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538-2241 HYDRAULIC AR S/N NDJ1-UP; RBW1-UP PART OF 535-7079, 535-7080 COMMON AR 325F EXCAVATOR




HYDRAULIC SYSTEM

HYDRAULIC GP
 

#M00860170490
 

538-2241: HYDRAULIC AR

538-2241 HYDRAULIC AR
S/N NDJ1-UP; RBW1-UP
PART OF 535-7079, 535-7080 COMMON AR
i07606743 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  451-5222 Y [1] LINES GP-FRONT  
  451-5221 Y [1] LINES GP-HYDRAULIC OIL COOLER  
  451-5225 Y [1] LINES GP-PILOT (CONTROL VALVE)  
  498-5723 Y [1] LINES GP-PILOT (CAB)  
  536-9521 Y [1] LINES GP-PILOT (CONTROL VALVE)  
  536-9522 Y [1] LINES GP-PILOT (PUMP)  
  536-9520 Y [1] LINES GP-PUMP  
  451-5219 Y [1] LINES GP-RETURN (REAR)  
  341-5426 Y [1] LINES GP-TRAVEL MOTOR (LONG UNDERCARRIAGE)  
    -OR-
  536-9464 Y [1] LINES GP-TRAVEL MOTOR (LONG UNDERCARRIAGE)  
  533-6370 Y [1] PUMP & MTG GP-MAIN HYDRAULIC  
  349-4098 Y [1] SWIVEL & MOUNTING GP  
  536-9527 Y [1] TANK & MTG GP-HYDRAULIC  
  451-5228 Y [1] VALVE & MTG GP-MAIN CONTROL  
  Y   SEPARATE ILLUSTRATION
 

#M00860170491
 

343-8342: KIT-HYDRAULIC LINES

343-8342 KIT-HYDRAULIC LINES -QUICK COUPLER
S/N NDJ1-UP
PART OF 543-2024 CONTROL AR-COUPLER
i03947529 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-9521 [4] BAND-MARKER (RED, L1)  
2. 4I-9522 [4] BAND-MARKER (YELLOW, L2)  
3. 4V-0611 [8] CLAMP  
4. 4V-0612 [4] PLATE  
5. 4V-0969 [4] PLATE AS  
6. 7K-1181 [20] STRAP-CABLE  
7. 196-9994 [3] UNION AS  
    (EACH INCLUDES)
  4J-5477 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8736 [1] UNION  
8. 343-8343 I [2] HOSE AS  
9. 344-6276 I [2] HOSE AS  
10. 323-6157 [2] COUPLING AS-PERMANENT  
11. 164-5570 [5] UNION AS  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-8730 [1] UNION (FACE SEAL)  
12. 1B-9575 [4] BOLT (5/16-18X1.56-IN)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

#M00860170492
 

237-3184: LINES GP-AUXILIARY HYDRAULIC

237-3184 LINES GP-AUXILIARY HYDRAULIC -STICK, HIGH PRESSURE
S/N RBW1-UP
2.4-M TO 2.5-M (7.9-FT TO 8.2-FT) STICK
i04924431 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 127-6780 [1] TUBE AS  
2. 142-6582 [1] TUBE AS  
3. 173-7916 [4] CLAMP-HALF  
4. 253-6694 I [1] HOSE AS  
5. 253-6697 I [1] HOSE AS  
6. 389-2407 CY [2] VALVE GP-MANUAL (AUXILIARY, SHUTOFF, 2-WAY FLOW)  
7. 1P-3703 [3] SEAL-RECTANGULAR  
8. 1P-3704 [3] SEAL-RECTANGULAR  
9. 1P-5767 [4] FLANGE-HALF  
10. 6V-0400 [4] FLANGE-HALF  
11. 7Y-4538 [4] CLAMP-HALF  
12. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
13. 8T-4139 M [12] BOLT (M12X1.75X30-MM)  
15. 8T-4184 M [8] BOLT (M12X1.75X45-MM)  
16. 8T-4194 M [8] BOLT (M12X1.75X50-MM)  
17. 8T-4223 [24] WASHER-HARD (13.5X25.5X3-MM THK)  
18. 8T-4956 M [4] BOLT (M12X1.75X35-MM)  
19. 8T-6685 M [4] BOLT (M10X1.5X110-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00860170493
 

