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340-7462 CYLINDER GP-BLADE 75-MM (3-IN) BORE X 187-MM (7.4-IN) STROKE PART OF 449-0428 BLADE AR-STRAIGHT ALSO AN ATTACHMENT 303E CR


HYDRAULIC SYSTEM
CYLINDER GP
DRIVE GP
TANK GP

MINI HYD EXCAVATOR 303E CR MINI HYD EXCAVATOR HHM
 303E CR Mini Hydraulic Excavator HHM00001-UP (MACHINE) POWERED BY C1.3 Engine SEBP7174 303E CR HHM   (2014)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BLADE
340-7462 CYLINDER GP-BLADE
CYLINDER GP-BOOM
502-3495 CYLINDER GP-BOOM
CYLINDER GP-BUCKET
341-0895 CYLINDER GP-BUCKET
CYLINDER GP-HYDRAULIC
268-8224 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
361-1125 CYLINDER GP-HYDRAULIC
CYLINDER GP-STICK
340-7459 CYLINDER GP-STICK
CYLINDER GP-SWING BOOM
341-0896 CYLINDER GP-SWING BOOM
CYLINDER GP-TILT
246-0192 CYLINDER GP-TILT
GUARD GP-CYLINDER
270-6501 GUARD GP-CYLINDER
 

#SEBP71740160
 

340-7462: CYLINDER GP-BLADE

340-7462 CYLINDER GP-BLADE
75-MM (3-IN) BORE X 187-MM (7.4-IN) STROKE
PART OF 449-0428 BLADE AR-STRAIGHT
ALSO AN ATTACHMENT
i05306362 SEBP7174
3407462 CYLINDER GP-BLADE Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8488 [1] FITTING-GREASE (1/8-27 PTF)  
2. 422-0726 [1] CYLINDER AS  
2A. 265-8716 [1] BUSHING  
3. 278-9475 [1] ROD AS  
3A. 265-8716 [1] BUSHING  
4. 304-3537 [1] HEAD  
5. 146-3916 J [1] RING  
6. 146-1086 J [1] RING  
7. 095-1708 J [1] SEAL-O-RING  
8. 281-2316 J [1] RING  
9. 095-1709 J [1] SEAL-O-RING  
10. 422-0720 [1] PISTON  
11. 192-0684 J [1] SEAL AS  
12. 281-2315 J [2] RING  
13. 216-7643 M [1] SETSCREW (M8X1.25X8-MM)  
14. 146-3969 [1] BALL  
15. 192-0638 [4] SEAL  
16. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  281-2322 J [1] KIT-SEAL (BLADE CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71740161
 

502-3495: CYLINDER GP-BOOM

502-3495 CYLINDER GP-BOOM
75-MM (3-IN) BORE X 560-MM (22.1-IN) STROKE
PART OF 449-0427 BOOM AR
ALSO AN ATTACHMENT
i06803444 SEBP7174
5023495 CYLINDER GP-BOOM Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 265-8716 [2] BUSHING  
2. 502-3498 [1] CYLINDER AS  
2A. 265-8716 [1] BUSHING  
3. 422-0709 [1] ROD AS  
3A. 265-8716 [1] BUSHING  
4. 304-3537 [1] HEAD  
5. 146-3916 J [1] RING  
6. 146-1086 J [1] RING  
7. 095-1708 J [2] SEAL-O-RING  
8. 281-2316 J [1] RING  
9. 095-1709 J [1] SEAL-O-RING  
10. 422-0710 [1] HOLDER  
11. 422-0711 [1] SPACER  
12. 422-0712 [1] SEAL  
13. 422-0713 [1] COLLAR  
14. 422-0714 J [1] RING-BACKUP  
15. 281-2312 [1] PISTON  
16. 192-0684 J [1] SEAL AS  
17. 281-2315 [2] RING  
18. 216-7643 M [1] SETSCREW (M8X1.25X8-MM)  
19. 146-3969 [1] BALL  
20. 422-0715 [1] BEARING  
21. 502-3499 [1] TUBE AS  
22. 304-3525 [1] PLUG  
23. 095-1589 [2] SEAL-O-RING  
24. 422-0717 [1] BOLT (M8X1.25X16-MM)  
25. 199-1148 [1] HOLDER  
26. 502-3488 [4] SEAL  
27. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
28. 3B-8488 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  422-0728 J [1] KIT-SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71740162
 

