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278-1969 CYLINDER GP-BUCKET 60-MM (2.4-IN) BORE X 200-MM (7.9-IN) STROKE PART OF 426-6537, 426-6947, 426-6970 BUCKET AR-MULTIPURPOSE AN ATTACHMENT 304.5E2


HYDRAULIC SYSTEM
CYLINDER GP

MINI HYD EXCAVATOR 304.5E2 MINI HYD EXCAVATOR FXT
 304.5E Mini Hydraulic Excavator FXT00001-UP (MACHINE) POWERED BY C2.4 SEBP7615 304.5E2 FXT   (2015)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BOOM
478-7045 CYLINDER GP-BOOM
CYLINDER GP-BOOM
478-7046 CYLINDER GP-BOOM
CYLINDER GP-BUCKET
278-1969 CYLINDER GP-BUCKET
CYLINDER GP-BUCKET
397-6979 CYLINDER GP-BUCKET
CYLINDER GP-HYDRAULIC
225-9521 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
268-8224 CYLINDER GP-HYDRAULIC
 

#SEBP76150200
 

278-1969: CYLINDER GP-BUCKET

278-1969 CYLINDER GP-BUCKET
60-MM (2.4-IN) BORE X 200-MM (7.9-IN) STROKE
PART OF 426-6537, 426-6947, 426-6970 BUCKET AR-MULTIPURPOSE
AN ATTACHMENT
i02501149 SEBP7615
2781969 CYLINDER GP-BUCKET Parts scheme
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Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7D-8508 [1] NUT-FULL (7/8-14-THD)  
2. 254-9097 [1] BUSHING  
3. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
    AVAILABLE REPAIR KIT(S):
  278-1970 [1] KIT-SEAL (HYDRAULIC CYLINDER)  
    (INCLUDES O-RINGS, WEAR RINGS, BACKUP RING, U-CUP SEAL, WIPER SEAL & SEAL)
 

#SEBP76150201
 

397-6979: CYLINDER GP-BUCKET

397-6979 CYLINDER GP-BUCKET
75-MM (3-IN) BORE X 496.5-MM (19.6-IN) STROKE
PART OF 397-7073, 397-7074 LINKAGE AR-BUCKET
AN ATTACHMENT
i05841938 SEBP7615
3976979 CYLINDER GP-BUCKET Parts scheme
  For full view, you need register

Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 469-0705 [1] ROD AS  
2. 469-0706 [1] HEAD  
3. 469-0707 [1] CYLINDER AS  
4. 469-0708 [1] PISTON  
5. 469-0674 [1] NUT (1-1/4-12-THD)  
6. 469-0710 [1] TUBE AS  
7. 8T-4121 [1] WASHER-HARD (11X21X2.5-MM THK)  
8. 3B-8488 [1] FITTING-GREASE (1/8-27 PTF)  
9. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
10. 265-8716 [2] BUSHING  
11. 192-0638 [4] SEAL  
12. 360-3692 [2] PLUG  
13. 3J-1907 [2] SEAL-O-RING  
14. 6V-8212 M [1] BOLT (M10X1.5X16-MM)  
   
    AVAILABLE REPAIR KIT(S):
  469-0711 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED J IN THE GRAPHIC)
  M   METRIC PART
 

#SEBP76150202
 

225-9521: CYLINDER GP-HYDRAULIC

225-9521 CYLINDER GP-HYDRAULIC -ANGLE BLADE
63-MM (2.5-IN) BORE X 300-MM (11.8-IN) STROKE
PART OF 230-5406 CYLINDER & MTG GP-ANGLE BLADE
AN ATTACHMENT
i01829254 SEBP7615
2259521 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 214-5555 [1] ROD END AS  
   
    AVAILABLE REPAIR KIT(S):
  177-1958 [1] KIT-SEAL  
    (INCLUDES O-RINGS, SEALS, BACKUP RINGS, PISTON SEAL, PISTON GUIDE RING, ROD GUIDE RING & WIPER RINGS)
 