356-8117: LINES GP-AUXILIARY HYDRAULIC

356-8117 LINES GP-AUXILIARY HYDRAULIC -STICK, HIGH PRESSURE
S/N NDJ1-UP; RBW1-UP
PART OF 541-7322, 541-7323, 541-7324, 541-7327, 541-7328, 541-7383, 541-7384, 541-7385, 541-7388, 541-7389, 546-3499, 546-3528, 572-1537, 572-1538, 572-1539, 572-1542, 572-1543 DISTRIBUTION AR
FOR USE WITH 2.92-M (9.6-FT) STICK
i04934720 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 253-6445 I [1] HOSE AS  
2. 253-6453 [1] TUBE AS  
3. 253-6454 [1] TUBE AS  
4. 5I-8510 I [1] HOSE AS  
5. 389-2407 Y [2] VALVE GP-MANUAL (AUXILIARY, SHUTOFF, 2-WAY FLOW)  
6. 173-7916 [4] CLAMP-HALF  
7. 1P-3703 [3] SEAL-RECTANGULAR  
8. 1P-3704 C [5] SEAL-RECTANGULAR  
9. 1P-5767 C [8] FLANGE-HALF  
10. 5P-0048 C [2] COVER  
11. 6V-0400 [4] FLANGE-HALF  
12. 7Y-4538 [4] CLAMP-HALF  
13. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
14. 8T-4139 M [12] BOLT (M12X1.75X30-MM)  
15. 8T-4184 M [16] BOLT (M12X1.75X45-MM)  
16. 8T-4194 CM [8] BOLT (M12X1.75X50-MM)  
17. 8T-4223 C [32] WASHER-HARD (13.5X25.5X3-MM THK)  
18. 8T-4956 M [4] BOLT (M12X1.75X35-MM)  
19. 8T-6685 M [4] BOLT (M10X1.5X110-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00860170494
 

359-8835: LINES GP-AUXILIARY HYDRAULIC

359-8835 LINES GP-AUXILIARY HYDRAULIC -FOREBOOM, MEDIUM PRESSURE
S/N RBW1-UP
PART OF 452-0163 BOOM AR
i04533714 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 149-1738 [8] CLIP  
2. 294-3794 [2] CLIP AS  
3. 294-3795 [2] CLIP AS  
4. 294-3796 [1] PLATE  
5. 294-3797 [1] PLATE  
6. 366-0850 [1] TUBE AS  
7. 366-0851 [1] TUBE AS  
8. 376-6288 I [2] HOSE AS  
9. 6V-8398 [4] SEAL-O-RING  
10. 8T-4139 M [8] BOLT (M12X1.75X30-MM)  
11. 8T-4184 M [4] BOLT (M12X1.75X45-MM)  
12. 8T-4194 M [4] BOLT (M12X1.75X50-MM)  
13. 8T-4223 [16] WASHER-HARD (13.5X25.5X3-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#M00860170495
 

