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439-6387 PAN GP-OIL PART OF 416-6065 ENGINE AR-PRIMARY 303E CR MINI HYD EXCAVATOR


BASIC ENGINE
PAN GP-OIL
PISTON & ROD GP
VALVE MECHANISM GP
LUBRICATION SYSTEM
FILTER GP-ENGINE OIL
GAUGE GP-OIL LEVEL (DIPSTICK)
COOLING SYSTEM
FAN GP
LINES GP-WATER
PUMP GP-WATER

MINI HYD EXCAVATOR 303E CR MINI HYD EXCAVATOR CK3
 303ECR Mini Hydraulic Excavator CK300001-UP (MACHINE) POWERED BY C1.3 Engine M0071204 303E CR CK3   (2016)

BASIC ENGINE

PAN GP-OIL
PAN GP-OIL
439-6387 PAN GP-OIL
 

#M00712040020
 

439-6387: PAN GP-OIL

439-6387 PAN GP-OIL
PART OF 416-6065 ENGINE AR-PRIMARY
i05335329 M0071204
4396387 PAN GP-OIL Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-7646 [1] PAN-OIL  
2. 386-6918 [1] PLUG  
3. 386-6919 [1] GASKET  
4. 383-0313 [1] PLUG  
5. 388-7437 [1] GASKET  
6. 418-1502 [26] BOLT  
7. 439-7639 [1] STRAINER  
8. 389-5233 [1] SEAL-O-RING  
9. 383-0170 [1] BOLT  
 

#M00712040021
 

439-7685: PISTON GP

439-7685 PISTON GP
PART OF 416-6065 ENGINE AR-PRIMARY
i05335316 M0071204
4397685 PISTON GP Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-7661 J [3] PISTON (STANDARD)  
  439-7664 ABL PISTON (0.50-MM OS)  
2. 439-7651 J [3] RING AS-PISTON (STANDARD)  
  439-7653 ABL RING AS-PISTON (0.50-MM OS)  
3. 439-6420 JL [3] PIN-PISTON  
4. 439-6421 JL [6] RING-SNAP  
5. 439-7580 [3] ROD AS  
    (EACH INCLUDES)
  439-6422 [2] BOLT  
  439-7581 [1] BEARING  
  439-7629 JL [1] BEARING  
   
    AVAILABLE REPAIR KIT(S):
  439-7662 J [3] KIT-PISTON (STANDARD)  
    (INCLUDES PIN, RINGS, BEARING, PISTON RING AS & PISTON)
  439-7663 L [3] KIT-PISTON (0.50-MM OS)  
    (INCLUDES PIN, RING, BEARING, PISTON RING AS & PISTON)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
 

#M00712040022
 

439-7751: VALVE MECHANISM GP

439-7751 VALVE MECHANISM GP
PART OF 416-6065 ENGINE AR-PRIMARY
i05335274 M0071204
4397751 VALVE MECHANISM GP Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-7612 [3] VALVE-INLET  
2. 439-7613 [3] VALVE-EXHAUST  
3. 439-7561 [6] SPRING-VALVE  
4. 389-0698 [6] RETAINER  
5. 389-0699 [6] GUIDE-SPRING  
6. 389-0700 [6] SEAL  
7. 439-6410 [6] CAP  
8. 439-7544 [1] SHAFT  
9. 393-7502 [2] BOLT-FLANGE HEAD  
10. 439-6415 [3] BRACKET  
11. 439-6357 [1] PIN  
12. 439-6416 [2] WASHER  
13. 439-6383 [2] WASHER  
14. 439-6414 [2] SPRING  
15. 439-6411 [6] ARM AS (VALVE MECHANISM)  
15A. 439-6412 [1] SCREW  
15B. 439-6413 [1] NUT  
16. 439-7643 [3] BOLT  
 

#M00712040023
 

424-3188: FILTER & MTG GP-ENGINE OIL

424-3188 FILTER & MTG GP-ENGINE OIL
PART OF 415-8387 INSTALLATION AR-ENGINE
i05315049 M0071204
4243188 FILTER & MTG GP-ENGINE OIL Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-1181 [2] STRAP-CABLE  
2. 271-9714 [2] CONNECTOR  
3. 377-6969 [1] FILTER-ENGINE OIL (LUBE)  
4. 415-7903 [1] PLATE  
5. 424-3189 I [1] HOSE AS  
6. 425-1993 I [1] HOSE AS  
7. 439-1734 [2] FITTING  
8. 152-3411 [2] ELBOW  
9. 228-7089 [2] SEAL-O-RING  
10. 4P-7428 [1] CLIP (LADDER)  
11. 6V-8397 [3] SEAL-O-RING  
12. 6V-8398 [2] SEAL-O-RING  
13. 6V-9850 [1] ELBOW  
14. 8T-4121 [1] WASHER-HARD (11X21X2.5-MM THK)  
15. 8T-4137 M [1] BOLT (M10X1.5X20-MM)  
16. 8T-4189 M [2] BOLT (M8X1.25X20-MM)  
17. 8T-4200 M [2] BOLT (M8X1.25X16-MM)  
18. 8T-4224 [4] WASHER-HARD (8.8X16X2-MM THK)  
19. 7I-7439 E GUARD-HOSE (69-CM)  
19A. 7I-7439 E GUARD-HOSE (72-CM)  
  E   ORDER BY THE CENTIMETER
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#M00712040024
 

