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512-7560 CYLINDER GP-BOOM 100-MM (4-IN) BORE X 660.5-MM (26-IN) STROKE PART OF 397-7087 LINES AR-BOOM AN ATTACHMENT 305.5E2 CR


HYDRAULIC SYSTEM
CYLINDER GP
TANK GP

MINI HYD EXCAVATOR 305.5E2 CR MINI HYD EXCAVATOR EJX
 305.5E2 CR Mini Hydraulic Excavator EJX00001-UP (MACHINE) POWERED BY C2.4 Engine SEBP6888 305.5E2 CR EJX   (2014)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BOOM
397-6974 CYLINDER GP-BOOM
CYLINDER GP-BOOM
512-7559 CYLINDER GP-BOOM
CYLINDER GP-BOOM
512-7560 CYLINDER GP-BOOM
CYLINDER GP-BUCKET
397-6981 CYLINDER GP-BUCKET
CYLINDER GP-HYDRAULIC
268-8225 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
361-1077 CYLINDER GP-HYDRAULIC
 

#SEBP68880210
 

512-7560: CYLINDER GP-BOOM

512-7560 CYLINDER GP-BOOM
100-MM (4-IN) BORE X 660.5-MM (26-IN) STROKE
PART OF 397-7087 LINES AR-BOOM
AN ATTACHMENT
i06881153 SEBP6888
5127560 CYLINDER GP-BOOM Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-0627 [1] ROD AS  
2. 512-9258 [1] HEAD AS  
3. 461-0637 [1] CYLINDER AS  
4. 461-0638 [1] PISTON  
5. 460-9931 [1] RING-CUSHION  
6. 3B-8488 [1] FITTING-GREASE (1/8-27 PTF)  
7. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
8. 460-9937 [1] KIT-BUSHING  
    (INCLUDES BUSHING & SEAL-WIPER)
   
    AVAILABLE REPAIR KIT(S):
  461-0642 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED "H"IN THE GRAPHIC)
  461-0643 [1] KIT-PISTON SEAL  
    (INCLUDES PARTS MARKED "P"IN THE GRAPHIC)
  461-0644 [1] KIT-SCREW  
    (INCLUDES PARTS MARKED "J"IN THE GRAPHIC)
 

#SEBP68880211
 

397-6981: CYLINDER GP-BUCKET

397-6981 CYLINDER GP-BUCKET
80-MM (3.2-IN) BORE X 646-MM (25.5-IN) STROKE
PART OF 397-7077, 397-7078, 432-1506 LINKAGE AR-BUCKET
AN ATTACHMENT
i05770972 SEBP6888
3976981 CYLINDER GP-BUCKET Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-0674 [1] ROD AS  
2. 461-0675 [1] HEAD AS  
3. 461-0676 [1] CYLINDER AS  
4. 461-0673 [1] PISTON  
5. 461-0678 [1] KIT-TUBE (BUCKET CYLINDER)  
    (INCLUDES TUBE AS & CLIP)
6. 375-0752 [1] KIT-BUSHING (BUCKET CYLINDER)  
    (INCLUDES BUSHINGS & WIPER SEALS)
7. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
8. 3B-8488 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  461-0680 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED J IN GRAPHIC)
  461-0681 [1] KIT-PISTON SEAL  
    (INCLUDES PARTS MARKED L IN GRAPHIC)
  461-0682 [1] KIT-SCREW  
    (INCLUDES PARTS MARKED N IN GRAPHIC)
 

#SEBP68880212
 

268-8225: CYLINDER GP-HYDRAULIC

268-8225 CYLINDER GP-HYDRAULIC
76.2-MM (3-IN) BORE X 525.8-MM (20.7-IN) STROKE
PART OF 290-6525, 309-1948 THUMB GP
AN ATTACHMENT
i05761730 SEBP6888
2688225 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 233-8447 [2] BUSHING  
2. 278-2258 [1] ROD AS-PISTON  
3. [1] TUBE AS  
4. 278-2260 [1] PISTON  
5. 278-2261 [1] SEAL  
6. 278-2262 [1] BUSHING  
7. 244-3712 [2] PLUG AS  
    (EACH INCLUDES)
  9S-4191 [1] PLUG (9/16-18-THD)  
  214-7568 [1] SEAL-O-RING  
8. 2K-7471 [1] LOCKNUT (1-14-THD)  
9. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  278-2263 [1] KIT-PACKING (HYDRAULIC CYLINDER)  
    (INCLUDES O-RING SEALS, BEARING RING, SEAL-U-CUP, PISTON SEAL, BACK UP RING & WIPER ROD)
 