372-9861: LINES GP-AUXILIARY HYDRAULIC

372-9861 LINES GP-AUXILIARY HYDRAULIC -STICK, MEDIUM PRESSURE
S/N NDJ1-UP; RBW1-UP
PART OF 541-7323, 541-7324, 541-7384, 541-7385, 546-3499, 572-1538, 572-1539 DISTRIBUTION AR
FOR USE WITH 2.95-M (9.7-FT) STICK
i04281176 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6C-6760 [2] MANIFOLD  
2. 149-1738 [8] CLIP  
3. 187-9977 [2] PLATE  
4. 187-9978 [2] SUPPORT AS  
5. 187-9981 [2] SUPPORT AS  
6. 250-1440 [2] ADAPTER AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  7X-3164 [1] ADAPTER-SWIVEL  
7. 253-6455 [2] TUBE AS  
8. 372-9716 I [2] HOSE AS  
9. 6V-8398 [4] SEAL-O-RING  
10. 7X-2543 M [4] BOLT (M10X1.5X120-MM)  
11. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
12. 8T-4139 M [8] BOLT (M12X1.75X30-MM)  
13. 8T-4183 M [8] BOLT (M12X1.75X40-MM)  
14. 8T-4185 M [4] BOLT (M10X1.5X50-MM)  
15. 8T-4223 [16] WASHER-HARD (13.5X25.5X3-MM THK)  
16. 8T-4136 JM [4] BOLT (M10X1.5X25-MM)  
17. 8T-4139 JM [8] BOLT (M12X1.75X30-MM)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  J   WHEN USED WITHOUT AUXILIARY HYDRAULIC LINES GROUP (HIGH PRESSURE)
  M   METRIC PART
 

#M00860170496
 

451-7495: LINES GP-AUXILIARY HYDRAULIC

451-7495 LINES GP-AUXILIARY HYDRAULIC -STUB, MEDIUM PRESSURE
S/N RBW1-UP
PART OF 452-0163 BOOM AR
i06265877 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 149-1738 [4] CLIP  
2. 184-9404 [2] CLIP  
3. 288-7713 [1] SUPPORT AS  
4. 335-5112 [2] SUPPORT AS  
5. 477-9700 [1] TUBE AS  
6. 477-9701 [1] TUBE AS  
7. 6V-8398 [4] SEAL-O-RING  
8. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
9. 8T-4223 [11] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 8T-4956 M [1] BOLT (M12X1.75X35-MM)  
11. 8T-5092 M [4] BOLT (M12X1.75X150-MM)  
  M   METRIC PART
 

