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521-3772 VALVE GP-MAIN CONTROL S/N RHM1-UP PART OF 538-8084 VALVE & MTG GP-MAIN CONTROL 302CR MINI HYD EXCAVATOR


HYDRAULIC SYSTEM
VALVE GP-CONTROL
PUMP GP
MOTOR GP
IMPLEMENTS
BOOM GP
LINKAGE GP

MINI HYD EXCAVATOR 302CR MINI HYD EXCAVATOR RHM
 302 CR Mini Hydraulic Excavator RHM00001-UP (MACHINE) POWERED BY C1.1 Engine M0093052 302CR RHM   (2018)

HYDRAULIC SYSTEM

VALVE GP-CONTROL
VALVE GP-CONTROL
557-7582 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7675 VALVE GP-CONTROL
VALVE GP-MAIN CONTROL
521-3772 VALVE GP-MAIN CONTROL
 

#M00930520330
 

521-3772: VALVE GP-MAIN CONTROL

521-3772 VALVE GP-MAIN CONTROL
S/N RHM1-UP
PART OF 538-8084 VALVE & MTG GP-MAIN CONTROL
i07398610 M0093052
5213772 VALVE GP-MAIN CONTROL Parts scheme
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 437-2830 [1] VALVE GP-MAKEUP (BOOM SWING, LEFT)  
2. 449-1625 [1] VALVE GP-RELIEF (BOOM SWING, RIGHT)  
2A. 449-1625 [2] VALVE GP-RELIEF (AUXILIARY)  
3. 543-2532 [1] VALVE AS-RELIEF (BUCKET DUMP)  
3A. 543-2532 [1] VALVE AS-RELIEF (BUCKET DIG)  
4. 515-5860 [1] VALVE GP-RELIEF (STICK IN)  
4A. 515-5860 [1] VALVE GP-RELIEF (STICK OUT)  
5. 557-7670 [1] VALVE AS-RELIEF (BOOM DOWN)  
    (EACH VALVE GP INCLUDES)
  228-7103 [1] SEAL-O-RING  
6. 557-7671 [1] MANIFOLD GP-CONTROL (INLET)  
7. 557-7677 Y [1] MANIFOLD GP-CONTROL (OUTLET)  
8. 557-7678 [1] VALVE GP-CONTROL (SWING BRAKE)  
  4J-5477 [2] SEAL-O-RING  
  109-1393 M [4] BOLT-SOCKET HEAD (M4X0.7X10-MM)  
  362-3212 [1] VALVE GP-SOLENOID (12 VDC)(SWING BRAKE)  
  449-1636 [1] VALVE GP-SOLENOID (12-VDC)(TRAVEL SPEED)  
9. 499-9317 [1] VALVE GP-RELIEF (BOOM UP)  
  228-7103 [1] SEAL-O-RING  
10. 557-7675 Y [1] VALVE GP-CONTROL (PILOT SHUTOFF)  
11. 557-7676 [1] VALVE GP-PRESSURE REDUCING  
12. 102-7364 M [2] BOLT-SOCKET HEAD (M6X1X80-MM)  
13. 557-7582 Y [1] VALVE GP-CONTROL (DOZER)  
14. 557-7581 Y [1] VALVE GP-CONTROL (TRAVEL, LH)  
14A. 557-7581 Y [1] VALVE GP-CONTROL (TRAVEL, RH)  
15. 557-7580 Y [1] VALVE GP-CONTROL (SWING)  
16. 557-7579 Y [1] VALVE GP-CONTROL (BOOM SWING)  
17. 557-7578 Y [1] VALVE GP-CONTROL (AUXILIARY)  
18. 557-7577 Y [1] VALVE GP-CONTROL (BUCKET)  
19. 557-7570 Y [1] VALVE GP-CONTROL (STICK)  
20. 557-7564 Y [1] VALVE GP-CONTROL (BOOM)  
21. 8T-2922 M [2] BOLT-SOCKET HEAD (M6X1X65-MM)  
   
