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392-0230 PUMP GP-PISTON S/N WTY1-UP BRAKE, HYDRAULIC FAN PART OF 374-1712 PUMP & MTG GP-IMPL & STEERING Type 2 ALSO AN ATTACHMENT 637K


HYDRAULIC SYSTEM
PUMP GP
TANK GP

WHEEL TRACTOR-SCRAPER 637K WHEEL TRACTOR-SCRAPER WTY
 637K Wheel Tractor Scraper WTY00001-UP (MACHINE) M0068234 637K WTY   (2016)

HYDRAULIC SYSTEM

PUMP GP
PUMP GP-PISTON
392-0187 PUMP GP-PISTON
PUMP GP-PISTON
392-0230 PUMP GP-PISTON
PUMP GP-PISTON
392-0230 PUMP GP-PISTON
PUMP GP-PISTON
393-1889 PUMP GP-PISTON
PUMP GP-PISTON
397-9456 PUMP GP-PISTON
PUMP GP-PISTON
398-1956 PUMP GP-PISTON
 

#M00682340670
 

392-0230: PUMP GP-PISTON

392-0230 PUMP GP-PISTON
S/N WTY1-UP
BRAKE, HYDRAULIC FAN
PART OF 374-1712 PUMP & MTG GP-IMPL & STEERING
Type 2
ALSO AN ATTACHMENT
i06738524 M0068234
3920230 PUMP GP-PISTON Parts scheme 3920230 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 180-6213 [1] RING-RETAINING  
2. 6E-4003 [2] BEARING  
3. 6E-4006 Y [1] ROTATING GP-PUMP  
4. 3E-6769 [4] SEAL-O-RING  
5. 095-9805 M [4] BOLT-SOCKET HEAD (M14X2X40-MM)  
6. 1P-6872 [1] CUP-BEARING  
7. 109-1779 [1] CONE-BEARING  
8. 6E-4000 [1] SPACER (25.5X35X3-MM THK)  
9. 3E-6770 [1] SEAL-O-RING  
10. 9S-8006 [1] PLUG (7/8-14-THD)  
11. 2M-9780 [1] SEAL-O-RING  
12. 162-1604 [1] SHAFT-DRIVE  
13. 3B-5790 [1] CUP-BEARING  
14. 292-5254 [1] CONE-TAPERED  
15. 6E-4004 [2] SEAL-SHAFT  
16. 121-3042 [1] SWASHPLATE AS  
17. 120-4394 [1] PLUG-BREAK OFF  
18. 9X-8979 [1] DOWEL  
19. 393-5152 CY [1] VALVE GP-PUMP CONTROL (BRAKE, HYDRAULIC FAN)  
20. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
21. 9S-8002 [1] PLUG (7/16-20-THD)  
22. 3J-7354 [1] SEAL-O-RING  
23. 173-0641 [1] PLUG-FILTER  
24. 280-7870 [1] GASKET  
25. 262-0347 [1] KIT-PUMP (PISTON)  
    (INCLUDES PISTONS, GUIDE, CYLINDER, & SPRING)
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00682340671
 

393-1889: PUMP GP-PISTON

393-1889 PUMP GP-PISTON
S/N WTY1-UP
CUSHION-HITCH
PART OF 397-9456 PUMP GP-PISTON
ALSO AN ATTACHMENT
i06581815 M0068234
3931889 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 379-5191 [1] ROTATING GP-PUMP  
2. 373-8462 [1] PISTON-CONTROL  
3. 189-4720 [1] SEAL-SHAFT  
4. 373-8464 [1] SWASHPLATE  
5. 333-7842 [1] SHAFT-DRIVE  
6. 198-5351 [1] PLUG  
7. 8T-7525 [1] SEAL-O-RING  
8. 189-4716 [1] SHIM (2.5-MM THK)  
9. 487-7812 [1] RING-STOP  
10. 203-8609 [1] CUP-BEARING  
11. 105-3035 [1] CONE-BEARING  
12. 333-7845 [1] BEARING-CRADLE  
13. 333-7846 [1] BEARING-CRADLE  
14. 204-3334 [1] SEAL-O-RING  
15. 6R-7943 M [2] SCREW (M5X0.8X15-MM)  
16. 333-7850 [1] BEARING-TAPERED ROLLER  
17. 8T-9597 [1] RING-RETAINING  
18. 6V-8337 M [4] BOLT-SOCKET HEAD (M8X1.25X35-MM)  
19. 9S-8005 [2] PLUG (3/4-16-THD)  
20. 3K-0360 [2] SEAL-O-RING  
21. 112-4640 [1] PIN  
22. 379-5187 [1] SPRING  
23. 333-7840 [1] STOP  
24. 379-5186 [1] VALVE GP-PUMP CONTROL (CUSHION-HITCH)  
  8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
  280-7870 [1] GASKET  
25. 280-7870 [1] GASKET  
26. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
27. 333-7843 [1] SPRING  
28. 333-7847 [1] PLATE-VALVE  
29. 123-9769 [2] PLUG  
  M   METRIC PART
 