#SEBP68880213
 

361-1077: CYLINDER GP-HYDRAULIC

361-1077 CYLINDER GP-HYDRAULIC
PART OF 361-1075 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i05779910 SEBP6888
3611077 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 361-1132 Y [1] VALVE GP-CHECK (HYDRAULIC CONTROL LOCK)  
2. 125-8665 M [1] SCREW-FLAT HEAD (M6X1X16.7-MM)  
3. 361-1078 [1] KIT-SEAL  
    (INCLUDES SEALS, O-RINGS & PARTS MARKED "J" IN THE GRAPHIC)
4. 361-1127 [1] ROD AS  
5. 361-1128 [1] SEAL  
6. 361-1129 [1] PISTON  
7. 361-1186 [1] PISTON  
8. 192-7507 [2] SEAL-O-RING  
9. 8C-6430 M [2] SCREW-FLAT HEAD (M6X1X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP68880214
 

455-6016: CYLINDER GP-HYDRAULIC

455-6016 CYLINDER GP-HYDRAULIC
31.75-MM(1.25-IN) BORE X 30-MM(1.18-IN) STROKE
PART OF 361-1075, 455-6005 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i06192352 SEBP6888
4556016 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] PLUG  
2. 361-1186 [1] PISTON  
3. 361-1127 [1] ROD AS  
4. 361-1128 [1] SEAL  
5. 361-1129 [1] PISTON  
6. 361-1132 Y [1] VALVE GP-CHECK  
   
    AVAILABLE REPAIR KIT(S):
  361-1078 [1] KIT-SEAL  
    INCLUDES PARTS MARKED J IN THE GRAPHICS
  Y   SEPARATE ILLUSTRATION
 

#SEBP68880215
 

397-6986: CYLINDER GP-STICK

397-6986 CYLINDER GP-STICK
90-MM (3.5-IN) BORE X 675.5-MM (26.6-IN) STROKE
PART OF 397-7064, 397-7174 LINES AR-STICK
AN ATTACHMENT
i05781571 SEBP6888
3976986 CYLINDER GP-STICK Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-0646 [1] ROD AS  
2. 461-0648 [1] HEAD AS  
3. 461-0649 [1] CYLINDER AS  
4. 461-0652 [1] PISTON  
5. 3B-8488 [2] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  461-0668 [1] KIT-ROD  
    (INCLUDES PARTS MARKED 'J' IN THE GRAPHIC)
  461-0669 [1] KIT-PISTON SEAL  
    (INCLUDES PARTS MARKED 'L' IN THE GRAPHIC)
  461-0670 [1] KIT-PISTON  
    (INCLUDES PARTS MARKED 'N' IN THE GRAPHIC)
  461-0666 [1] KIT-BUSHING  
    (INCLUDES BUSHING,WIPER-SEAL)
 

#SEBP68880216
 

397-6976: CYLINDER GP-SWING BOOM

397-6976 CYLINDER GP-SWING BOOM
90-MM (3.6-IN) BORE X 600.5-MM (23.7-IN) STROKE
PART OF 397-7014 BOOM AR
ALSO AN ATTACHMENT
i05764165 SEBP6888
3976976 CYLINDER GP-SWING BOOM Parts scheme
  For full view, you need register

Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-0797 [1] ROD AS  
2. 461-0798 [1] HEAD AS  
3. 461-0799 [1] CYLINDER AS  
4. 461-0652 [1] PISTON  
5. 461-0800 [1] KIT-BUSHING  
    (INCLUDES BUSHINGS & WIPER SEALS)
6. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  461-0668 [1] KIT-ROD  
    (INCLUDES PARTS MARKED J IN THE GRAPHICS)
  461-0669 [1] KIT-PISTON SEAL  
    (INCLUDES PARTS MARKED L IN THE GRAPHICS)
  461-0670 [1] KIT-PISTON  
    (INCLUDES RETAINING RINGS, BUFFER RING & PARTS MARKED N IN THE GRAPHICS)
 

