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502-5819 CYLINDER GP-LIFT S/N K4Y1-UP 133.35 MM (5.25 IN) BORE X 1535 MM (60.4 IN) STROKE PART OF 390-6321 CYLINDER & MTG GP-LIFT 844K


HYDRAULIC SYSTEM
CYLINDER GP
FILTER GP
HYDRAULIC GP
LINES GP-HYDRAULIC

WHEEL DOZER 844K WHEEL DOZER K4Y
 844K Wheel Dozer K4Y00001-UP (MACHINE) POWERED BY C27 Engine M0084735 844K K4Y   (2014)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER & MTG GP-ANGLE BLADE
377-4725 CYLINDER & MTG GP-ANGLE BLADE
CYLINDER & MTG GP-LIFT
390-6321 CYLINDER & MTG GP-LIFT
CYLINDER & MTG GP-LIFT
390-6321 CYLINDER & MTG GP-LIFT
CYLINDER & MTG GP-LIFT
390-6322 CYLINDER & MTG GP-LIFT
CYLINDER GP-LIFT
4Z-6424 CYLINDER GP-LIFT
CYLINDER GP-LIFT
502-5819 CYLINDER GP-LIFT
CYLINDER GP-TILT
516-8026 CYLINDER GP-TILT
CYLINDER GP-TILT
516-8027 CYLINDER GP-TILT
 

#M00847350670
 

502-5819: CYLINDER GP-LIFT

502-5819 CYLINDER GP-LIFT
S/N K4Y1-UP
133.35 MM (5.25 IN) BORE X 1535 MM (60.4 IN) STROKE
PART OF 390-6321 CYLINDER & MTG GP-LIFT
i07432422 M0084735
5025819 CYLINDER GP-LIFT Parts scheme
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 502-5823 [1] CYLINDER AS-LIFT  
2. 5J-5731 [1] LOCKNUT (1-3/4-12-THD)  
3. 3G-8191 [1] WASHER (44.83X73X9.5-MM THK)  
4. 3G-0910 [1] CAP-BEARING  
5. 8T-0763 [1] SEAL AS  
6. 4Z-6423 [1] PISTON AS  
  4Z-6422 [4] INSERT  
  5J-2528 [2] PLUNGER  
7. 175-7904 [1] SEAL-O-RING  
8. 2J-7767 [1] RING-BACKUP  
9. 106-6267 [1] HEAD  
10. 502-5820 [1] ROD AS  
11. 3G-0911 [12] SHIM (0.8-MM THK)  
12. 9T-0094 [1] RING-WEAR  
13. 9X-7412 [1] SEAL-U-CUP  
14. 5P-8248 [4] WASHER-HARD (20X36.5X3.5-MM THK)  
15. 1D-4610 [4] BOLT (3/4-10X3.25-IN)  
16. 7X-0392 [4] BOLT (7/8-9X6-IN)  
17. 7X-0449 [4] NUT-FULL (7/8-9-THD)  
18. 9J-7978 [1] RING-WEAR  
19. 312-4247 [1] SEAL-WIPER  
20. 312-4248 [1] SEAL AS-BUFFER  
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#M00847350671
 