#M00860170497
 

451-7537: LINES GP-AUXILIARY HYDRAULIC

451-7537 LINES GP-AUXILIARY HYDRAULIC -CMB FCTN, ELEC CONT, ELEC RLF
S/N NDJ1-UP; RBW1-UP
PART OF 541-7322, 541-7323, 541-7327, 541-7383, 541-7384, 541-7388, 572-1538, 572-1542 DISTRIBUTION AR
Type 1
i07282076 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3V-9744 [2] SPACER  
2. 8J-6875 Y [1] VALVE GP-SHUTTLE (WORK TOOL)  
3. 528-9915 C [2] PLATE  
4. 153-8798 [1] PLATE  
5. 221-4624 I [1] HOSE AS  
6. 268-6835 [1] PLATE  
7. 297-0265 Y [1] VALVE GP-SOLENOID & RELIEF (1-WAY, 2-WAY FLOW)  
8. 527-9526 I [1] HOSE AS  
9. 323-7942 Y [1] VALVE GP-SOLENOID & RELIEF (1-WAY, 2-WAY FLOW)  
10. 338-6971 Y [1] SENSOR GP-PRESSURE (HYDRAULIC OIL)(BOOM)  
11. 352-7063 [4] CAP  
12. 352-7064 [2] CAP  
13. 355-7908 [1] BLOCK  
14. 363-2557 [1] SUPPORT AS  
15. 371-3085 [1] TUBE AS  
16. 371-3091 [1] TUBE AS  
17. 372-9856 [1] PLATE  
18. 379-4626 [1] PLATE  
19. 453-6830 [1] TUBE AS  
20. 453-6832 [1] PLATE AS  
  8T-3597 M [4] NUT-WELD (M12X1.75-THD)  
  7T-1099 [2] LINK  
21. 453-6833 [1] PLATE  
22. 561-7670 I [1] HOSE AS  
23. 455-2838 I [1] HOSE AS  
24. 105-3483 M [8] BOLT-SOCKET HEAD (M10X1.5X70-MM)  
25. 108-7550 [2] CLIP  
26. 148-8336 [1] CONNECTOR AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8636 [1] CONNECTOR  
27. 148-8353 [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-9001 [1] ELBOW  
28. 148-8367 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-9850 [1] ELBOW  
29. 164-4180 [1] PLUG AS  
  7M-8485 [1] SEAL-O-RING  
  9S-4181 [1] PLUG (1-5/16-12-THD)  
30. 164-5605 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  8T-0076 [1] CONNECTOR  
31. 164-6874 [1] FITTING AS-ELBOW (QUICK DISCONNECT, MALE)  
  3J-1907 [1] SEAL-O-RING  
  085-7356 [1] FITTING  
32. 1P-3703 [5] SEAL-RECTANGULAR  
33. 1P-3704 [2] SEAL-RECTANGULAR  
34. 1P-5767 [4] FLANGE-HALF  
35. 4J-0522 [2] SEAL-O-RING  
36. 5P-0047 [1] COVER  
37. 5P-0048 [1] COVER  
38. 6V-0400 [8] FLANGE-HALF  
39. 453-2838 M [4] BOLT (M16X2X70-MM)  
40. 7Y-4538 [16] CLAMP-HALF  
41. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
42. 8T-4648 CM [4] BOLT (M12X1.75X70-MM)  
43. 8T-4184 M [24] BOLT (M12X1.75X45-MM)  
44. 8T-4192 M [4] BOLT (M12X1.75X25-MM)  
45. 8T-4194 M [8] BOLT (M12X1.75X50-MM)  
46. 8T-4223 [60] WASHER-HARD (13.5X25.5X3-MM THK)  
47. 8T-4244 M [2] NUT (M12X1.75-THD)  
48. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
49. 8T-6466 M [4] BOLT (M10X1.5X60-MM)  
50. 8T-7930 M [2] BOLT (M12X1.75X160-MM)  
51. 9X-2480 M [2] BOLT (M6X1X45-MM)  
52. 9X-8256 [2] WASHER (6.6X12X2-MM THK)  
53. 451-2175 [4] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00860170498
 

