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421-5468 VALVE GP-CONTROL -AUXILIARY PART OF 456-1821 VALVE GP-MAIN CONTROL ALSO AN ATTACHMENT 305.5E2


HYDRAULIC SYSTEM
VALVE GP-CONTROL
VALVE GP-MANUAL

MINI HYD EXCAVATOR 305.5E2 MINI HYD EXCAVATOR WE2
 305.5E2 Mini Hydraulic Excavator WE200001-UP (MACHINE) POWERED BY C2.4 Engine SEBP7625 305.5E2 WE2   (2015)

HYDRAULIC SYSTEM

VALVE GP-CONTROL
VALVE GP-CONTROL
421-5464 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5465 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5468 VALVE GP-CONTROL
VALVE GP-CONTROL
437-2880 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1757 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1758 VALVE GP-CONTROL
 

#SEBP76250190
 

421-5468: VALVE GP-CONTROL

421-5468 VALVE GP-CONTROL -AUXILIARY
PART OF 456-1821 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i05460256 SEBP7625
4215468 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, CAP-SCREWS & O-RING SEALS)
3. 421-5452 [1] VALVE GP-CHECK (LOAD CHECK)  
 

#SEBP76250191
 

437-2880: VALVE GP-CONTROL

437-2880 VALVE GP-CONTROL -SWING
PART OF 456-1821, 456-1837, 520-4441 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i05508469 SEBP7625
4372880 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, SCREW CAPS & O-RING SEALS)
3. 421-5452 [1] VALVE GP-CHECK (LOAD CHECK)  
 

#SEBP76250192
 

456-1757: VALVE GP-CONTROL

456-1757 VALVE GP-CONTROL -TRAVEL LEFT
PART OF 456-1821 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i05909019 SEBP7625
4561757 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, CAP-SCREWS & O-RING SEALS)
3. 421-5459 [1] VALVE GP-CHECK (LOAD CHECK)  
  2M-9780 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  7J-9108 [1] SEAL-O-RING  
 

#SEBP76250193
 

456-1758: VALVE GP-CONTROL

456-1758 VALVE GP-CONTROL -TRAVEL RIGHT
PART OF 456-1821 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i05909018 SEBP7625
4561758 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, SCREW CAPS & O-RING SEALS)
3. 421-5459 [1] VALVE GP-CHECK (LOAD CHECK)  
  2M-9780 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  7J-9108 [1] SEAL-O-RING  
4. 499-9303 [1] VALVE-CHECK  
 

#SEBP76250194
 

456-1857: VALVE GP-CONTROL

456-1857 VALVE GP-CONTROL -AUXILIARY
S/N WE21187-UP
PART OF 520-4441 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i07177327 SEBP7625
4561857 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, CAP-SCREWS & O-RING SEALS)
3. 421-5452 [1] VALVE GP-CHECK (LOAD CHECK)  
 

#SEBP76250195
 

456-1858: VALVE GP-CONTROL

456-1858 VALVE GP-CONTROL -TRAVEL
S/N WE21187-UP
PART OF 520-4441 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i07177325 SEBP7625
4561858 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, CAP-SCREWS & O-RING SEALS)
3. 421-5459 [1] VALVE GP-CHECK (LOAD CHECK)  
  2M-9780 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  7J-9108 [1] SEAL-O-RING  
 