516-8026: CYLINDER GP-TILT

516-8026 CYLINDER GP-TILT -BULLDOZER, RH
S/N K4Y1-UP
209.6-MM (8.3-IN) BORE X 188-MM (7.4-IN) STROKE
PART OF 377-4725 CYLINDER & MTG GP-ANGLE BLADE
i06948880 M0084735
5168026 CYLINDER GP-TILT Parts scheme
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Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
2. 6E-4859 [1] ROD AS  
2A. 7J-3297 [1] BEARING  
  8T-9044 [1] RING-RETAINING  
3. 109-6779 [1] HEAD  
5. 521-8399 [1] CYLINDER AS (RH)  
5A. 1U-2182 [2] BUSHING  
6. 122-9350 [1] PISTON AS  
6A. 1J-8569 [2] INSERT-PISTON  
6B. 2H-3932 [2] SEAL-O-RING  
6C. 3K-8692 [4] RING-BACKUP  
6D. 109-4670 [2] INSERT  
6E. 122-9351 [2] PLUNGER  
7. 311-9316 [1] SEAL AS-BUFFER  
8. 439-2695 [1] SEAL-U-CUP  
9. 311-9318 [1] SEAL-WIPER  
10. 3G-3747 [1] RING-BACKUP  
11. 4J-6888 [1] LOCKNUT (2-3/4-12-THD)  
12. 4J-7376 [1] RING-WEAR  
13. 8J-4386 [1] SEAL-O-RING  
14. 8T-0283 M [6] BOLT (M30X3.5X110-MM)  
15. 8T-1793 [1] SEAL AS  
16. 8T-3329 [1] RING-WEAR  
17. 8T-8382 [1] SEAL-HEAD  
18. 9X-8399 [6] WASHER (33X56X6-MM THK)  
19. 9T-1878 [2] WASHER (70.5X120X4.76-MM THK)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#M00847350672
 

516-8027: CYLINDER GP-TILT

516-8027 CYLINDER GP-TILT -BULLDOZER, LH
S/N K4Y1-UP
209.6-MM (8.3-IN) BORE X 188-MM (7.4-IN) STROKE
PART OF 377-4725 CYLINDER & MTG GP-ANGLE BLADE
i06948885 M0084735
5168027 CYLINDER GP-TILT Parts scheme
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
2. 6E-4859 [1] ROD AS  
2A. 7J-3297 [1] BEARING  
2B. 8T-9044 [1] RING-RETAINING  
3. 9T-1878 [2] WASHER (70.5X120X4.76-MM THK)  
4. 109-6779 [1] HEAD  
5. 521-8400 [1] CYLINDER AS (LH)  
5A. 1U-2182 [2] BUSHING  
6. 122-9350 [1] PISTON AS  
6A. 1J-8569 [2] INSERT-PISTON  
6B. 2H-3932 [2] SEAL-O-RING  
6C. 3K-8692 [4] RING-BACKUP  
6D. 109-4670 [2] INSERT  
6E. 122-9351 [2] PLUNGER  
7. 311-9316 [1] SEAL AS-BUFFER  
8. 439-2695 [1] SEAL-U-CUP  
9. 311-9318 [1] SEAL-WIPER  
10. 3G-3747 [1] RING-BACKUP  
11. 4J-6888 [1] LOCKNUT (2-3/4-12-THD)  
12. 4J-7376 [1] RING-WEAR  
13. 8J-4386 [1] SEAL-O-RING  
14. 8T-0283 M [6] BOLT (M30X3.5X110-MM)  
15. 8T-1793 [1] SEAL AS  
16. 8T-3329 [1] RING-WEAR  
17. 8T-8382 [1] SEAL-HEAD  
18. 9X-8399 [6] WASHER (33X56X6-MM THK)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#M00847350673
 

295-6259: FILTER GP-OIL

295-6259 FILTER GP-OIL
S/N K4Y1-UP
PART OF 386-8523, 418-8215 LINES GP-PILOT
i04048144 M0084735
2956259 FILTER GP-OIL Parts scheme
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Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 295-6257 J [1] FILTER ELEMENT AS-OIL  
2. 295-6258 J [1] HOUSING-FILTER (INCLUDES SEAL KIT)  
3. 490-0662 [1] INDICATOR AS-PRESSURE (FILTER BYPASS)  
  451-2763 [1] SEAL  
  102-8802 [1] KIT-RECEPTACLE (2-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
4. 369-7506 J [1] KIT-FILTER SEAL  
    (INCLUDES O-RING SEAL & BACKUP RING)
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#M00847350674
 

