT
i06891959 SEBP5645
3557875 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-1181 C [8] STRAP-CABLE  
2. 202-3765 [1] PLATE  
3. 262-3522 C [1] PLATE  
4. 302-9729 I [2] HOSE AS  
5. 342-5487 [1] PLATE  
6. 519-7540 C [1] TUBE AS  
7. 519-7543 C [1] BRACKET  
8. 148-8427 [1] TEE AS  
  6V-8398 [3] SEAL-O-RING  
  8T-6895 [1] TEE-UNION  
9. 149-5452 [4] UNION AS (STRAIGHT)  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-8994 [1] UNION (STRAIGHT)  
10. 5Q-4212 C [4] CLIP  
11. 6V-8398 C [1] SEAL-O-RING  
12. 6V-9168 [4] NUT (11/16-16-THD)  
13. 6V-9169 C [1] NUT (13/16-16-THD)  
14. 8T-4139 CM [2] BOLT (M12X1.75X30-MM)  
15. 8T-4223 C [8] WASHER-HARD (13.5X25.5X3-MM THK)  
16. 8T-4648 CM [2] BOLT (M12X1.75X70-MM)  
17. 8T-5092 M [2] BOLT (M12X1.75X150-MM)  
18. 8T-5412 M [2] BOLT (M12X1.75X140-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP56450879
 

366-0844: LINES GP-BOOM

366-0844 LINES GP-BOOM -FORE
S/N DFG1-UP; NAZ1-UP
STICK LOAD CONTROL
PART OF 350-4192 BOOM AR
AN ATTACHMENT
i04533728 SEBP5645
3660844 LINES GP-BOOM Parts scheme
  For full view, you need register

Parts for your 320E LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 423-2875 I [2] HOSE AS  
2. 423-2877 I [1] HOSE AS  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

Information:

Caterpillar Parts SIS Catalog 320E LN :

LINES GP-AUXILIARY HYDRAULIC
488-7874 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
372-9861 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
359-8835 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
356-8119 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
356-8119 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
356-8119 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
356-8118 LINES GP-AUXILIARY HYDRAULIC
LINES GP-AUXILIARY HYDRAULIC
356-8118 LINES GP-AUXILIARY HYDRAULIC
LINES GP-BOOM
344-4312 LINES GP-BOOM
LINES GP-BOOM
344-4312 LINES GP-BOOM
LINES GP-BOOM
344-4312 LINES GP-BOOM
LINES GP-BOOM
350-4135 LINES GP-BOOM
LINES GP-BOOM
355-7873 LINES GP-BOOM
LINES GP-BOOM
355-7874 LINES GP-BOOM
LINES GP-BOOM
355-7875 LINES GP-BOOM
LINES GP-BOOM
355-7875 LINES GP-BOOM

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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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