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285-5034 CYLINDER GP-SWING BOOM PART OF 264-8375 BOOM AR 303C CR MINI HYD EXCAVATOR


HYDRAULIC SYSTEM
CYLINDER GP
TANK GP
DRIVE GP

MINI HYD EXCAVATOR 303C CR MINI HYD EXCAVATOR BXT
 303C CR Mini Hydraulic Excavator BXT00001-UP (MACHINE) POWERED BY S3Q2 Engine SEBP4461 303C CR BXT   (2005)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BLADE
266-6979 CYLINDER GP-BLADE
CYLINDER GP-BLADE
286-6384 CYLINDER GP-BLADE
CYLINDER GP-BOOM
273-7033 CYLINDER GP-BOOM
CYLINDER GP-BOOM
284-0420 CYLINDER GP-BOOM
CYLINDER GP-BUCKET
266-6973 CYLINDER GP-BUCKET
CYLINDER GP-BUCKET
277-8672 CYLINDER GP-BUCKET
CYLINDER GP-BUCKET
277-8672 CYLINDER GP-BUCKET
CYLINDER GP-STICK
284-0863 CYLINDER GP-STICK
CYLINDER GP-SWING BOOM
285-5034 CYLINDER GP-SWING BOOM
CYLINDER GP-TILT
246-0192 CYLINDER GP-TILT
 

#SEBP44610200
 

285-5034: CYLINDER GP-SWING BOOM

285-5034 CYLINDER GP-SWING BOOM
PART OF 264-8375 BOOM AR
i02450163 SEBP4461
2855034 CYLINDER GP-SWING BOOM Parts scheme
  For full view, you need register

Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 265-8717 [2] BUSHING  
2. 285-5035 [1] CYLINDER AS-SWING BOOM  
3. 278-1983 [1] ROD AS  
4. 278-1984 [1] HEAD  
5. 237-6121 [1] BUSHING  
6. 146-3957 [1] RING  
7. 146-3958 [1] RING  
8. 095-1710 [1] SEAL-O-RING  
9. 237-8378 [1] RING  
10. 095-1711 [1] SEAL-O-RING  
11. 278-1985 [1] PISTON  
12. 146-3968 [1] SEAL AS  
13. 278-1986 [2] RING  
14. 216-7643 M [1] SETSCREW (M8X1.25X8-MM)  
15. 146-3969 [1] BALL  
16. 192-0638 [4] SEAL  
17. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
   
  278-1987 F [1] HEAD AS  
  278-1988 F [1] PISTON AS  
   
    AVAILABLE REPAIR KIT(S):
  279-0639 [1] KIT-SEAL (SWING BOOM CYLINDER)  
  F   NOT SHOWN
  M   METRIC PART
 

#SEBP44610201
 

246-0192: CYLINDER GP-TILT

246-0192 CYLINDER GP-TILT -BUCKET
76-MM (3-IN) BORE X 120-MM (4.72-IN) STROKE
PART OF 279-4325 BUCKET AR-TILTABLE
AN ATTACHMENT
i02489346 SEBP4461
2460192 CYLINDER GP-TILT Parts scheme
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Parts for your 303C 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  
  9T-4007 [2] BEARING  
10. 4T-6780 J [1] RING-WEAR  
11. 5P-8250 [1] WASHER (28X49X5-MM THK)  
12. 6F-7037 [1] BOLT (1-14X3.25-IN)  
13. 8J-2574 J [1] RING-BACKUP  
   
    AVAILABLE REPAIR KIT(S):
  235-0354 J KIT-SEAL (HYDRAULIC CYLINDER)(BUCKET CYLINDER)  
    (ALSO INCLUDES BACKUP RING & O-RING SEAL)
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP44610202
 

280-8532: DRAIN GP-ECOLOGY

280-8532 DRAIN GP-ECOLOGY -ENGINE, HYDRAULIC TANK
AN ATTACHMENT
i04263709 SEBP4461
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Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  276-0119 Y [1] DRAIN GP-ENGINE OIL (ECOLOGY)  
  274-6510 Y [1] DRAIN GP-OIL (ECOLOGY, HYDRAULIC TANK)  
    -OR-
  344-8839 Y [1] DRAIN GP-OIL (ECOLOGY, HYDRAULIC TANK)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP44610203
 

274-6509: DRAIN GP-OIL

274-6509 DRAIN GP-OIL -HYDRAULIC TANK, STANDARD
PART OF 280-8531 DRAIN GP-OIL
CANNOT BE USED WITH @@@@@274-6510@@@@@
AN ATTACHMENT
i02443948 SEBP4461
2746509 DRAIN GP-OIL Parts scheme
  For full view, you need register

Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 274-6505 [1] BRACKET AS  
2. 274-6548 [1] CLAMP  
3. 284-6218 [1] HOSE AS  
4. 148-8315 [1] CONNECTOR AS  
  2M-9780 [1] SEAL-O-RING  
  6V-8642 [1] CONNECTOR  
  7J-9108 [1] SEAL-O-RING  
5. 165-4935 [1] PLUG AS  
  6V-9510 [1] PLUG  
  7J-9108 [1] SEAL-O-RING  
6. 7I-2272 M [2] BOLT (M5X0.8X12-MM)  
7. 7X-0620 [2] WASHER-HARD (5.5X13X1.6-MM THK)  
8. 8T-4190 M [1] BOLT (M16X2X25-MM)  
9. 9X-8257 [1] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
 

#SEBP44610204
 

274-6510: DRAIN GP-OIL

274-6510 DRAIN GP-OIL -ECOLOGY, HYDRAULIC TANK
PART OF 280-8532 DRAIN GP-ECOLOGY
Type 1
CANNOT BE USED WITH @@@@@274-6509@@@@@
AN ATTACHMENT
i02443949 SEBP4461
2746510 DRAIN GP-OIL Parts scheme
  For full view, you need register

Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 101-4639 [1] PLUG AS-DRAIN (HYDRAULIC TANK)  
2. 159-3727 [1] TUBE AS-DRAIN  
3. 274-6505 [1] BRACKET AS  
4. 274-6533 [1] ADAPTER AS  
  7J-9108 [1] SEAL-O-RING  
  274-6532 [1] ADAPTER  
5. 274-6548 [1] CLAMP  
6. 284-6218 [1] HOSE AS  
7. 148-8315 CONNECTOR AS  
  2M-9780 [1] SEAL-O-RING  
  6V-8642 [1] CONNECTOR  
  7J-9108 [1] SEAL-O-RING  
8. 2M-9780 [1] SEAL-O-RING  
9. 7I-2272 M [2] BOLT (M5X0.8X12-MM)  
10. 8T-0328 [2] WASHER-HARD (5.5X10X1-MM THK)  
11. 8T-4190 M [1] BOLT (M16X2X25-MM)  
12. 9X-8257 [1] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
 

#SEBP44610205
 

274-6510: DRAIN GP-OIL

274-6510 DRAIN GP-OIL -ECOLOGY, HYDRAULIC TANK
PART OF 280-8532 DRAIN GP-ECOLOGY
Type 2
CANNOT BE USED WITH @@@@@274-6509@@@@@
AN ATTACHMENT
i02640307 SEBP4461
2746510 DRAIN GP-OIL Parts scheme
  For full view, you need register

Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 296-3111 C [1] PLUG-DRAIN (HYDRAULIC TANK)  
2. 296-3112 C [1] TUBE AS-DRAIN  
3. 274-6505 [1] BRACKET AS  
4. 274-6533 [1] ADAPTER AS  
  7J-9108 [1] SEAL-O-RING  
  274-6532 [1] ADAPTER  
5. 274-6548 [1] CLAMP  
6. 284-6218 [1] HOSE AS  
7. 148-8315 [1] CONNECTOR AS  
  2M-9780 [1] SEAL-O-RING  
  6V-8642 [1] CONNECTOR  
  7J-9108 [1] SEAL-O-RING  
8. 2M-9780 [1] SEAL-O-RING  
9. 7I-2272 M [2] BOLT (M5X0.8X12-MM)  
10. 7X-0620 [2] WASHER-HARD (5.5X13X1.6-MM THK)  
11. 8T-4190 M [1] BOLT (M16X2X25-MM)  
12. 9X-8257 [1] WASHER (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
 

#SEBP44610206
 

280-8531: DRAIN GP-OIL

280-8531 DRAIN GP-OIL -HYDRAULIC TANK, STANDARD
AN ATTACHMENT
i04430490 SEBP4461
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Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  274-6509 Y [1] DRAIN GP-OIL (HYDRAULIC TANK, STANDARD)  
    -OR-
  344-8837 Y [1] DRAIN GP-OIL (HYDRAULIC TANK, STANDARD)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP44610207
 

344-8837: DRAIN GP-OIL

344-8837 DRAIN GP-OIL -HYDRAULIC TANK, STANDARD
PART OF 280-8531 DRAIN GP-OIL
AN ATTACHMENT
i04430489 SEBP4461
3448837 DRAIN GP-OIL Parts scheme
  For full view, you need register

Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 345-0712 [1] HOSE AS  
2. 355-4737 [1] PLATE  
3. 148-8315 [1] CONNECTOR AS  
  2M-9780 [1] SEAL-O-RING  
  6V-8642 [1] CONNECTOR  
  7J-9108 [1] SEAL-O-RING  
4. 165-4935 [1] PLUG AS  
  6V-9510 [1] PLUG  
  7J-9108 [1] SEAL-O-RING  
5. 4H-2558 [1] GROMMET  
6. 8T-4190 M [1] BOLT (M16X2X25-MM)  
7. 9X-8257 [1] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
 

