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305-6716 CYLINDER GP-THUMB PART OF 504-6176 CYLINDER & LINES GP-THUMB AN ATTACHMENT 308 MINI HYD EXCAVATOR


HYDRAULIC SYSTEM
CYLINDER GP
FILTER GP
CYLINDER GP
HYDRAULIC GP

MINI HYD EXCAVATOR 308 MINI HYD EXCAVATOR GG8
 308 CR Mini Hydraulic Excavator GG800001-UP (MACHINE) POWERED BY C3.3B Engine M0096123 308 GG8   (2018)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BUCKET
521-2883 CYLINDER GP-BUCKET
CYLINDER GP-COUPLER
485-5289 CYLINDER GP-COUPLER
CYLINDER GP-THUMB
305-6716 CYLINDER GP-THUMB
CYLINDER GP-VARIABLE ADJ BOOM
519-8850 CYLINDER GP-VARIABLE ADJ BOOM
GUARD AS-BLADE CYLINDER
550-1905 GUARD AS-BLADE CYLINDER
LINES GP-COUPLER
515-7897 LINES GP-COUPLER
 

#M00961230220
 

305-6716: CYLINDER GP-THUMB

305-6716 CYLINDER GP-THUMB
PART OF 504-6176 CYLINDER & LINES GP-THUMB
AN ATTACHMENT
i02901571 M0096123
3056716 CYLINDER GP-THUMB Parts scheme
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Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 276-4170 [1] PISTON  
2. 276-4171 [1] HEAD  
3. 282-6836 [1] STOP  
4. 305-6713 [1] ROD AS  
5. 305-6714 [1] CYLINDER AS (THUMB)  
6. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)(HYDRAULIC)  
7. 9R-0320 [4] BUSHING  
   
    AVAILABLE REPAIR KIT(S):
  276-4172 [1] KIT-SEAL  
    (INCLUDES SEALS, RINGS & SETSCREW)
 

#M00961230221
 

519-8850: CYLINDER GP-VARIABLE ADJ BOOM

519-8850 CYLINDER GP-VARIABLE ADJ BOOM
100-MM (4-IN) BORE X 372-MM (14.6-IN) STROKE
PART OF 514-8074 LINES AR-STICK
AN ATTACHMENT
i07546490 M0096123
5198850 CYLINDER GP-VARIABLE ADJ BOOM Parts scheme
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Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (NO BREAKDOWN OF SERVICEABLE PARTS AVAILABLE AT TIME OF PUBLICATION)
 

#M00961230222
 

515-3268: FILTER GP-OIL

515-3268 FILTER GP-OIL -HYDRAULIC FILTER
PART OF 513-1375, 551-2207 TANK & FILTER GP-HYDRAULIC
i07542350 M0096123
5153268 FILTER GP-OIL Parts scheme
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Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 519-9926 [1] FILTER ELEMENT AS-OIL  
2. 6V-5657 [1] SEAL-O-RING  
3. 054-6854 [1] SEAL-O-RING  
4. 105-3484 M [4] BOLT-SOCKET HEAD (M10X1.5X25-MM)  
5. 549-2188 [1] COVER AS-FILTER  
  M   METRIC PART
 

#M00961230223
 

550-1905: GUARD AS-BLADE CYLINDER

550-1905 GUARD AS-BLADE CYLINDER
PART OF 512-2524, 512-2526 BLADE AR-STRAIGHT
AN ATTACHMENT
i07546233 M0096123
5501905 GUARD AS-BLADE CYLINDER Parts scheme
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Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 550-1904 [1] GUARD AS-CYLINDER  
2. 8T-4192 M [3] BOLT (M12X1.75X25-MM)  
3. 8T-4223 [3] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
 

#M00961230224
 

512-1420: HYDRAULIC AR

512-1420 HYDRAULIC AR
PART OF 512-1401 COMMON AR
i07542238 M0096123
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Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  512-1893 Y [1] LINES GP-RETURN  
  512-5201 Y [1] LINES GP-SWING MOTOR  
  522-1622 Y [1] MOTOR & MTG GP-SWING  
  512-1569 Y [1] TANK & MTG GP-HYDRAULIC  
  Y   SEPARATE ILLUSTRATION
 

#M00961230225
 

514-3230: HYDRAULIC AR

514-3230 HYDRAULIC AR -1-WAY, 2-WAY FLOW
PART OF 563-2070 STICK & CONTROL AR-AUXILIARY, 563-2071 STICK AR
FOR USE WITH @@@@@520-0765@@@@@, @@@@@520-0769@@@@@
AN ATTACHMENT
i07546184 M0096123
  For full view, you need register

Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  566-9891 Y [1] FILM GP (1-WAY, 2-WAY)  
  551-4077 Y [1] FILM GP (AUXILIARY)  
  513-6063 Y [1] LINES GP-CONTROL (BOOM)  
  513-9196 Y [1] LINES GP-FRONT (AUXILIARY)  
  512-5198 Y [1] LINES GP-PILOT  
  511-3201 Y [1] LINES GP-PUMP  
  492-1649 Y [1] MOUNTING GP-ENGINE  
  515-0451 Y [1] PUMP & MTG GP-MAIN HYDRAULIC  
  515-3526 Y [1] VALVE & MTG GP-BANK  
  511-6241 Y [1] WIRING GP-FRONT (SWING BOOM)  
  Y   SEPARATE ILLUSTRATION
 

#M00961230226
 

514-3235: HYDRAULIC AR

514-3235 HYDRAULIC AR -2ND AUXILIARY
PART OF 563-2082, 563-2083 STICK & CONTROL AR-AUXILIARY
FOR USE WITH @@@@@520-0800@@@@@, @@@@@520-0820@@@@@
AN ATTACHMENT
i07546455 M0096123
  For full view, you need register

Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  566-9891 Y [1] FILM GP (1-WAY, 2-WAY)  
  551-4077 Y [1] FILM GP (AUXILIARY)  
  513-6063 Y [1] LINES GP-CONTROL (BOOM)  
  513-9196 Y [1] LINES GP-FRONT (AUXILIARY)  
  513-9202 Y [1] LINES GP-FRONT (2ND AUXILIARY)  
  512-5198 Y [1] LINES GP-PILOT  
  511-3201 Y [1] LINES GP-PUMP  
  492-1649 Y [1] MOUNTING GP-ENGINE  
  515-0451 Y [1] PUMP & MTG GP-MAIN HYDRAULIC  
  515-3529 Y [1] VALVE & MTG GP-BANK  
  511-6241 Y [1] WIRING GP-FRONT (SWING BOOM)  
  Y   SEPARATE ILLUSTRATION
 

#M00961230227
 

514-3240: HYDRAULIC AR

514-3240 HYDRAULIC AR -AUXILIARY PUMP
FOR USE WITH @@@@@520-0800@@@@@, @@@@@520-0820@@@@@
AN ATTACHMENT
i07546280 M0096123
  For full view, you need register

Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  566-9891 Y [1] FILM GP  
  551-4078 Y [1] FILM GP  
  513-6063 Y [1] LINES GP-CONTROL  
  513-9217 Y [1] LINES GP-FRONT  
  512-5198 Y [1] LINES GP-PILOT  
  520-4891 Y [1] LINES GP-PILOT  
  511-4977 Y [1] LINES GP-PUMP  
  520-5981 Y [1] LINES GP-RETURN  
  515-0452 Y [1] PUMP & MTG GP-MAIN HYDRAULIC  
  515-3526 Y [1] VALVE & MTG GP-BANK  
  516-3705 Y [1] VALVE & MTG GP-BANK (AUXILIARY)  
  511-6226 Y [1] WIRING GP-AUXILIARY CONTROL  
  511-6241 Y [1] WIRING GP-FRONT (SWING BOOM)  
  Y   SEPARATE ILLUSTRATION
 

#M00961230228
 

517-8129: HYDRAULIC AR

517-8129 HYDRAULIC AR -2ND AUXILIARY
PART OF 563-2092 STICK & CONTROL AR-AUXILIARY
FOR USE WITH @@@@@520-0781@@@@@
AN ATTACHMENT
i07546510 M0096123
  For full view, you need register

Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  551-4077 Y [1] FILM GP (AUXILIARY)  
  566-9866 Y [1] FILM GP (VARIABLE ADJUSTABLE BOOM)  
  513-6063 Y [1] LINES GP-CONTROL (BOOM)  
  513-9196 Y [1] LINES GP-FRONT (AUXILIARY)  
  517-8120 Y [1] LINES GP-FRONT (VARIABLE ADJUSTABLE BOOM)  
  513-9202 Y [1] LINES GP-FRONT (2ND AUXILIARY)  
  517-8114 Y [1] LINES GP-PILOT  
  511-3201 Y [1] LINES GP-PUMP  
  492-1649 Y [1] MOUNTING GP-ENGINE  
  515-0451 Y [1] PUMP & MTG GP-MAIN HYDRAULIC  
  515-3533 Y [1] VALVE & MTG GP-BANK  
  511-6242 Y [1] WIRING GP-FRONT (VARIABLE ADJUSTABLE BOOM)  
  Y   SEPARATE ILLUSTRATION
 