328-8454: FILTER GP-OIL

328-8454 FILTER GP-OIL -FIRE RESISTANT
S/N K4Y1-UP
PART OF 386-8273 LINES GP-HYDRAULIC
i04323032 M0084735
3288454 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 222-6713 [1] FILTER-OIL (FIRE RESISTANT)(CASE DRAIN)  
2. 253-2673 [1] SWITCH GP-PRESSURE (HYDRAULIC OIL)  
  102-8802 [2] KIT-RECEPTACLE (2-PIN)  
    (EACH INCLUDES RECEPTACLE AS & WEDGE)
  8T-8729 [2] PIN-CONNECTOR (16-GA TO 18-GA)  
  9X-1813 E SLEEVE (14-CM)  
  E   ORDER BY THE CENTIMETER
 

#M00847350675
 

348-1088: FILTER GP-OIL

348-1088 FILTER GP-OIL -POWER TRAIN
S/N K4Y1-UP
i04392036 M0084735
3481088 FILTER GP-OIL Parts scheme
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Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 367-9300 [1] SEAL-O-RING  
2. [1] HOUSING AS-FILTER  
  5P-9436 [1] PLUG  
  6V-5050 [1] SEAL-O-RING  
3. 4C-8358 [1] EYEBOLT  
4. 061-9455 [2] SEAL-O-RING  
5. 127-9324 [1] DOWEL-BUSHING  
6. 440-0257 Y [1] SWITCH GP-PRESSURE (POWER TRAIN OIL)  
7. 344-0004 [1] FILTER ELEMENT-OIL  
8. 373-5031 [1] HOUSING AS (BYPASS VALVE)  
  8C-3079 [1] SEAL-O-RING  
  447-0233 [1] GASKET-HOUSING  
9. 373-5032 [1] COVER AS  
10. 096-4833 M [4] BOLT-SOCKET HEAD (M5X0.8X20-MM)  
11. 099-0169 M [4] BOLT (M16X2X55-MM)  
12. 1P-4579 [4] FLANGE-HALF  
13. 161-8068 [1] SEAL-O-RING  
14. 2J-2668 [2] COVER-FLANGE  
15. 5P-7815 [1] SEAL-O-RING  
16. 8C-3079 [1] SEAL-O-RING  
17. 8L-2786 [1] SEAL-O-RING  
18. 8T-4184 M [8] BOLT (M12X1.75X45-MM)  
19. 8T-4223 [8] WASHER-HARD (13.5X25.5X3-MM THK)  
20. 9S-4185 [1] PLUG (3/4-16-THD)  
21. 9S-6130 [1] PLUG  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00847350676
 

386-8330: HYDRAULIC AR

386-8330 HYDRAULIC AR
S/N K4Y1-UP
PART OF 386-8300 COMMON AR
i05706308 M0084735
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  390-6322 Y [1] CYLINDER & MTG GP-LIFT  
  386-8223 Y [1] CYLINDER & MTG GP-STEERING  
  386-8233 Y [1] LINES GP-AIR CONDITIONER  
  390-6241 Y [1] LINES GP-BRAKE (BRAKE CONTROL)  
  386-8273 Y [1] LINES GP-HYDRAULIC  
  386-8263 Y [1] LINES GP-GREASE  
  386-8323 Y [1] LINES GP-GREASE  
  386-8283 Y [1] LINES GP-CAB HEATER  
  444-7729 Y [1] LINES GP-HYDRAULIC  
  386-8403 Y [1] LINES GP-HYDRAULIC (FRONT FRAME)  
  386-8413 Y [1] LINES GP-HYDRAULIC (REAR FRAME)  
  386-8353 Y [1] LINES GP-HYDRAULIC FAN  
  386-8373 Y [1] LINES GP-HYDRAULIC OIL COOLER  
  386-8433 Y [1] LINES GP-LIFT CYLINDER  
  386-8483 Y [1] LINES GP-PILOT (CONTROL VALVE)  
  386-8523 Y [1] LINES GP-PILOT (FILTER)  
  418-8215 Y [1] LINES GP-PILOT (STEERING)  
  386-8553 Y [1] LINES GP-STEERING  
  386-8573 Y [1] LINES GP-TILT CYLINDER  
  386-8463 Y [1] MOTOR & MTG GP-HYDRAULIC FAN  
  390-6485 Y [1] PUMP & MTG GP-STEERING & FAN  
  229-7350 Y [1] PUMP & MTG GP-IMPLEMENT  
  386-8493 Y [1] TANK & MTG GP-HYDRAULIC (IMPLEMENT, BRAKE)  
  386-8503 Y [1] TANK & MTG GP-HYDRAULIC (HYDRAULIC FAN, STEERING)  
  386-8363 Y [1] VALVE & LINES GP-STEERING NEUT  
  444-7723 Y [1] VALVE & MTG GP-BRAKE CONTROL (INCLUDES CONNECTING LINES)  
  386-8593 Y [1] VALVE & MTG GP-MAIN CONTROL  
  Y   SEPARATE ILLUSTRATION
 