#M00682340672
 

397-9456: PUMP GP-PISTON

397-9456 PUMP GP-PISTON
S/N WTY1-UP
CUSHION-HITCH, STEERING
PART OF 374-1712 PUMP & MTG GP-IMPL & STEERING
ALSO AN ATTACHMENT
i06581785 M0068234
3979456 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 392-0187 Y [1] PUMP GP-PISTON (STEERING)  
2. 393-1889 Y [1] PUMP GP-PISTON (CUSHION-HITCH)  
3. 8T-3957 M [2] BOLT-SOCKET HEAD (M12X1.75X30-MM)  
4. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00682340673
 

398-1956: PUMP GP-PISTON

398-1956 PUMP GP-PISTON
S/N WTY1-UP
IMPLEMENT
PART OF 374-1712 PUMP & MTG GP-IMPL & STEERING
ALSO AN ATTACHMENT
i06582306 M0068234
3981956 PUMP GP-PISTON Parts scheme 3981956 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1H-7339 [1] SEAL-O-RING  
2. 3D-2824 [4] SEAL-O-RING  
3. 3D-4603 [2] PLUG-PIPE  
4. 3J-1907 [1] SEAL-O-RING  
5. 3J-7354 [1] SEAL-O-RING  
6. 3K-0360 [1] SEAL-O-RING  
7. 4B-4158 [4] SCREW-DRIVE (NO 4X0.25-IN)  
8. 6J-3134 [3] SEAL-O-RING  
9. 6S-3002 [1] SEAL-O-RING  
10. 8B-7216 [2] SEAL-O-RING  
11. 8F-6230 [1] SEAL-O-RING  
12. 8H-7521 [1] SEAL-O-RING  
13. 8J-0101 [1] PLATE-NOTICE (HYDRAULIC OIL FILL)  
14. 9S-4183 [4] PLUG (1-1/16-12-THD)  
15. 9S-4191 [1] PLUG (9/16-18-THD)  
16. 9S-8002 [1] PLUG (7/16-20-THD)  
17. 9S-8005 [1] PLUG (3/4-16-THD)  
18. 129-7927 [1] BEARING  
19. 129-7979 [2] DOWEL  
20. 192-0573 [5] PIN-DOWEL  
21. 247-8920 [1] ORIFICE  
22. 330-5623 [2] LINK (TIMING)  
23. 330-5624 [2] BEARING-SPECIAL  
24. 337-8212 [9] PISTON AS  
25. 337-8216 [1] BALL (HOLD DOWN)  
26. 340-2655 [2] RETAINER  
27. 342-9549 [1] SEAL-LIP TYPE  
28. 359-9300 Y [1] VALVE GP-PUMP CONTROL (IMPLEMENT)  
29. 360-2791 [1] SWASHPLATE  
30. 360-3491 [1] ACTUATOR  
31. 360-3495 [1] ACTUATOR  
32. 360-3496 [2] LINK-ACTUATOR  
33. 360-3499 [1] SPRING  
35. 362-0722 [1] BODY  
37. 362-3059 [1] COVER  
38. 365-9261 [1] RETAINER AS  
  9W-7783 [2] PLUG  
  340-1489 [1] RETAINER  
39. 366-8395 [2] SETSCREW (M16X2X45-MM)  
40. 367-7557 Y [1] HEAD GP-PUMP  
41. 370-0933 [1] COVER  
43. 433-9791 [2] SPRING  
44. 433-9792 [2] SPACER (48.43X61.3X0.7-MM THK)  
45. 330-5635 [2] NUT-SEAL (M16X2-THD)  
46. 5A-3604 M [3] BOLT-SOCKET HEAD (M8X1.25X25-MM)  
47. 6V-5192 M [6] BOLT-SOCKET HEAD (M8X1.25X30-MM)  
48. 7Y-5217 M [4] BOLT-SOCKET HEAD (M20X2.5X70-MM)  
49. 8C-6965 M [4] BOLT-SOCKET HEAD (M6X1X45-MM)  
50. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
51. 8T-4241 [1] RING-RETAINING  
52. 9X-2546 M [2] BOLT (M6X1X20-MM)  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00682340674
 