#SEBP44610208
 

344-8839: DRAIN GP-OIL

344-8839 DRAIN GP-OIL -ECOLOGY, HYDRAULIC TANK
PART OF 280-8532 DRAIN GP-ECOLOGY
AN ATTACHMENT
i04263730 SEBP4461
3448839 DRAIN GP-OIL Parts scheme
  For full view, you need register

Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 274-6533 [1] ADAPTER AS  
  7J-9108 [1] SEAL-O-RING  
  274-6532 [1] ADAPTER  
2. 345-0712 [1] HOSE AS  
3. 355-4737 [1] PLATE  
4. 148-8315 [1] CONNECTOR AS  
  2M-9780 [1] SEAL-O-RING  
  6V-8642 [1] CONNECTOR  
  7J-9108 [1] SEAL-O-RING  
5. 296-3111 [1] PLUG-DRAIN (HYDRAULIC TANK OIL)  
6. 296-3112 [1] TUBE AS-DRAIN  
7. 2M-9780 [1] SEAL-O-RING  
8. 4H-2558 [1] GROMMET  
9. 8T-4190 M [1] BOLT (M16X2X25-MM)  
10. 9X-8257 [1] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
 

#SEBP44610209
 

284-0879: DRIVE GP-SWING

284-0879 DRIVE GP-SWING
PART OF 265-8753 MOTOR & MTG GP-SWING
i02442588 SEBP4461
2840879 DRIVE GP-SWING Parts scheme
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Parts for your 303C CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 280-2355 Y [1] PLANETARY GP-SWING DRIVE  
2. 280-2356 Y [1] MOTOR GP-SWING  
  Y   SEPARATE ILLUSTRATION
 

Information:

Operation and Maintenance Manual
Swing Frame and Cylinder Bearings - Lubricate
303C CR, 303.5C CR, 304C CR and 305C CR Mini Hydraulic Excavators
Special Instruction
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{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
Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Specifications
Blade Lift Cylinder
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder - Swing
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Stick Cylinder
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Bucket Cylinder
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Bucket Cylinder
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Boom Cylinder
303.5C CR and 303C CR Mini Hydraulic Excavators Machine System Specifications
Tool Operating Manual
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
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}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Systems Operation
Cylinders (Boom, Stick and Bucket)
303.5C CR and 303C CR Mini Hydraulic Excavators Hydraulic System
Blade Hydraulic System
303.5C CR and 303C 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}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 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
303C CR and 303.5C CR Mini Hydraulic Excavators Hydraulic System
Cylinder Speed - Check
303C CR and 303.5C 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
Swing Boom Cylinder - Remove and Install
303.5C and 303C Mini Hydraulic Excavators Machine Systems
Blade Cylinder - Remove and Install
303.5C and 303C Mini Hydraulic Excavators Machine Systems
Boom Cylinder - Remove and Install
303.5C and 303C Mini Hydraulic Excavators Machine Systems
Bucket Cylinder - Remove and Install
303.5C and 303C Mini Hydraulic Excavators Machine Systems
Stick Cylinder - Remove and Install
303.5C and 303C Mini Hydraulic Excavators Machine Systems
Service Magazine
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2013/02/28
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
2009/01/05
A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Caterpillar Parts SIS Catalog 303C CR :

CYLINDER GP-STICK
284-0863 CYLINDER GP-STICK
CYLINDER GP-BUCKET
277-8672 CYLINDER GP-BUCKET
CYLINDER GP-BUCKET
277-8672 CYLINDER GP-BUCKET
CYLINDER GP-BUCKET
266-6973 CYLINDER GP-BUCKET
CYLINDER GP-BOOM
284-0420 CYLINDER GP-BOOM
CYLINDER GP-BOOM
273-7033 CYLINDER GP-BOOM
CYLINDER GP-BLADE
286-6384 CYLINDER GP-BLADE
CYLINDER GP-BLADE
266-6979 CYLINDER GP-BLADE
CYLINDER GP-TILT
246-0192 CYLINDER GP-TILT
280-8532 DRAIN GP-ECOLOGY
DRAIN GP-OIL
274-6509 DRAIN GP-OIL
DRAIN GP-OIL
274-6510 DRAIN GP-OIL
DRAIN GP-OIL
274-6510 DRAIN GP-OIL
280-8531 DRAIN GP-OIL
DRAIN GP-OIL
344-8837 DRAIN GP-OIL
DRAIN GP-OIL
344-8839 DRAIN GP-OIL

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