#SEBP76150203
 

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 452-2742 CYLINDER & LINES GP-THUMB
AN ATTACHMENT
i05883190 SEBP7615
2688224 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 304.5E2 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)  
 

#SEBP76150204
 

361-1125: CYLINDER GP-HYDRAULIC

361-1125 CYLINDER GP-HYDRAULIC
PART OF 361-1123 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i05844352 SEBP7615
3611125 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 304.5E2 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
 

#SEBP76150205
 

485-5287: CYLINDER GP-HYDRAULIC

485-5287 CYLINDER GP-HYDRAULIC
PART OF 485-5243 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i07692861 SEBP7615
4855287 CYLINDER GP-HYDRAULIC Parts scheme
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Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] PLUG  
2. 361-1128 [1] SEAL  
3. 361-1156 [1] PISTON  
4. 479-0646 J [1] VALVE AS-COUNTERBALANCE  
5. 485-5282 [1] KIT-SEAL  
    (INCLUDES SEALS & O-RING SEALS)
6. 485-5285 [1] PISTON  
7. 485-5286 [1] ROD AS  
8. 216-8994 [1] SEAL-O-RING  
9. 6V-5192 M [1] BOLT-SOCKET HEAD (M8X1.25X30-MM)  
   
    AVAILABLE REPAIR KIT(S):
  499-9314 J KIT-SEAL (COUNTERBALANCE VALVE)  
    (INCLUDES O-RINGS & BACKUP RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP76150206
 

397-6984: CYLINDER GP-STICK

397-6984 CYLINDER GP-STICK
80-MM (3.2-IN) BORE X 597-MM (23.5-IN) STROKE
PART OF 397-7172 LINES AR-STICK, 397-7062 STICK AR
AN ATTACHMENT
i05867011 SEBP7615
3976984 CYLINDER GP-STICK Parts scheme
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Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 469-0699 [1] ROD AS  
2. 469-0700 [1] HEAD  
3. 469-0701 [1] CYLINDER AS  
4. 469-0702 [1] PISTON  
5. 2J-3950 [1] LOCKNUT (1-1/2-12-THD)  
6. 3J-1907 [2] SEAL-O-RING  
7. 3B-8488 [2] FITTING-GREASE (1/8-27 PTF)  
8. 265-8717 [2] BUSHING  
9. 192-0638 [4] SEAL  
10. 360-3692 [2] PLUG  
   
    AVAILABLE REPAIR KIT(S):
  469-0704 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED J IN THE GRAPHIC)
 

#SEBP76150207
 

397-6975: CYLINDER GP-SWING BOOM

397-6975 CYLINDER GP-SWING BOOM
85-MM (3.4-IN) BORE X 483-MM (19.1-IN) STROKE
PART OF 397-7012 BOOM AR
ALSO AN ATTACHMENT
i05836265 SEBP7615
3976975 CYLINDER GP-SWING BOOM Parts scheme
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Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 469-0727 [1] ROD AS  
2. 469-0725 [1] HEAD  
3. 469-0726 [1] CYLINDER AS  
4. 469-0694 [1] PISTON  
5. 469-0695 [1] NUT  
6. 7J-0204 [2] SEAL-O-RING  
7. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
8. 265-8717 [2] BUSHING  
9. 192-0638 [4] SEAL  
10. 360-3689 [2] PLUG-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  469-0729 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED "J" IN THE GRAPHIC)
 

#SEBP76150208
 

438-8391: CYLINDER GP-TILT

438-8391 CYLINDER GP-TILT -RH
PART OF 452-5591 COUPLER AR-QUICK
ALSO AN ATTACHMENT
i06217626 SEBP7615
4388391 CYLINDER GP-TILT Parts scheme
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Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-0530 [1] CYLINDER AS  
2. 461-0531 [1] ROD AS  
3. 461-0532 [1] PISTON  
4. 461-0533 [1] NUT  
5. 461-0534 [1] HEAD  
6. 461-0535 [2] BUSHING  
7. 3B-8485 [1] ELBOW  
   
    AVAILABLE REPAIR KIT(S):
  461-0536 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED "J" IN THE GRAPHIC)
 