#M00961230229
 

520-0774: HYDRAULIC AR

520-0774 HYDRAULIC AR -AUXILIARY PUMP
FOR USE WITH @@@@@520-0781@@@@@
AN ATTACHMENT
i07546535 M0096123
  For full view, you need register

Parts for your 308 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  566-9866 Y [1] FILM GP (VARIABLE ADJUSTABLE BOOM)  
  551-4078 Y [1] FILM GP  
  513-6063 Y [1] LINES GP-CONTROL  
  513-9217 Y [1] LINES GP-FRONT (AUXILIARY)  
  517-8120 Y [1] LINES GP-FRONT (VARIABLE ADJUSTABLE BOOM)  
  517-8114 Y [1] LINES GP-PILOT  
  520-4891 Y [1] LINES GP-PILOT  
  511-4977 Y [1] LINES GP-PUMP  
  520-5981 Y [1] LINES GP-RETURN  
  515-0452 Y [1] PUMP & MTG GP-MAIN HYDRAULIC  
  515-3533 Y [1] VALVE & MTG GP-BANK  
  516-3705 Y [1] VALVE & MTG GP-BANK (AUXILIARY)  
  511-6226 Y [1] WIRING GP-AUXILIARY CONTROL  
  511-6242 Y [1] WIRING GP-FRONT (VARIABLE ADJUSTABLE BOOM)  
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
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
Tee Assembly Fitting is Not Included in Thumb Kits for Certain 308 Mini Hydraulic Excavators {5057, 5362}
Tee Assembly Fitting is Not Included in Thumb Kits for Certain 308 Mini Hydraulic Excavators {5057, 5362}
Specifications
Cylinder (Thumb)
307, 308, 309 and 310 EXCAVATOR
Blade Lift Cylinder
307, 308, 309 and 310 EXCAVATOR
Cylinder Mounting - Thumb
307, 308, 309 and 310 EXCAVATOR
Bucket Cylinder
307, 308, 309 and 310 EXCAVATOR
Swing Boom Cylinder
307, 308, 309 and 310 EXCAVATOR
Boom Cylinder
307, 308, 309 and 310 EXCAVATOR
Boom Cylinder - Variable Angle Boom
307, 308, 309 and 310 EXCAVATOR
Stick Cylinder
307, 308, 309 and 310 EXCAVATOR
Boom Cylinder
307, 308, 309 and 310 EXCAVATOR
Stick Cylinder
307, 308, 309 and 310 EXCAVATOR
Cylinder Guard
307, 308, 309 and 310 EXCAVATOR
Systems Operation
Boom Cylinder
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System
Boom Cylinder - Swing Boom
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System
Stick Cylinder
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System
Bucket Cylinder
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System
Blade Hydraulic System
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System
Blade Cylinder
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine 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
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine System
Cylinder Speed - Check
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine 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
Offset Boom Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems
Blade Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems
Bucket Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems
Stick Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems
Stick Cylinder - Disassemble
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems
Stick Cylinder - Assemble
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems
Boom Cylinder - Remove and Install
307.5, 308, 308.5, 309, and 310 Mini Hydraulic Excavator Machine Systems

Caterpillar Parts SIS Catalog 308 :

CYLINDER GP-COUPLER
485-5289 CYLINDER GP-COUPLER
CYLINDER GP-BUCKET
521-2883 CYLINDER GP-BUCKET
CYLINDER GP-BLADE
374-1857 CYLINDER GP-BLADE
CYLINDER & LINES GP-THUMB
504-6176 CYLINDER & LINES GP-THUMB
CYLINDER & LINES GP-STICK
524-0077 CYLINDER & LINES GP-STICK
CYLINDER & LINES GP-STICK
524-0076 CYLINDER & LINES GP-STICK
514-8067 CYLINDER & LINES GP-STICK
CYLINDER & LINES GP-HYDRAULIC
515-5483 CYLINDER & LINES GP-HYDRAULIC
CYLINDER GP-VARIABLE ADJ BOOM
519-8850 CYLINDER GP-VARIABLE ADJ BOOM
FILTER GP-OIL
515-3268 FILTER GP-OIL
GUARD AS-BLADE CYLINDER
550-1905 GUARD AS-BLADE CYLINDER
512-1420 HYDRAULIC AR
514-3230 HYDRAULIC AR
514-3235 HYDRAULIC AR
514-3240 HYDRAULIC AR
517-8129 HYDRAULIC AR
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