#SEBP68880217
 

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 250-4463 BUCKET AR-DITCH CLEANING, 274-9022 BUCKET AR-TILTABLE
AN ATTACHMENT
i02563035 SEBP6888
2460192 CYLINDER GP-TILT Parts scheme
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Parts for your 305.5E2 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 [1] SEAL AS  
4. 6J-5733 [1] RING-WEAR  
5. 9T-2212 [1] PISTON  
6. 167-2186 [1] SEAL AS-BUFFER  
7. 167-2294 [1] SEAL-U-CUP  
8. 226-8202 [1] SEAL-WIPER  
9. 249-4175 [1] ROD AS  
  9T-4007 [2] BEARING  
10. 4T-6780 [1] RING-WEAR  
11. 5P-8250 [1] WASHER (28X49X5-MM THK)  
12. 6F-7037 [1] BOLT (1-14X3.25-IN)  
13. 8J-2574 [1] RING-BACKUP  
 

#SEBP68880218
 

377-4519: DRAIN GP-OIL

377-4519 DRAIN GP-OIL -HYDRAULIC TANK
PART OF 436-7961, 436-7962, 436-7963, 436-7966, 451-0846, 451-0856, 451-0866 DISTRIBUTION AR
CANNOT BE USED WITH @@@@@377-4520@@@@@
AN ATTACHMENT
i05761304 SEBP6888
  For full view, you need register

Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  Y [1] DRAIN GP-OIL (HYDRAULIC TANK)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP68880219
 

377-8878: DRAIN GP-OIL

377-8878 DRAIN GP-OIL -HYDRAULIC TANK
PART OF 377-4519 DRAIN GP-OIL
AN ATTACHMENT
i05761306 SEBP6888
3778878 DRAIN GP-OIL Parts scheme
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Parts for your 305.5E2 CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 148-8411 [1] PLUG AS  
  3K-0360 [1] SEAL-O-RING  
  9S-4185 [1] PLUG (3/4-16-THD)  
2. 194-2903 [1] ELBOW AS  
  3K-0360 [1] SEAL-O-RING  
  8T-0119 [1] ELBOW  
 

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}
Procedure to Retrofit the 5 Ton Dual Lock Pin Grabber Quick Coupler with a New Cylinder and Wedge {5133, 6129}
Procedure to Retrofit the 5 Ton Dual Lock Pin Grabber Quick Coupler with a New Cylinder and Wedge {5133, 6129}
Specifications
Swing Boom Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Boom Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Stick Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Bucket Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Blade Lift Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Blade Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Hydraulic Cylinder - Thumb
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Hydraulic Cylinder - Quick Coupler
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications
Tilt Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators 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
Blade Hydraulic System
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System
Cylinders (Boom, Stick and Bucket)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators 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 Speed - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System
Cylinder Drift - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators 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}
Disassembly and Assembly
Blade Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems
Bucket Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems
Stick Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems
Boom Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems
Swing Boom Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems
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 305.5E2 CR :

CYLINDER GP-BOOM
512-7559 CYLINDER GP-BOOM
CYLINDER GP-BOOM
397-6974 CYLINDER GP-BOOM
CYLINDER GP-BOOM
397-6970 CYLINDER GP-BOOM
CYLINDER GP-BLADE
397-6965 CYLINDER GP-BLADE
CYLINDER GP-BLADE
397-6962 CYLINDER GP-BLADE
397-7125 CONTROL AR-PILOT HYDRAULIC
425-8089 CONTROL AR-COUPLER
425-8085 CONTROL AR-COUPLER
CYLINDER GP-BUCKET
397-6981 CYLINDER GP-BUCKET
CYLINDER GP-HYDRAULIC
268-8225 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
361-1077 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
455-6016 CYLINDER GP-HYDRAULIC
CYLINDER GP-STICK
397-6986 CYLINDER GP-STICK
CYLINDER GP-SWING BOOM
397-6976 CYLINDER GP-SWING BOOM
CYLINDER GP-TILT
246-0192 CYLINDER GP-TILT
377-4519 DRAIN GP-OIL
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