170-7572 MOTOR GP-TRAVEL S/N AKJ1-UP; AKX1-UP PART OF 165-9333 MOTOR & MTG GP-TRAVEL 345B II EXCAVATOR



HYDRAULIC SYSTEM
MOTOR GP
MOUNTING GP
VALVE GP-CONTROL
PUMP GP

EXCAVATOR 345B II EXCAVATOR AKJ
 345B & 345B L Series II Excavators AKJ00001-UP (MACHINE) POWERED BY 3176C Engine SEBP3075 345B II AKJ   (1999)

HYDRAULIC SYSTEM

MOTOR GP
MOTOR GP-SWING
215-9977 MOTOR GP-SWING
MOTOR GP-SWING
215-9978 MOTOR GP-SWING
MOTOR GP-TRAVEL
170-7572 MOTOR GP-TRAVEL
VALVE GP-TRAVEL COUNTERBALANCE
165-9338 VALVE GP-TRAVEL COUNTERBALANCE
VALVE GP-TRAVEL COUNTERBALANCE
266-7843 VALVE GP-TRAVEL COUNTERBALANCE
 

#SEBP30750530
 

170-7572: MOTOR GP-TRAVEL

170-7572 MOTOR GP-TRAVEL
S/N AKJ1-UP; AKX1-UP
PART OF 165-9333 MOTOR & MTG GP-TRAVEL
i01284597 SEBP3075
1707572 MOTOR GP-TRAVEL Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 1T-0936 [2] PLUG-ORIFICE  
2. 4B-4158 [4] SCREW-DRIVE (NO 4X0.25-IN)  
3. 6V-3382 J [1] SEAL-LIP TYPE  
4. 8J-2559 [1] PLATE-WARNING (OIL FILL)  
5. 118-5805 [1] BEARING-SPECIAL RACE  
6. 124-1530 [1] BARREL AS  
7. 124-1535 [1] PLATE  
8. 124-1536 [5] DISC-FRICTION  
9. 124-1537 [6] PLATE-SEPARATOR  
10. 124-1538 [1] PISTON-BRAKE  
11. 124-1541 [2] PIN  
12. 175-7887 [2] DOWEL  
13. 124-1554 [1] SPRING  
14. 124-1557 [2] RETAINER  
15. 124-1561 [20] SPRING-BRAKE  
16. 124-1562 L [1] VALVE GP-SPEED CONTROL  
  033-6027 [1] SEAL-O-RING  
17. 126-4002 J [2] SEAL-O-RING  
18. 126-4003 J [1] SEAL-O-RING  
19. 126-4004 J [1] RING-BACKUP  
20. 126-4040 J [1] RING-BACKUP  
21. 135-3859 [1] SPACER (70.4X80X1.57-MM THK)  
22. 137-5646 [1] SPACER (70.4X87.5X7.6-MM THK)  
23. 143-7140 [2] KEY  
24. 146-5772 [4] WASHER-SPRING  
25. 148-3548 [1] BEARING-SPECIAL RACE  
26. 149-1207 [1] PLATE  
27. 151-0267 [1] SHAFT  
28. 154-6211 [1] BALL  
29. 155-4897 [9] PISTON AS  
30. 159-7320 [1] PLATE-RETAINER  
31. 170-7575 [1] PLATE-CAM  
32. 170-8747 [1] PISTON  
33. 179-1929 [1] HEAD AS  
34. 179-1930 [1] BODY AS  
35. 195-4456 [1] PLUG-ORIFICE  
36. 095-1572 J [2] SEAL-O-RING  
37. 096-5919 J [2] RING-BACKUP  
38. 143-7319 [1] RACE-ROLLER BEARING  
39. 201-3203 [3] PIN  
40. 2A-3630 [1] PIN  
41. 2D-6642 [2] BALL  
42. 2R-1236 [1] RING-RETAINING (LOCK, INTERNAL)  
43. 3D-2824 J [2] SEAL-O-RING  
44. 3K-0360 J [3] SEAL-O-RING  
45. 5B-9318 [1] BALL  
46. 5P-7684 [1] PLUG  
47. 6K-6307 J [1] SEAL-O-RING  
48. 7Y-5219 J [2] SEAL-O-RING  
49. 8T-4187 M [6] BOLT (M20X2.5X80-MM)  
50. 9S-4183 [2] PLUG (1-1/16-12-THD)  
51. 9S-4185 [3] PLUG (3/4-16-THD)  
   