#SEBP76250196
 

456-1821: VALVE GP-MAIN CONTROL

456-1821 VALVE GP-MAIN CONTROL -8-BANK
PART OF 453-7396 MOUNTING GP-VALVE
ALSO AN ATTACHMENT
i06657456 SEBP7625
4561821 VALVE GP-MAIN CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 421-5444 [1] KIT-FASTENER  
    (INCLUDES TIE-RODS, WASHERS & NUTS)
2. 421-5445 [7] KIT-SEAL  
3. 421-5446 [2] KIT-SEAL  
    (EACH KIT-SEAL INCLUDES O-RING SEALS)
4. 421-5447 [1] MANIFOLD GP-CONTROL (INLET)  
5. 437-2880 Y [1] VALVE GP-CONTROL (SWING)  
6. 421-5454 Y [1] VALVE GP-CONTROL (BOOM)  
7. 456-1758 Y [1] VALVE GP-CONTROL (TRAVEL RIGHT)  
8. 421-5462 Y [1] VALVE GP-CONTROL (BUCKET)  
9. 421-5464 Y [1] VALVE GP-CONTROL (STICK)  
10. 421-5465 Y [1] VALVE GP-CONTROL (BLADE)  
11. 421-5468 Y [1] VALVE GP-CONTROL (AUXILIARY)  
12. 421-5470 [1] MANIFOLD GP-CONTROL (OUTLET)  
13. 456-1757 Y [1] VALVE GP-CONTROL (TRAVEL LEFT)  
14. 558-9827 T [1] VALVE GP-PRESSURE REDUCING (PILOT)  
15. 543-2532 [1] VALVE AS-RELIEF (BOOM DOWN)  
15A. 543-2532 [1] VALVE AS-RELIEF (BUCKET DIG)  
15B. 543-2532 [1] VALVE AS-RELIEF (BUCKET DUMP)  
15C. 543-2532 [1] VALVE AS-RELIEF (STICK IN)  
15D. 543-2532 [1] VALVE AS-RELIEF (STICK OUT)  
15E. 543-2532 [1] VALVE AS-RELIEF (BLADE DOWN)  
15F. 543-2532 [1] VALVE AS-RELIEF (BLADE LIFT)  
15G. 543-2532 [1] VALVE AS-RELIEF (AUXILIARY, RH)  
15H. 543-2532 [1] VALVE AS-RELIEF (AUXILIARY, LH)  
    (EACH INCLUDES)
  228-7103 [1] SEAL-O-RING  
16. 421-5456 [1] VALVE GP-RELIEF (BOOM UP)  
  228-7103 [1] SEAL-O-RING  
17. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
18. 2M-9780 [2] SEAL-O-RING  
19. 9S-8004 [6] PLUG (9/16-18-THD)  
20. 3J-1907 [6] SEAL-O-RING  
21. 503-6530 J [1] VALVE GP-SOLENOID (PILOT)  
21A. 503-6530 J [1] VALVE GP-SOLENOID (TRAVEL SPEED)  
    (EACH INCLUDES)
  114-2772 [1] NUT (1/2-20-THD)  
  473-7030 [1] COIL AS (12 VDC)  
   
    AVAILABLE REPAIR KIT(S):
  272-6538 J [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & BACKUP RINGS)
  559-2265 T [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & BACKUP RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  T   KIT MARKED T SERVICES PART(S) MARKED T
  Y   SEPARATE ILLUSTRATION
 

#SEBP76250197
 

456-1837: VALVE GP-MAIN CONTROL

456-1837 VALVE GP-MAIN CONTROL
S/N WE2726-1186
PART OF 471-5697 MOUNTING GP-VALVE
ALSO AN ATTACHMENT
i06711058 SEBP7625
4561837 VALVE GP-MAIN CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 421-5444 [1] KIT-FASTENER  
2. 421-5445 [7] KIT-SEAL  
3. 421-5446 [2] KIT-SEAL  
4. 421-5447 [1] MANIFOLD GP-CONTROL  
5. 437-2880 Y [1] VALVE GP-CONTROL (SWING)(RH)  
6. 456-1856 [1] VALVE GP-CONTROL (BOOM UP)  
7. 503-6530 P [2] VALVE GP-SOLENOID (PILOT SUPPLY)  
    (EACH INCLUDES)
  473-7030 [1] COIL AS (12 VDC)  
8. 421-5462 Y [1] VALVE GP-CONTROL (BUCKET)  
9. 421-5464 Y [1] VALVE GP-CONTROL (STICK)(IN)  
10. 421-5465 Y [1] VALVE GP-CONTROL (BLADE)  
11. 456-1857 [1] VALVE GP-CONTROL (AUX)  
12. 421-5470 [1] MANIFOLD GP-CONTROL  
13. 456-1858 [1] VALVE GP-CONTROL (FORWARD DIRECTION-RH)  
13A. 456-1858 [1] VALVE GP-CONTROL (FORWARD DIRECTION-LH)  
    (EACH VALVE GP-CONT INCLUDES)
  421-5450 [1] KIT-CONTROL VALVE  
    (INCLUDES SPOOL CAP, SOCKET BOLTS & O-RING)
  421-5451 [1] KIT-COVER  
    (INCLUDES O-RINGS, CAP-SCREW & CAP-END)
  421-5459 [1] VALVE GP-CHECK (LOAD CHECK)  
  2M-9780 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  7J-9108 [1] SEAL-O-RING  
14. 456-1828 [1] VALVE GP-PRESSURE REDUCING  
  454-7880 [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & BACKUP-RINGS)
15. 421-5455 [1] VALVE GP-RELIEF (BOOM DOWN)  
15A. 421-5455 [2] VALVE GP-RELIEF (AUXILIARY)  
15B. 421-5455 [2] VALVE GP-RELIEF (BLADE)  
15C. 421-5455 [2] VALVE GP-RELIEF (STICK)  
15D. 421-5455 [2] VALVE GP-RELIEF (BUCKET)  
16. 421-5456 [1] VALVE GP-RELIEF (BOOM UP)  
    (EACH VALVE GP-RELIEF INCLUDES)
  228-7103 [1] SEAL-O-RING  
17. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
18. 2M-9780 [2] SEAL-O-RING  
19. 9S-8004 [6] PLUG (9/16-18-THD)  
20. 3J-1907 [6] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  272-6538 P [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & BACKUP-RINGS)
  P   KIT MARKED P SERVICES PART(S) MARKED P
  Y   SEPARATE ILLUSTRATION
 