#M00847350677
 

390-6570: HYDRAULIC AR

390-6570 HYDRAULIC AR -STANDARD FILTRATION
S/N K4Y1-UP
i05742800 M0084735
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  390-6521 Y [1] LINES GP-HYDRAULIC FAN  
  390-6578 Y [1] LINES GP-STEERING  
  Y   SEPARATE ILLUSTRATION
 

#M00847350678
 

390-6575: HYDRAULIC AR

390-6575 HYDRAULIC AR -DELUXE FILTRATION
S/N K4Y1-UP
i05742798 M0084735
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  390-6521 Y [1] LINES GP-HYDRAULIC FAN  
  390-6581 Y [1] LINES GP-STEERING  
  Y   SEPARATE ILLUSTRATION
 

#M00847350679
 

364-6470: LINES GP-HYDRAULIC

364-6470 LINES GP-HYDRAULIC
S/N K4Y1-UP
PART OF 461-8021 PLATFORM AR
i06277550 M0084735
3646470 LINES GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 844K WHEEL DOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5I-4376 [1] FITTING  
2. 6E-6550 [1] GAUGE AS-LIQUID LEVEL  
  8F-3469 [4] SEAL-O-RING  
  121-7958 [2] BOLT-MOUNTING (1/2-20X1.75-IN)  
3. 112-1817 C [1] VALVE-BALL  
4. 124-0689 [2] ADAPTER  
5. 203-7959 [1] ADAPTER-PIPE  
6. 250-1417 C [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [2] SEAL-O-RING  
  250-1416 [1] ELBOW  
7. 364-6469 I [2] HOSE AS  
8. 395-1141 [1] VALVE GP-RELIEF  
  395-1140 J [1] VALVE GP-RELIEF  
9. 439-2488 C [1] TUBE AS  
10. 439-2493 C [1] TUBE AS  
11. 439-2498 C [1] TUBE AS  
12. 439-2499 C [1] TUBE AS  
13. 442-8923 C [1] PLATE AS  
14. 453-7251 C [1] TUBE AS  
15. 453-7267 CI [1] HOSE AS  
16. 453-8568 C [1] TUBE AS  
17. 453-9361 CI [1] HOSE AS  
18. 459-5748 C [1] TUBE AS  
19. 462-2049 C [1] TUBE AS  
20. 039-8557 C [8] WASHER (13X26X6-MM THK)  
21. 148-8336 [1] CONNECTOR AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8636 [1] CONNECTOR  
22. 148-8365 [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8398 [1] SEAL-O-RING  
  8T-6876 [1] ELBOW  
23. 148-8367 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-9850 [1] ELBOW  
24. 148-8377 [1] ELBOW AS  
  6V-8397 [2] SEAL-O-RING  
  6V-8980 [1] ELBOW  
25. 148-8378 [3] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8724 [1] ELBOW  
26. 148-8387 [1] ELBOW AS  
  6V-8400 [1] SEAL-O-RING  
  6V-9855 [1] ELBOW  
27. 148-8412 [1] REDUCER AS  
  6V-8398 [1] SEAL-O-RING  
  6V-8944 [1] REDUCER  