341-0895: CYLINDER GP-BUCKET

341-0895 CYLINDER GP-BUCKET
65-MM (2.6-IN) BORE X 497.5-MM (19.6-IN) STROKE
PART OF 449-0429 LINKAGE AR-BUCKET
ALSO AN ATTACHMENT
i05306084 SEBP7174
3410895 CYLINDER GP-BUCKET Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8488 [1] FITTING-GREASE (1/8-27 PTF)  
2. 422-0721 [1] CYLINDER AS-HYDRAULIC  
2A. 265-8716 [1] BUSHING  
3. 422-0722 [1] ROD AS  
3A. 265-8716 [1] BUSHING  
4. 237-7899 [1] HEAD  
5. 310-8780 [1] BUSHING  
6. 212-6073 J [1] RING  
7. 175-4734 J [1] RING  
8. 095-1706 J [1] SEAL-O-RING  
9. 237-7901 J [1] RING  
10. 095-1707 J [1] SEAL-O-RING  
11. 237-7903 [1] PISTON  
12. 140-3750 J [1] RING AS  
13. 317-9672 J [2] RING  
14. 216-7643 M [1] SETSCREW (M8X1.25X8-MM)  
15. 146-3969 [1] BALL  
16. 422-0723 [1] TUBE AS  
17. 304-3525 [1] PLUG  
18. 095-1589 [2] SEAL-O-RING  
19. 422-0717 [1] BOLT (M8X1.25X16-MM)  
20. 199-1148 [1] HOLDER  
22. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  240-0453 J [1] KIT-SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71740163
 

268-8224: CYLINDER GP-HYDRAULIC

268-8224 CYLINDER GP-HYDRAULIC
63.5-MM (2.5-IN) BORE X 431.8-MM (17-IN) STROKE
PART OF 309-1917, 309-1938 THUMB GP
AN ATTACHMENT
i05354416 SEBP7174
2688224 CYLINDER GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
2. 5D-1986 [1] LOCKNUT (7/8-14-THD)  
3. 233-8447 [2] BUSHING  
4. 244-3712 [2] PLUG AS  
    (EACH INCLUDES)
  9S-4191 [1] PLUG (9/16-18-THD)  
  214-7568 [1] SEAL-O-RING  
5. 278-2246 [1] PISTON  
6. 278-2248 [1] BUSHING  
7. 278-2254 [1] ROD AS-PISTON  
8. 278-2256 [1] GLAND  
   
    AVAILABLE REPAIR KIT(S):
  278-2257 [1] KIT-PACKING (HYDRAULIC CYLINDER)  
 

#SEBP71740164
 

361-1125: CYLINDER GP-HYDRAULIC

361-1125 CYLINDER GP-HYDRAULIC
PART OF 361-1123 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i04404138 SEBP7174
3611125 CYLINDER GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 361-1078 [1] KIT-SEAL  
    (INCLUDES O-RINGS & SEALS)
2. 361-1127 [1] ROD AS  
3. 361-1128 [1] SEAL  
4. 361-1129 [1] PISTON  
5. 361-1156 [1] PISTON  
6. 361-1132 Y [1] VALVE GP-CHECK (HYDRAULIC CONTROL LOCK)  
7. 3J-1907 [1] SEAL-O-RING  
8. 9S-8004 [1] PLUG (9/16-18-THD)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP71740165
 

340-7459: CYLINDER GP-STICK

340-7459 CYLINDER GP-STICK
75-MM (3-IN) BORE X 462-MM (18.2-IN) STROKE
PART OF 448-8287 STICK AR-HOE
ALSO AN ATTACHMENT
i05306083 SEBP7174
3407459 CYLINDER GP-STICK Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8488 [2] FITTING-GREASE (1/8-27 PTF)  
2. 422-0718 [1] CYLINDER AS-STICK  
2A. 265-8717 [1] BUSHING  
3. 422-0719 [1] ROD AS  
3A. 265-8717 [1] BUSHING  
4. 304-3537 [1] HEAD  
5. 146-3916 J [1] RING  
6. 146-1086 J [1] RING  
7. 095-1708 J [2] SEAL-O-RING  
8. 281-2316 J [1] RING  
9. 095-1709 J [1] SEAL-O-RING  
10. 422-0720 [1] PISTON  
11. 192-0684 J [1] SEAL AS  
12. 281-2315 J [2] RING  
13. 216-7643 M [1] SETSCREW (M8X1.25X8-MM)  
14. 146-3969 [1] BALL  
15. 278-9127 [1] BEARING  
16. 278-9128 [1] SEAL  
17. 278-9129 [2] STOP  
18. 278-9130 [1] RING  
19. 192-0638 [4] SEAL  
   