    AVAILABLE REPAIR KIT(S):
  180-2630 J [1] KIT-SEAL (TRAVEL MOTOR)  
  125-9571 L [1] KIT-SEAL (TRAVEL MOTOR)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT INCLUDES 3 O-RING SEALS & 2 BACKUP RINGS
  M   METRIC PART
 

#SEBP30750531
 

127-6681: MOUNTING GP-COUNTERWEIGHT CYL

127-6681 MOUNTING GP-COUNTERWEIGHT CYL
S/N AKJ1-UP; AKX1-UP
PART OF 158-0072 COUNTERWEIGHT AR
AN ATTACHMENT
i01308410 SEBP3075
1276681 MOUNTING GP-COUNTERWEIGHT CYL Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 146-1415 [1] BRACKET AS  
2. 127-6754 [1] BAND AS  
  7Y-3430 [1] PLATE  
3. 127-6757 [1] PIN  
4. 127-6758 [1] PIN AS  
5. 135-4180 [1] BRACKET AS  
6. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
7. 7X-2562 M [4] BOLT (M20X2.5X45-MM)  
8. 7X-2576 M [14] BOLT (M24X3X70-MM)  
9. 8T-5041 M [1] BOLT (M12X1.75X120-MM)  
10. 8T-4244 M [2] NUT (M12X1.75-THD)  
11. 8T-4001 M [4] NUT (M24X3-THD)  
12. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
13. 8T-4167 [14] WASHER-HARD (26X44X4-MM THK)  
14. 093-0086 [2] SHIM (1-MM THK)  
15. 7Y-2496 [1] SHIM (1.6-MM THK)  
16. 093-0118 [1] SHIM (2-MM THK)  
17. 121-1891 B [2] SHIM (1-MM THK)  
18. 127-6680 B [4] SHIM (0.5-MM THK)  
19. 8T-4123 [4] WASHER (3.62X5.75X0.375-MM THK)  
20. 135-3924 [2] GUIDE AS  
21. 5R-5927 [1] WASHER (14X65X6-MM THK)  
22. 135-8575 [1] BOLT AS  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP30750532
 

128-7435: MOUNTING GP-MAIN CONTROL VALVE

128-7435 MOUNTING GP-MAIN CONTROL VALVE
S/N AKJ1-UP; AKX1-UP
PART OF 165-9620, 165-9621 HYDRAULIC AR
i01279114 SEBP3075
1287435 MOUNTING GP-MAIN CONTROL VALVE Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 8T-6430 M [4] BOLT (M20X2.5X50-MM)  
2. 8T-4123 [4] WASHER (3.62X5.75X0.375-MM THK)  
3. 129-5920 [1] BRACKET AS  
  7T-1099 [2] LINK  
4. 8T-5460 M [4] BOLT (M20X2.5X40-MM)  
5. 6C-9149 [4] WASHER (22X50X10-MM THK)  
6. 123-2157 [1] GUARD  
  M   METRIC PART
 

#SEBP30750533
 

122-7768: PLUG GP-CONTROL VALVE

122-7768 PLUG GP-CONTROL VALVE
S/N AKJ209-UP; AKX402-UP
PART OF 239-8973 VALVE GP-CONTROL
i02231170 SEBP3075
1227768 PLUG GP-CONTROL VALVE Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 122-7766 [1] PLUG  
2. 5J-2974 [1] SEAL-O-RING  
3. 7M-8485 [1] SEAL-O-RING  
4. 122-7767 [1] RING  
 