28. 148-8435 C [2] TEE AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [2] SEAL-O-RING  
  6V-8781 [1] TEE  
29. 150-3074 C [1] ORIFICE AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  110-5266 [1] ORIFICE (1.6-MM)  
30. 153-6246 [1] TEE AS  
  6V-8397 [3] SEAL-O-RING  
  7X-0820 [1] TEE  
31. 216-9199 [1] UNION AS  
  5K-9090 [1] SEAL-O-RING  
  6V-8400 [1] SEAL-O-RING  
  9X-2317 [1] UNION  
32. 222-7344 C [1] PIN  
33. 397-9301 C [1] WASHER-HARD (11.5X20X15-MM THK)  
34. 336-7048 [1] PIN  
35. 369-1052 L [1] CYLINDER GP-HYDRAULIC  
37. 4L-6943 [4] RING-RETAINING  
38. 5P-9297 C [1] CLIP (LOOP)  
39. 6V-8397 C [5] SEAL-O-RING  
40. 6V-9168 [4] NUT (11/16-16-THD)  
41. 6V-9172 [1] NUT (1-7/16-12-THD)  
42. 6V-9834 [1] CAP  
43. 7Y-3173 CM [4] SCREW-BUTTON HEAD (M4X0.7X12-MM)  
44. 8T-4121 C [1] WASHER-HARD (11X21X2.5-MM THK)  
45. 8T-4183 CM [8] BOLT (M12X1.75X40-MM)  
46. 8T-4196 CM [1] BOLT (M10X1.5X35-MM)  
47. 7X-2534 CM [2] BOLT (M6X1X50-MM)  
48. 9X-6579 [1] NUT-ORIFICE (7/16-12-THD)  
49. 9X-8256 C [6] WASHER (6.6X12X2-MM THK)  
   
    AVAILABLE REPAIR KIT(S):
  120-9047 J [1] KIT-SEAL  
  484-5528 L [1] KIT-SEAL (HYDRAULIC CYLINDER)  
    (INCLUDES WEAR RINGS, PISTON SEAL, O-RING SEALS, BACKUP RING, ROD SEAL & WIPER SEAL)
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
  M   METRIC PART
 

Information:

Caterpillar Parts SIS Catalog 844K :

CYLINDER GP-LIFT
4Z-6424 CYLINDER GP-LIFT
CYLINDER & MTG GP-LIFT
390-6322 CYLINDER & MTG GP-LIFT
CYLINDER & MTG GP-LIFT
390-6321 CYLINDER & MTG GP-LIFT
CYLINDER & MTG GP-LIFT
390-6321 CYLINDER & MTG GP-LIFT
CYLINDER & MTG GP-ANGLE BLADE
377-4725 CYLINDER & MTG GP-ANGLE BLADE
COOLER GP-HYDRAULIC OIL
335-3449 COOLER GP-HYDRAULIC OIL
COOLER GP-HYD & STEERING OIL
396-7331 COOLER GP-HYD & STEERING OIL
COOLER GP-HYD & STEERING OIL
386-8261 COOLER GP-HYD & STEERING OIL
CYLINDER GP-TILT
516-8026 CYLINDER GP-TILT
CYLINDER GP-TILT
516-8027 CYLINDER GP-TILT
FILTER GP-OIL
295-6259 FILTER GP-OIL
FILTER GP-OIL
328-8454 FILTER GP-OIL
FILTER GP-OIL
348-1088 FILTER GP-OIL
386-8330 HYDRAULIC AR
390-6570 HYDRAULIC AR
390-6575 HYDRAULIC AR
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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