451-7537: LINES GP-AUXILIARY HYDRAULIC

451-7537 LINES GP-AUXILIARY HYDRAULIC -CMB FCTN, ELEC CONT, ELEC RLF
S/N NDJ1-UP; RBW1-UP
PART OF 541-7322, 541-7323, 541-7327, 541-7383, 541-7384, 541-7388, 572-1537, 572-1538, 572-1542 DISTRIBUTION AR
Type 2
i07676174 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3V-9744 [2] SPACER  
2. 8J-6875 Y [1] VALVE GP-SHUTTLE (WORK TOOL)  
3. 528-9915 [2] PLATE  
4. 153-8798 [1] PLATE  
5. 221-4624 I [1] HOSE AS  
6. 268-6835 [1] PLATE  
7. 559-4254 C [1] VALVE GP-SOLENOID & RELIEF (1-WAY, 2-WAY FLOW)  
8. 527-9526 I [1] HOSE AS  
9. 559-4255 C [1] VALVE GP-SOLENOID & RELIEF (1-WAY, 2-WAY FLOW)  
10. 338-6971 Y [1] SENSOR GP-PRESSURE (HYDRAULIC OIL)(BOOM)  
11. 352-7063 [4] CAP  
12. 352-7064 [2] CAP  
13. 355-7908 [1] BLOCK  
14. 363-2557 [1] SUPPORT AS  
15. 371-3085 [1] TUBE AS  
16. 371-3091 [1] TUBE AS  
17. 372-9856 [1] PLATE  
18. 379-4626 [1] PLATE  
19. 453-6830 [1] TUBE AS  
20. 453-6832 [1] PLATE AS  
  8T-3597 M [4] NUT-WELD (M12X1.75-THD)  
  7T-1099 [2] LINK  
21. 453-6833 [1] PLATE  
22. 561-7670 I [1] HOSE AS  
23. 455-2838 I [1] HOSE AS  
24. 105-3483 M [8] BOLT-SOCKET HEAD (M10X1.5X70-MM)  
25. 108-7550 [2] CLIP  
26. 148-8336 [1] CONNECTOR AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8636 [1] CONNECTOR  
27. 148-8353 [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-9001 [1] ELBOW  
28. 148-8367 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-9850 [1] ELBOW  
29. 164-4180 [1] PLUG AS  
  7M-8485 [1] SEAL-O-RING  
  9S-4181 [1] PLUG (1-5/16-12-THD)  
30. 164-5605 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  8T-0076 [1] CONNECTOR  
31. 164-6874 [1] FITTING AS-ELBOW (QUICK DISCONNECT, MALE)  
  3J-1907 [1] SEAL-O-RING  
  085-7356 [1] FITTING  
32. 1P-3703 [5] SEAL-RECTANGULAR  
33. 1P-3704 [2] SEAL-RECTANGULAR  
34. 1P-5767 [4] FLANGE-HALF  
35. 4J-0522 [2] SEAL-O-RING  
36. 5P-0047 [1] COVER  
37. 5P-0048 [1] COVER  
38. 6V-0400 [8] FLANGE-HALF  
39. 453-2838 M [4] BOLT (M16X2X70-MM)  
40. 7Y-4538 [16] CLAMP-HALF  
41. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
42. 8T-4648 M [4] BOLT (M12X1.75X70-MM)  
43. 8T-4184 M [24] BOLT (M12X1.75X45-MM)  
44. 8T-4192 M [4] BOLT (M12X1.75X25-MM)  
45. 8T-4194 M [8] BOLT (M12X1.75X50-MM)  
46. 8T-4223 [60] WASHER-HARD (13.5X25.5X3-MM THK)  
47. 8T-4244 M [2] NUT (M12X1.75-THD)  
48. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
49. 8T-6466 M [4] BOLT (M10X1.5X60-MM)  
50. 8T-7930 M [2] BOLT (M12X1.75X160-MM)  
51. 9X-2480 M [2] BOLT (M6X1X45-MM)  
52. 9X-8256 [2] WASHER (6.6X12X2-MM THK)  
53. 451-2175 [4] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00860170499
 

451-7538: LINES GP-AUXILIARY HYDRAULIC

451-7538 LINES GP-AUXILIARY HYDRAULIC -MEDIUM PRESSURE
S/N NDJ1-UP; RBW1-UP
PART OF 541-7323, 541-7384, 572-1538 DISTRIBUTION AR
i06264695 M0086017
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Parts for your 325F EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 093-1291 [2] CLAMP  
2. 184-9404 [2] CLIP  
3. 268-6914 [1] PLATE  
4. 294-3794 [2] CLIP AS  
5. 294-3795 [2] CLIP AS  
6. 294-3796 [1] PLATE  
7. 294-3797 [1] PLATE  
8. 298-1147 [1] SPACER (14X25X60-MM THK)  
9. 363-2553 [2] CLIP AS  
10. 453-6838 [1] TUBE GP  
11. 453-6843 [1] TUBE GP  
12. 153-8867 [2] CLIP  
13. 6V-8398 [4] SEAL-O-RING  
14. 7Y-4868 [2] CLIP  
15. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
16. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
17. 8T-4176 M [1] BOLT (M12X1.75X90-MM)  
18. 8T-4184 M [4] BOLT (M12X1.75X45-MM)  
19. 8T-4185 M [2] BOLT (M10X1.5X50-MM)  
20. 8T-4194 M [4] BOLT (M12X1.75X50-MM)  
21. 8T-4223 [17] WASHER-HARD (13.5X25.5X3-MM THK)  
22. 8T-4244 M [4] NUT (M12X1.75-THD)  
23. 8T-4648 M [2] BOLT (M12X1.75X70-MM)  
  M   METRIC PART
 

Information:

Disassembly and Assembly
System Pressure - Release
325F Excavator Engine Supplement

Caterpillar Parts SIS Catalog 325F :

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