    AVAILABLE REPAIR KIT(S):
  281-2322 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71740166
 

341-0896: CYLINDER GP-SWING BOOM

341-0896 CYLINDER GP-SWING BOOM
80-MM (3.2-IN) BORE X 478-MM (18.9-IN) STROKE
PART OF 449-0427 BOOM AR
ALSO AN ATTACHMENT
i05314831 SEBP7174
3410896 CYLINDER GP-SWING BOOM Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
2. 422-0724 [1] CYLINDER AS-SWING BOOM  
2A. 265-8717 [1] BUSHING  
3. 422-0725 [1] ROD AS  
3A. 265-8717 [1] BUSHING  
4. 294-7869 [1] HEAD  
5. 146-3916 J [1] RING  
6. 146-1086 J [1] RING  
7. 095-1709 J [1] SEAL-O-RING  
8. 237-6124 J [1] RING  
9. 095-1710 J [1] SEAL-O-RING  
10. 237-6135 [1] PISTON  
11. 146-3923 J [1] SEAL AS  
12. 237-6136 J [2] RING  
13. 216-7643 M [1] SETSCREW (M8X1.25X8-MM)  
14. 146-3969 [1] BALL  
15. 192-0638 [4] SEAL  
   
    AVAILABLE REPAIR KIT(S):
  279-7940 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP71740167
 

246-0192: CYLINDER GP-TILT

246-0192 CYLINDER GP-TILT
76.2-MM (3-IN) BORE X 120-MM (4.7-IN) STROKE
PART OF 279-4325 BUCKET AR-TILTABLE
AN ATTACHMENT
i02211774 SEBP7174
2460192 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1H-7339 [1] SEAL-O-RING  
2. 6E-0122 [1] HEAD  
3. 6J-1972 J [1] SEAL AS  
4. 6J-5733 J [1] RING-WEAR  
5. 9T-2212 [1] PISTON  
6. 167-2186 J [1] SEAL AS-BUFFER  
7. 167-2294 J [1] SEAL-U-CUP  
8. 226-8202 J [1] SEAL-WIPER  
9. 249-4175 [1] ROD AS  
9A. 9T-4007 [2] BEARING  
10. Z [1] CYLINDER AS  
11. 4T-6780 J [1] RING-WEAR  
12. 5P-8250 [1] WASHER (28X49X5-MM THK)  
13. 6F-7037 [1] BOLT (1-14X3.25-IN)  
14. 8J-2574 J [1] RING-BACKUP  
   
    AVAILABLE REPAIR KIT(S):
  235-0354 J KIT-SEAL (HYDRAULIC CYLINDER)  
    '(ALSO INCLUDES BACKUP RING & O-RING SEAL)
  J   (KIT MARKED J SERVICES PART(S) MARKED J
  Z   NOT SERVICED SEPARATELY
 