368-9258: ROTATING GP-PUMP

368-9258 ROTATING GP-PUMP
S/N WTY1-UP
PART OF 345-9796 MOTOR GP-PISTON
ALSO AN ATTACHMENT
i06605854 M0068234
3689258 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 168-3378 [1] BEARING-SPHERICAL  
2. 368-9262 [9] PISTON AS  
3. 368-9263 [1] RING-RETAINING  
4. 368-9261 [1] PLATE-CONTROL  
 

#M00682340675
 

421-4306: ROTATING GP-PUMP

421-4306 ROTATING GP-PUMP
S/N WTY1-UP
PART OF 392-0187 PUMP GP-PISTON
ALSO AN ATTACHMENT
i06581811 M0068234
4214306 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 191-7587 [9] PISTON AS  
2. 371-7957 [1] PLATE  
3. 290-0461 [1] BEARING  
4. 191-7596 [3] PIN  
5. 191-7597 [1] SPACER (41X55X3-MM THK)  
6. 191-7594 [1] SPRING  
7. 107-9464 [1] RING-RETAINING  
 

#M00682340676
 

6E-4006: ROTATING GP-PUMP

6E-4006 ROTATING GP-PUMP
S/N WTY1-UP
PART OF 392-0230 PUMP GP-PISTON
ALSO AN ATTACHMENT
i02888364 M0068234
6E4006 ROTATING GP-PUMP Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 235-5767 [9] PISTON AS  
2. 6E-6154 [1] PLATE-RETRACTION  
3. 6E-6155 [1] BEARING  
4. 196-0226 [1] BARREL  
5. 6E-3341 [1] SEAT-SPRING  
6. 6E-4009 [1] SPRING  
7. 6E-6158 [1] RING  
8. 120-5724 [1] PLATE-VALVE  
9. 168-3379 [3] PIN  
 

#M00682340677
 

374-1706: TANK & MTG GP-HYDRAULIC

374-1706 TANK & MTG GP-HYDRAULIC
S/N WTY1-UP
PART OF 374-0212 HYDRAULIC AR
ALSO AN ATTACHMENT
i06582295 M0068234
3741706 TANK & MTG GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8G-0841 [2] MOUNT AS  
2. 354-4889 [1] BLOCK  
3. 507-0643 [1] BREATHER AS (HYDRAULIC)  
  3D-2824 [1] SEAL-O-RING  
4. 374-7553 [1] BRACKET  
5. 389-7950 Y [1] TANK GP-HYDRAULIC  
6. 245-4824 [2] WASHER-HARD (16.2X58.2X6.2-MM THK)  
7. 198-4780 [3] WASHER-HARD (17.5X32X8-MM THK)  
8. 3E-9411 [4] WASHER-HARD (17.5X38X6-MM THK)  
9. 5T-1906 [1] PLATE  
10. 8T-6385 M [3] BOLT (M16X2X180-MM)  
11. 8T-4140 M [2] BOLT (M16X2X60-MM)  
12. 8T-4175 M [2] BOLT (M16X2X90-MM)  
13. 8T-7338 M [2] BOLT (M16X2X45-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00682340678
 