439-7577: GAUGE GP-OIL LEVEL (DIPSTICK)

439-7577 GAUGE GP-OIL LEVEL (DIPSTICK)
PART OF 416-6065 ENGINE AR-PRIMARY
i05335321 M0071204
4397577 GAUGE GP-OIL LEVEL (DIPSTICK) Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-7640 [1] GAUGE-OIL (ENGINE)  
2. 439-7673 [1] TUBE-OIL GAUGE  
3. 383-0489 [1] PLUG  
 

#M00712040025
 

439-7749: FAN GP-SUCTION

439-7749 FAN GP-SUCTION
PART OF 416-6065 ENGINE AR-PRIMARY
i05335288 M0071204
4397749 FAN GP-SUCTION Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-6448 [1] FAN  
2. 439-6449 [1] PULLEY  
3. 439-6374 [1] COLLAR  
4. 383-0186 [4] BOLT-FLANGE HEAD  
 

#M00712040026
 

424-3190: GUARD GP-FAN

424-3190 GUARD GP-FAN -CANOPY
PART OF 505-9102, 505-9103, 505-9105, 505-9106 CANOPY AR
AN ATTACHMENT
i05317903 M0071204
4243190 GUARD GP-FAN Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 424-3191 [1] GUARD-FAN  
2. 8T-4908 M [3] BOLT (M8X1.25X25-MM)  
3. 8T-4224 [3] WASHER-HARD (8.8X16X2-MM THK)  
  M   METRIC PART
 

#M00712040027
 

424-3193: GUARD GP-FAN

424-3193 GUARD GP-FAN -CAB
PART OF 505-9104, 505-9107 CAB AR
AN ATTACHMENT
i05317827 M0071204
4243193 GUARD GP-FAN Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 504-1119 [1] GUARD-FAN  
2. 8T-4224 [1] WASHER-HARD (8.8X16X2-MM THK)  
3. 8T-4908 M [1] BOLT (M8X1.25X25-MM)  
  M   METRIC PART
 

#M00712040028
 

439-7739: LINES GP-WATER

439-7739 LINES GP-WATER
PART OF 416-6065 ENGINE AR-PRIMARY
i05335292 M0071204
4397739 LINES GP-WATER Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-7672 [1] FLANGE AS  
1A. 439-6447 [1] TUBE  
2. 439-6362 [1] PLUG  
3. 439-7548 [2] GASKET  
4. 439-7557 [1] GASKET  
5. 397-9960 [3] BOLT  
6. 439-6339 [1] BOLT  
7. 439-6446 [1] HOSE  
8. 439-7622 [2] CLAMP  
9. 389-1591 [1] ADAPTER  
10. 439-6365 [1] PLUG  
11. 439-6350 [1] WASHER  
12. 439-7595 [1] REGULATOR AS  
13. 439-6459 [1] COVER-THERMOSTAT  
14. 383-0335 [1] GASKET  
15. 383-0176 [2] BOLT  
16. 387-9793 [1] PLUG  
17. 387-9794 [1] GASKET  
18. 439-7573 [1] HOSE  
19. 439-7621 [1] HOSE  
20. 439-7616 [2] CLAMP  
21. 439-6360 [1] PLUG  
22. 439-6351 [1] GASKET  
 

#M00712040029
 

439-7742: PUMP GP-WATER

439-7742 PUMP GP-WATER
PART OF 416-6065 ENGINE AR-PRIMARY
i05335290 M0071204
4397742 PUMP GP-WATER Parts scheme
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Parts for your 303E CR MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 439-6458 [1] PUMP AS-WATER  
2. 439-6398 [1] GASKET  
3. 383-0165 [4] BOLT  
 

Information:

Operation and Maintenance Manual
Engine Oil Level - Check
303E CR Mini Hydraulic Excavators
Engine Oil and Filter - Change
303E CR Mini Hydraulic Excavators
Contamination Control Guidelines
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Disassembly and Assembly
Engine Oil Pan - Remove and Install
C1.3 Engine for Caterpillar Built Machines

Caterpillar Parts SIS Catalog 303E CR :

MOUNTING GP-ENGINE
424-3196 MOUNTING GP-ENGINE
LIFTING GP-ENGINE
439-6399 LIFTING GP-ENGINE
HOUSING GP-FRONT
439-7648 HOUSING GP-FRONT
HOUSING GP-FRONT
439-6406 HOUSING GP-FRONT
FLYWHEEL GP
439-7730 FLYWHEEL GP
CYLINDER HEAD GP
439-6404 CYLINDER HEAD GP
CYLINDER BLOCK GP
439-6379 CYLINDER BLOCK GP
CYLINDER BLOCK AS
439-7645 CYLINDER BLOCK AS
PISTON GP
439-7685 PISTON GP
VALVE MECHANISM GP
439-7751 VALVE MECHANISM GP
FILTER & MTG GP-ENGINE OIL
424-3188 FILTER & MTG GP-ENGINE OIL
GAUGE GP-OIL LEVEL (DIPSTICK)
439-7577 GAUGE GP-OIL LEVEL (DIPSTICK)
FAN GP-SUCTION
439-7749 FAN GP-SUCTION
GUARD GP-FAN
424-3190 GUARD GP-FAN
GUARD GP-FAN
424-3193 GUARD GP-FAN
LINES GP-WATER
439-7739 LINES GP-WATER
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