#SEBP76250198
 

520-4441: VALVE GP-MAIN CONTROL

520-4441 VALVE GP-MAIN CONTROL -8-BANK
S/N WE21187-UP
PART OF 471-5697 MOUNTING GP-VALVE
ALSO AN ATTACHMENT
i07106694 SEBP7625
5204441 VALVE GP-MAIN CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 421-5444 [1] KIT-FASTENER  
    (INCLUDES TIE-RODS, WASHERS & NUTS)
2. 421-5445 [7] KIT-SEAL  
3. 421-5446 [2] KIT-SEAL  
    (EACH KIT-SEAL INCLUDES O-RING SEALS)
4. 421-5447 [1] MANIFOLD GP-CONTROL (INLET)  
5. 437-2880 Y [1] VALVE GP-CONTROL (SWING)  
6. 421-5454 Y [1] VALVE GP-CONTROL (BOOM)  
7. 503-6530 T [1] VALVE GP-SOLENOID (PILOT)  
7A. 503-6530 T [1] VALVE GP-SOLENOID (TRAVEL SPEED)  
    (EACH VALVE GP-SOLENOID INCLUDES)
  473-7030 [1] COIL AS (12 VDC)  
  114-2772 [1] NUT (1/2-20-THD)  
8. 421-5462 Y [1] VALVE GP-CONTROL (BUCKET)  
9. 421-5464 Y [1] VALVE GP-CONTROL (STICK)  
10. 421-5465 Y [1] VALVE GP-CONTROL (BLADE)  
11. 456-1857 Y [1] VALVE GP-CONTROL (AUXILIARY)  
12. 421-5470 [1] MANIFOLD GP-CONTROL (OUTLET)  
13. 456-1858 Y [1] VALVE GP-CONTROL (TRAVEL LEFT)  
13A. 456-1858 Y [1] VALVE GP-CONTROL (TRAVEL RIGHT)  
14. 558-9827 J [1] VALVE GP-PRESSURE REDUCING (PILOT)  
15. 543-2532 [1] VALVE AS-RELIEF (AUXILIARY, LH)  
15A. 543-2532 [1] VALVE AS-RELIEF (BLADE LIFT)  
15B. 543-2532 [1] VALVE AS-RELIEF (BLADE DOWN)  
15C. 543-2532 [1] VALVE AS-RELIEF (STICK IN)  
15D. 543-2532 [1] VALVE AS-RELIEF (STICK OUT)  
15E. 543-2532 [1] VALVE AS-RELIEF (BUCKET DIG)  
15F. 543-2532 [1] VALVE AS-RELIEF (BUCKET DUMP)  
15G. 543-2532 [1] VALVE AS-RELIEF (BOOM DOWN)  
15H. 543-2532 [1] VALVE AS-RELIEF (AUXILIARY, RH)  
16. 421-5456 [1] VALVE GP-RELIEF (BOOM UP)  
    (EACH VALVE GP -RELIEF INCLUDES)
  228-7103 [1] SEAL-O-RING  
17. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
18. 2M-9780 [2] SEAL-O-RING  
19. 9S-8004 [6] PLUG (9/16-18-THD)  
20. 3J-1907 [6] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  559-2265 J [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & BACKUP RINGS)
  272-6538 T [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & BACKUP RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  T   KIT MARKED T SERVICES PART(S) MARKED T
  Y   SEPARATE ILLUSTRATION
 