#SEBP30750534
 

171-9059: PUMP & MTG GP-HYDRAULIC FAN

171-9059 PUMP & MTG GP-HYDRAULIC FAN
S/N AKJ1-202; AKX1-369
PART OF 165-9620, 165-9621 HYDRAULIC AR
i01294398 SEBP3075
1719059 PUMP & MTG GP-HYDRAULIC FAN Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 222-8283 [1] GEAR AS (42-TEETH)  
  147-7131 [1] GEAR (42-TEETH)  
  222-8288 [1] BALL BEARING  
2. 147-7059 [1] FLANGE  
3. 6V-8467 [1] SEAL-O-RING  
4. 8T-4139 M [2] BOLT (M12X1.75X30-MM)  
5. 8T-4223 [5] WASHER-HARD (13.5X25.5X3-MM THK)  
6. 173-3420 Y [1] PUMP GP-PISTON (HYDRAULIC FAN)  
7. 8T-4183 M [3] BOLT (M12X1.75X40-MM)  
8. 2K-4821 [1] LOCKNUT (5/8-18-THD)  
9. 8T-4122 [1] WASHER-HARD (17X32X3.5-MM THK)  
10. 117-0219 [1] GASKET  
11. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
12. 7X-7729 [4] WASHER (11X25X3-MM THK)  
13. 139-8721 [1] SUPPORT  
14. 8T-4196 M [2] BOLT (M10X1.5X35-MM)  
15. 4N-0205 [2] SPACER (0.42X0.75X0.6-IN THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP30750535
 

171-9059: PUMP & MTG GP-HYDRAULIC FAN

171-9059 PUMP & MTG GP-HYDRAULIC FAN
S/N AKJ203-UP; AKX370-UP
PART OF 165-9620, 165-9621 HYDRAULIC AR
i02115563 SEBP3075
1719059 PUMP & MTG GP-HYDRAULIC FAN Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 222-8283 [1] GEAR AS (42-TEETH)  
  147-7131 [1] GEAR (42-TEETH)  
  222-8288 [1] BALL BEARING  
2. 147-7059 [1] FLANGE  
3. 6V-8467 [1] SEAL-O-RING  
4. 8T-4139 M [2] BOLT (M12X1.75X30-MM)  
5. 8T-4223 [5] WASHER-HARD (13.5X25.5X3-MM THK)  
6. 247-8917 CY [1] PUMP GP-PISTON (SLIPPER)  
7. 8T-4183 M [3] BOLT (M12X1.75X40-MM)  
8. 2K-4821 [1] LOCKNUT (5/8-18-THD)  
9. 8T-4122 [1] WASHER-HARD (17X32X3.5-MM THK)  
10. 117-0219 [1] GASKET  
11. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
12. 7X-7729 [4] WASHER (11X25X3-MM THK)  
13. 139-8721 [1] SUPPORT  
14. 8T-4196 M [2] BOLT (M10X1.5X35-MM)  
15. 4N-0205 [2] SPACER (0.42X0.75X0.6-IN THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP30750536
 

162-6284: PUMP & MTG GP-MAIN HYDRAULIC

162-6284 PUMP & MTG GP-MAIN HYDRAULIC
S/N AKJ1-216; AKX1-414
PART OF 165-9620, 165-9621 HYDRAULIC AR
Type 1
i01279148 SEBP3075
1626284 PUMP & MTG GP-MAIN HYDRAULIC Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 162-6285 Y [1] COUPLING GP-PUMP  
2. 185-0220 Y [1] PUMP GP-MAIN HYDRAULIC (WITH PUMP HEAD)  
3. 8T-8916 [7] BOLT (7/16-14X1.5-IN)  
4. 8T-5360 [7] WASHER (12X22.5X2.5-MM THK)  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP30750537
 