#SEBP71740168
 

417-1054: DRIVE GP-SWING

417-1054 DRIVE GP-SWING
PART OF 399-9368 MOTOR & MTG GP-SWING
ALSO AN ATTACHMENT
i05326360 SEBP7174
4171054 DRIVE GP-SWING Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 460-0248 [1] HOUSING AS  
2. 460-0249 [1] HOLDER  
3. 139-7350 [1] WASHER  
4. 198-7042 [3] RACE  
5. 198-7043 [3] BEARING  
6. 460-0250 [3] BEARING  
7. 460-0251 [1] PLATE  
8. 460-0252 [1] GEAR  
9. 139-7308 [1] PLUG  
10. 095-1575 [1] SEAL-O-RING  
11. 279-5494 [1] SEAL-O-RING  
12. 460-0253 [1] CASE  
13. 139-7317 [1] BEARING  
14. 460-0254 [1] SHAFT  
15. 139-7316 [1] PLATE  
16. 139-7320 [1] COLLAR  
17. 139-7321 [1] SPRING  
18. 139-7322 [1] WASHER  
19. 6V-5588 [3] RING-RETAINING  
20. 139-7319 [1] PIN  
21. 279-5495 [1] HOLDER  
22. 191-1321 [1] PLATE  
23. 198-7057 [1] DISK  
24. 198-7058 [1] PISTON  
25. 095-1716 [1] SEAL-O-RING  
26. 095-1721 [1] SEAL-O-RING  
27. 198-7059 [2] SEAT  
28. 198-7060 [1] SPRING  
29. 188-4056 [1] SEAL  
30. 279-5497 [1] COVER  
31. 139-7318 [1] BEARING  
32. 139-7325 [1] PIN  
33. 150-0865 [1] PLATE  
34. 198-7062 [2] PIN  
35. 095-1587 [2] SEAL-O-RING  
36. 8T-3957 M [5] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
37. 279-5498 [1] ORIFICE  
38. 198-7064 [1] VALVE AS (BRAKE CONTROL)  
39. 095-1577 [1] SEAL-O-RING  
40. 095-1580 [1] SEAL-O-RING  
41. 095-1582 [3] SEAL-O-RING  
42. 9X-8256 [1] WASHER (6.6X12X2-MM THK)  
43. 198-7065 [1] SPRING  
44. 095-1585 [1] SEAL-O-RING  
45. 137-3687 [1] PLUG  
46. 460-0255 [2] VALVE AS  
47. 139-7303 [2] VALVE (MAKEUP)  
48. 139-7304 [2] SPRING  
49. 099-7197 [2] PLUG  
50. 191-1342 [1] PLUG  
51. 095-1579 [1] SEAL-O-RING  
52. 279-4706 [2] PLUG  
53. 101-7402 M [2] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
54. 191-1316 [1] KIT-BLOCK  
   
    AVAILABLE REPAIR KIT(S):
  279-5502 [1] KIT-SEAL (SWING DRIVE)  
  M   METRIC PART
 

#SEBP71740169
 

347-6081: GAUGE GP-SIGHT

347-6081 GAUGE GP-SIGHT -HYDRAULIC OIL LEVEL
PART OF 396-1830 TANK & FILTER GP-HYDRAULIC
ALSO AN ATTACHMENT
i04156660 SEBP7174
3476081 GAUGE GP-SIGHT Parts scheme
  For full view, you need register

Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 347-6082 [2] BLOCK  
2. 236-3259 M [2] BOLT-SPECIAL  
3. 236-3257 [1] PIPE  
4. 6F-6672 [4] SEAL-O-RING  
5. 6F-4855 [4] SEAL-O-RING  
  M   METRIC PART
 

Information:

Special Instruction
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Specifications
Boom Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Swing Boom Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Stick Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Bucket Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Blade Lift Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Tilt Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Hydraulic Cylinder - Thumb
303E CR Mini Hydraulic Excavator Machine System Specifications
Cylinder Guard
303E CR Mini Hydraulic Excavator Machine System Specifications
Hydraulic Cylinder
303E CR Mini Hydraulic Excavator Machine System Specifications
Tool Operating Manual
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}
Systems Operation
Cylinders (Boom, Stick and Bucket)
303E CR Mini Hydraulic Excavator Hydraulic System
Blade Hydraulic System
303E CR Mini Hydraulic Excavator Hydraulic System
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Contamination Control Guidelines
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Applied Failure Analysis
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Testing and Adjusting
Cylinder Drift - Check
303E CR Mini Hydraulic Excavator Hydraulic System
Cylinder Speed - Check
303E CR Mini Hydraulic Excavator Hydraulic System
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Service Magazine
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}

Caterpillar Parts SIS Catalog 303E CR :

473-4920 CONTROL AR-COUPLER
448-8288 CONTROL AR-AUXILIARY
448-8286 CONTROL AR-AUXILIARY
379-5265 ACCUMULATOR GP-HYDRAULIC
378-7480 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
352-6830 ACCUMULATOR GP-HYDRAULIC
351-9674 ACCUMULATOR GP-HYDRAULIC
ACCUMULATOR GP-HYDRAULIC
335-0517 ACCUMULATOR GP-HYDRAULIC
CYLINDER GP-BOOM
502-3495 CYLINDER GP-BOOM
CYLINDER GP-BUCKET
341-0895 CYLINDER GP-BUCKET
CYLINDER GP-HYDRAULIC
268-8224 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
361-1125 CYLINDER GP-HYDRAULIC
CYLINDER GP-STICK
340-7459 CYLINDER GP-STICK
CYLINDER GP-SWING BOOM
341-0896 CYLINDER GP-SWING BOOM
CYLINDER GP-TILT
246-0192 CYLINDER GP-TILT
DRIVE GP-SWING
417-1054 DRIVE GP-SWING
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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.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.