#SEBP76250199
 

398-9792: VALVE GP-MANUAL

398-9792 VALVE GP-MANUAL
PART OF 453-7441 LINES GP-FRONT
AN ATTACHMENT
i05370073 SEBP7625
3989792 VALVE GP-MANUAL Parts scheme
  For full view, you need register

Parts for your 305.5E2 MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 163-7518 [1] RING-RETAINING  
2. 204-7637 [1] LEVER AS  
3. 398-9793 Y [1] VALVE GP-MANUAL  
  Y   SEPARATE ILLUSTRATION
 

Information:

Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Service Letter-Australia
Service Letter-CFEL
Technical Information Bulletin
High Pitch Noise from the Main Control Valve May Occur on Certain 305.5E, 305.5E2, 306E, and 306E2 Mini Hydraulic Excavators {5051}
High Pitch Noise from the Main Control Valve May Occur on Certain 305.5E, 305.5E2, 306E, and 306E2 Mini Hydraulic Excavators {5051}
Travel Speed Solenoid Valve May Seize on Certain 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
Travel Speed Solenoid Valve May Seize on Certain 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
Upward Movement of the Boom Assembly May Not Be Smooth on Certain 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
Upward Movement of the Boom Assembly May Not Be Smooth on Certain 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
Specifications
Pilot Valve (Auxiliary)
305.5E2 Mini Hydraulic Excavator Machine System Specifications
Pump Control Valve
305.5E2 Mini Hydraulic Excavator Machine System Specifications
Pilot Valve (Joystick)
305.5E2 Mini Hydraulic Excavator Machine System Specifications
Main Control Valve
305.5E2 Mini Hydraulic Excavator Machine System Specifications
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Service Letter-Asia
Systems Operation
Pilot Valve (Joystick)
305.5E2 Mini Hydraulic Excavator Hydraulic System
Main Control Valve
305.5E2 Mini Hydraulic Excavator Hydraulic System
Service Letter-APD
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Testing and Adjusting
Cylinder Drift - Check
305.5E2 Mini Hydraulic Excavator Hydraulic System
Service Magazine
New Solenoid Valves and Torque Specifications for the Travel Speed Solenoid Valve and the Hydraulic Activation Solenoid Valve are Now Used on Certain Mini Hydraulic Excavators {5051}
New Solenoid Valves and Torque Specifications for the Travel Speed Solenoid Valve and the Hydraulic Activation Solenoid Valve are Now Used on Certain Mini Hydraulic Excavators {5051}
A New Control Valve Gp Is Now Used on Certain 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
A New Control Valve Gp Is Now Used on Certain 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
New Check Valve for Implement Control is Now Used on Current 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}
New Check Valve for Implement Control is Now Used on Current 305.5E2 and 306E2 Mini Hydraulic Excavators {5051}

Caterpillar Parts SIS Catalog 305.5E2 :

VALVE GP-CONTROL
421-5465 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5464 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5462 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5454 VALVE GP-CONTROL
VALVE & MTG GP-PILOT
471-5688 VALVE & MTG GP-PILOT
455-0431 VALVE & MTG GP-PILOT
TANK & MTG GP-HYDRAULIC
453-7430 TANK & MTG GP-HYDRAULIC
TANK & FILTER GP-HYDRAULIC
453-7431 TANK & FILTER GP-HYDRAULIC
VALVE GP-CONTROL
437-2880 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1757 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1758 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1857 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1858 VALVE GP-CONTROL
VALVE GP-MAIN CONTROL
456-1821 VALVE GP-MAIN CONTROL
VALVE GP-MAIN CONTROL
456-1837 VALVE GP-MAIN CONTROL
VALVE GP-MAIN CONTROL
520-4441 VALVE GP-MAIN CONTROL
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