162-6284: PUMP & MTG GP-MAIN HYDRAULIC

162-6284 PUMP & MTG GP-MAIN HYDRAULIC
S/N AKJ1-216; AKX1-414
PART OF 165-9620, 165-9621 HYDRAULIC AR
Type 2
i01850846 SEBP3075
1626284 PUMP & MTG GP-MAIN HYDRAULIC Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 162-6285 Y [1] COUPLING GP-PUMP  
2. 216-0032 CY [1] PUMP GP-MAIN HYDRAULIC (WITH PUMP HEAD)  
3. 8T-8916 [7] BOLT (7/16-14X1.5-IN)  
4. 8T-5360 [7] WASHER (12X22.5X2.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP30750538
 

162-6284: PUMP & MTG GP-MAIN HYDRAULIC

162-6284 PUMP & MTG GP-MAIN HYDRAULIC
S/N AKJ217-UP; AKX415-UP
PART OF 165-9620, 165-9621 HYDRAULIC AR
i02520668 SEBP3075
1626284 PUMP & MTG GP-MAIN HYDRAULIC Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 162-6285 Y [1] COUPLING GP-PUMP  
2. 247-8975 CY [1] PUMP GP-MAIN HYDRAULIC (WITH PUMP HEAD)  
3. 8T-8916 [7] BOLT (7/16-14X1.5-IN)  
4. 8T-5360 [7] WASHER (12X22.5X2.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP30750539
 

177-2478: PUMP GP-GEAR

177-2478 PUMP GP-GEAR
S/N AKJ1-216; AKX1-414
PART OF 188-4092 PUMP GP-MAIN HYDRAULIC
i01279214 SEBP3075
1772478 PUMP GP-GEAR Parts scheme
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Parts for your 345B II EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 6V-6228 [1] SEAL-O-RING  
2. 5P-8356 [1] SEAL-O-RING  
3. 2H-6184 [1] SEAL-O-RING  
4. 8T-1160 M [1] BOLT-SOCKET HEAD (M10X1.5X50-MM)  
5. 177-2577 Y [1] PUMP GP-GEAR  
6. 6V-3938 M [1] BOLT (M10X1.5X20-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Caterpillar Parts SIS Catalog 345B II :

MOTOR GP-SWING
215-9978 MOTOR GP-SWING
MOTOR GP-SWING
215-9977 MOTOR GP-SWING
MOTOR GP-SWING
215-9976 MOTOR GP-SWING
MOTOR GP-SWING
165-9337 MOTOR GP-SWING
MOTOR GP-SWING
165-9336 MOTOR GP-SWING
MOTOR GP-PISTON
170-9992 MOTOR GP-PISTON
MOTOR GP-PISTON
155-9107 MOTOR GP-PISTON
MOTOR & MTG GP-TRAVEL
165-9333 MOTOR & MTG GP-TRAVEL
MOUNTING GP-COUNTERWEIGHT CYL
127-6681 MOUNTING GP-COUNTERWEIGHT CYL
MOUNTING GP-MAIN CONTROL VALVE
128-7435 MOUNTING GP-MAIN CONTROL VALVE
PLUG GP-CONTROL VALVE
122-7768 PLUG GP-CONTROL VALVE
PUMP & MTG GP-HYDRAULIC FAN
171-9059 PUMP & MTG GP-HYDRAULIC FAN
PUMP & MTG GP-HYDRAULIC FAN
171-9059 PUMP & MTG GP-HYDRAULIC FAN
PUMP & MTG GP-MAIN HYDRAULIC
162-6284 PUMP & MTG GP-MAIN HYDRAULIC
PUMP & MTG GP-MAIN HYDRAULIC
162-6284 PUMP & MTG GP-MAIN HYDRAULIC
PUMP & MTG GP-MAIN HYDRAULIC
162-6284 PUMP & MTG GP-MAIN HYDRAULIC

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