    AVAILABLE REPAIR KIT(S):
  557-7667 [1] KIT-FASTENER  
    (INCLUDES TIE RODS & NUT FLANGES)
  557-7668 [1] KIT-SEAL  
    (INCLUDES O RING SEALS)
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00930520331
 

398-7457: VALVE GP-PUMP CONTROL

398-7457 VALVE GP-PUMP CONTROL -FLOW COMPENSATOR
S/N RHM1-UP
PART OF 487-6207 PUMP GP-PISTON
i04958263 M0093052
3987457 VALVE GP-PUMP CONTROL Parts scheme
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
2. 280-7870 [1] GASKET  
3. 6E-6528 J [2] SEAL  
4. 9S-8002 [1] PLUG (7/16-20-THD)  
5. 3J-7354 [1] SEAL-O-RING  
6. 033-6043 J [1] SEAL-O-RING  
7. 6V-6339 J [1] SEAL-O-RING  
8. 213-9803 [1] PLUG-ORIFICE  
   
    AVAILABLE REPAIR KIT(S):
  293-8350 J [1] KIT-SEAL (FLOW COMPENSATOR)  
    (ALSO INCLUDES O-RINGS & BACKUP RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#M00930520332
 

562-4187: VALVE GP-RELIEF

562-4187 VALVE GP-RELIEF -THUMB
S/N RHM1-UP
PART OF 558-1344, 558-1345 STICK AR-HOE
AN ATTACHMENT
i07401866 M0093052
5624187 VALVE GP-RELIEF Parts scheme
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 479-0604 [2] VALVE GP-RELIEF  
  228-7103 [1] SEAL-O-RING  
 

#M00930520333
 

559-4265: BOOM AR

559-4265 BOOM AR
S/N RHM1-UP
PART OF 519-8355 COMMON AR
i07398502 M0093052
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  521-4054 Y [1] BOOM GP  
  517-7272 Y [1] CYLINDER GP-HYDRAULIC  
  521-4009 Y [1] FRAME GP-SWING  
  521-9480 Y [1] WIRING GP-FRONT  
  Y   SEPARATE ILLUSTRATION
 

#M00930520334
 

521-4054: BOOM GP

521-4054 BOOM GP
S/N RHM1-UP
PART OF 559-4265 BOOM AR
i07398528 M0093052
5214054 BOOM GP Parts scheme
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4191 M [3] BOLT (M10X1.5X16-MM)  
2. 8T-4222 [3] WASHER-PLATED (11X32X2.5-MM THK)  
3. 139-4268 B [3] SHIM (0.5-MM THK)  
  304-8218 B [3] SHIM (1-MM THK)  
4. 521-4179 [1] PIN AS  
5. 521-4055 [1] BOOM AS  
  7T-1099 [5] LINK  
  9C-7929 [2] BLOCK  
  9R-2640 M [1] BOSS (M12X1.75X25-MM)  
6. 521-4178 [2] PIN AS  
  B   USE AS REQUIRED
  M   METRIC PART
 

#M00930520335
 

522-0650: LINKAGE AR-BUCKET

522-0650 LINKAGE AR-BUCKET
S/N RHM1-UP
PART OF 558-1334, 558-1337, 558-1340, 558-1341 DISTRIBUTION AR
CANNOT BE USED WITH @@@@@522-0651@@@@@
AN ATTACHMENT
i07408525 M0093052
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  517-7271 Y [1] CYLINDER GP-BUCKET  
  521-4058 Y [1] LINKAGE GP-BUCKET  
  Y   SEPARATE ILLUSTRATION
 

#M00930520336
 

522-0651: LINKAGE AR-BUCKET

522-0651 LINKAGE AR-BUCKET
S/N RHM1-UP
PART OF 558-1333, 558-1336 DISTRIBUTION AR
CANNOT BE USED WITH @@@@@522-0650@@@@@
AN ATTACHMENT
i07408467 M0093052
  For full view, you need register

Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  517-7271 Y [1] CYLINDER GP-BUCKET  
  521-4063 Y [1] LINKAGE GP-BUCKET  
  Y   SEPARATE ILLUSTRATION
 

#M00930520337
 

559-2990: LINKAGE AR-BUCKET

559-2990 LINKAGE AR-BUCKET
S/N RHM1-UP
PART OF 558-1330, 558-1331 DISTRIBUTION AR
AN ATTACHMENT
i07408445 M0093052
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  517-7271 Y [1] CYLINDER GP-BUCKET  
  Y   SEPARATE ILLUSTRATION
 

#M00930520338
 

521-4058: LINKAGE GP-BUCKET

521-4058 LINKAGE GP-BUCKET -WITHOUT LIFTING EYE
S/N RHM1-UP
PART OF 522-0650 LINKAGE AR-BUCKET
AN ATTACHMENT
i07402160 M0093052
5214058 LINKAGE GP-BUCKET Parts scheme
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [4] FITTING-GREASE (1/8-27 PTF)  
2. 139-6383 B [2] SHIM (0.5-MM THK)  
  139-6384 B [2] SHIM (1-MM THK)  
3. 8T-6870 M [2] BOLT (M8X1.25X70-MM)  
4. 521-4059 [1] LINK AS  
5. 521-4060 [1] LINK  
6. 521-4061 [1] LINK & BEARING AS  
  139-6526 [2] SEAL-DUST  
6A. 270-6549 [2] BUSHING  
6B. 270-6551 [2] BUSHING  
7. 521-4180 [2] PIN AS  
8. 521-4181 [2] PIN  
9. 344-5674 M [8] NUT (M8X1.25-THD)  
10. 8T-6869 M [2] BOLT (M8X1.25X60-MM)  
  B   USE AS REQUIRED
  M   METRIC PART
 

#M00930520339
 

521-4063: LINKAGE GP-BUCKET

521-4063 LINKAGE GP-BUCKET -WITH LIFTING EYE
S/N RHM1-UP
PART OF 522-0651 LINKAGE AR-BUCKET
AN ATTACHMENT
i07400179 M0093052
5214063 LINKAGE GP-BUCKET Parts scheme
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Parts for your 302CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-3647 M [2] BOLT (M8X1.25X80-MM)  
2. 8T-6869 M [2] BOLT (M8X1.25X60-MM)  
3. 344-5674 M [8] NUT (M8X1.25-THD)  
4. 139-6383 B [2] SHIM (0.5-MM THK)  
5. 139-6384 B [2] SHIM (1-MM THK)  
6. 3B-8489 [4] FITTING-GREASE (1/8-27 PTF)  
7. 521-4059 [1] LINK AS  
8. 521-4060 [1] LINK  
9. 521-4064 [1] LINK & BEARING AS  
9A. 270-6549 [2] BUSHING  
9B. 270-6551 [2] BUSHING  
  139-6526 [2] SEAL-DUST  
10. 521-4180 [2] PIN AS  
11. 521-4181 [2] PIN  
  B   USE AS REQUIRED
  M   METRIC PART
 

Information:

Caterpillar Parts SIS Catalog 302CR :

VALVE GP-DRAIN
519-8347 VALVE GP-DRAIN
VALVE GP-CONTROL
557-7675 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7582 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7581 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7580 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7579 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7578 VALVE GP-CONTROL
VALVE GP-CONTROL
557-7577 VALVE GP-CONTROL
VALVE GP-PUMP CONTROL
398-7457 VALVE GP-PUMP CONTROL
VALVE GP-RELIEF
562-4187 VALVE GP-RELIEF
559-4265 BOOM AR
BOOM GP
521-4054 BOOM GP
522-0650 LINKAGE AR-BUCKET
522-0651 LINKAGE AR-BUCKET
559-2990 LINKAGE AR-BUCKET
LINKAGE GP-BUCKET
521-4058 LINKAGE GP-BUCKET
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