#SEBP76150209
 

438-8392: CYLINDER GP-TILT

438-8392 CYLINDER GP-TILT
PART OF 452-5591 COUPLER AR-QUICK
ALSO AN ATTACHMENT
i06217632 SEBP7615
4388392 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 304.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 461-0537 [1] CYLINDER AS  
2. 461-0531 [1] ROD AS  
3. 461-0532 [1] PISTON  
4. 461-0533 [1] NUT  
5. 461-0534 [1] HEAD  
6. 461-0535 [2] BUSHING  
7. 3B-8485 [1] ELBOW  
   
    AVAILABLE REPAIR KIT(S):
  461-0536 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED "J" IN THE GRAPHIC)
 

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}
Technical Information Bulletin
Hydraulic Cylinders May Leak on Certain 303.5E2, 304.5E2, and 304E2 Mini Hydraulic Excavators {5457}
Hydraulic Cylinders May Leak on Certain 303.5E2, 304.5E2, and 304E2 Mini Hydraulic Excavators {5457}
Boom, Stick, Bucket, and Blade Hydraulic Cylinders May Leak on Certain 303.5E2, 304E2, and 304.5E2 Mini Hydraulic Excavators {5113, 5456, 5457, 5458}
Boom, Stick, Bucket, and Blade Hydraulic Cylinders May Leak on Certain 303.5E2, 304E2, and 304.5E2 Mini Hydraulic Excavators {5113, 5456, 5457, 5458}
Specifications
Boom Lines
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Swing Boom Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Stick Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Blade Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Cylinder Guard
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Bucket Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Blade Cylinder - Angle
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5E2 CR, 304.5E2 XTC, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine System Specifications
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
Cylinder Speed - 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
Bucket Cylinder - Remove and Install
304.5E2 XTC Mini Hydraulic Excavators Machine Systems
Stick Cylinder - Remove and Install
304.5E2 XTC Mini Hydraulic Excavators Machine Systems
Boom Cylinder - Remove and Install
304.5E2 XTC Mini Hydraulic Excavators Machine Systems
Blade Cylinder - Remove and Install - XTC
304.5E2 XTC Mini Hydraulic Excavators Machine Systems
Swing Boom Cylinder - Remove and Install
304.5E2 XTC Mini Hydraulic Excavators Machine Systems
Tilt Cylinder - Remove and Install
304.5E2 XTC 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}
Improved Seal Kits for Cylinders are Now Used on Certain 303.5E2, 304.5E2, and 304E2 Mini Hydraulic Excavators {5456}
Improved Seal Kits for Cylinders are Now Used on Certain 303.5E2, 304.5E2, and 304E2 Mini Hydraulic Excavators {5456}

Caterpillar Parts SIS Catalog 304.5E2 :

CYLINDER GP-BOOM
478-7046 CYLINDER GP-BOOM
CYLINDER GP-BOOM
478-7045 CYLINDER GP-BOOM
CYLINDER GP-BLADE
487-4410 CYLINDER GP-BLADE
CYLINDER & MTG GP-ANGLE BLADE
230-5406 CYLINDER & MTG GP-ANGLE BLADE
CYLINDER & LINES GP-THUMB
452-2742 CYLINDER & LINES GP-THUMB
COVER GP-VALVE
501-8136 COVER GP-VALVE
COVER GP-LINES
162-5236 COVER GP-LINES
425-8087 CONTROL AR-COUPLER
CYLINDER GP-BUCKET
397-6979 CYLINDER GP-BUCKET
CYLINDER GP-HYDRAULIC
225-9521 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
268-8224 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
361-1125 CYLINDER GP-HYDRAULIC
CYLINDER GP-HYDRAULIC
485-5287 CYLINDER GP-HYDRAULIC
CYLINDER GP-STICK
397-6984 CYLINDER GP-STICK
CYLINDER GP-SWING BOOM
397-6975 CYLINDER GP-SWING BOOM
CYLINDER GP-TILT
438-8391 CYLINDER GP-TILT
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