436-1577: TANK & MTG GP-HYDRAULIC

436-1577 TANK & MTG GP-HYDRAULIC
S/N WTY1-UP
PART OF 374-0282 HYDRAULIC AR
ALSO AN ATTACHMENT
i06093678 M0068234
4361577 TANK & MTG GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-1293 B [1] HOSE  
2. 368-6468 Y [1] COVER GP-XMSN OIL FILLER CAP  
3. 440-0772 [1] PLATE AS  
4. 440-0780 Y [1] TANK GP-TRANSMISSION  
5. 440-9845 [1] PLATE AS  
6. 447-0836 [1] TUBE AS  
7. 447-6634 [1] PLATE AS  
  9R-2613 M [1] BOSS-WELD (M10X1.5X25-MM)  
8. 450-1011 [1] BRACKET AS  
9. 198-4778 [3] WASHER-HARD (13.5X30X12-MM THK)  
10. 2V-0600 [2] CLAMP-HALF  
11. 329-3356 M [6] NUT (M12X1.75-THD)  
12. 344-5675 M [2] NUT (M10X1.5-THD)  
13. 7X-0349 [2] BOLT (5/8-11X3-IN)  
14. 7X-0591 [2] WASHER-HARD (17X29X3-MM THK)  
15. 7X-7729 [10] WASHER (11X25X3-MM THK)  
16. 8T-4136 M [6] BOLT (M10X1.5X25-MM)  
17. 8T-4183 M [5] BOLT (M12X1.75X40-MM)  
18. 8T-4184 M [1] BOLT (M12X1.75X45-MM)  
19. 8T-4186 M [2] BOLT (M10X1.5X40-MM)  
20. 8T-4223 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 8T-4956 M [3] BOLT (M12X1.75X35-MM)  
22. 8T-4984 [2] CLAMP-HOSE  
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00682340679
 

389-7950: TANK GP-HYDRAULIC

389-7950 TANK GP-HYDRAULIC
S/N WTY1-UP
217-L (57.4-US GAL)
PART OF 374-1706 TANK & MTG GP-HYDRAULIC
ALSO AN ATTACHMENT
i06582304 M0068234
3897950 TANK GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 637K WHEEL TRACTOR-SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1L-5072 [1] DOWEL  
2. 1P-4579 [6] FLANGE-HALF  
3. 1P-4582 [4] FLANGE-HALF  
4. 1P-4584 [2] FLANGE-HALF  
5. 1U-2827 [1] GUIDE-VALVE  
6. 2D-4202 [1] PLATE  
7. 2J-5608 [1] COVER  
8. 2J-7761 [1] RING-RETAINING  
9. 3E-4353 [11] WASHER-HARD (11X25X3-MM THK)  
10. 3J-7421 [3] GASKET  
11. 4J-0527 [1] SEAL-O-RING  
12. 4T-8698 [1] WASHER (12.2X62X3.5-MM THK)  
13. 5D-1911 [1] COVER-HYDRAULIC CAP  
14. 5D-7927 [1] STRAINER AS-OIL (HYDRAULIC TANK)  
  5F-3488 [1] END-STRAINER  
15. 5H-6005 [4] SEAL-O-RING  
16. 5M-2057 [1] SEAL-O-RING  
17. 6H-9361 [1] RING-RETAINING  
18. 6J-1080 [1] GROMMET  
19. 6V-7732 M [6] BOLT (M10X1.5X25-MM)  
20. 6V-7744 M [5] LOCKNUT (M10X1.5-THD)  
21. 7B-3039 [1] SPRING  
22. 7H-1447 [1] CAP-FILLER (HYDRAULIC TANK)  
23. 7J-2656 [3] SCREEN AS (HYDRAULIC TANK)  
24. 8J-8782 [1] BODY-DRAIN VALVE  
25. 8J-8783 [1] VALVE-DRAIN  
26. 8T-2275 [1] BALL  
27. 8T-3298 [1] SEAL-RECTANGULAR  
28. 8T-4121 [38] WASHER-HARD (11X21X2.5-MM THK)  
29. 8T-4133 M [1] NUT (M10X1.5-THD)  
30. 8T-4137 M [36] BOLT (M10X1.5X20-MM)  
31. 8T-4183 M [20] BOLT (M12X1.75X40-MM)  
32. 8T-4184 M [4] BOLT (M12X1.75X45-MM)  
33. 8T-4223 [24] WASHER-HARD (13.5X25.5X3-MM THK)  
34. 9H-6454 [1] GASKET  
35. 9J-7031 [1] PLUG-DRAIN (HYDRAULIC TANK OIL)  
36. 9M-7394 [1] LEVER  
37. 9X-2125 M [4] BOLT-LOCKING (M10X1.5X25-MM)  
38. 103-9603 [1] GAUGE-SIGHT (HYDRAULIC OIL LEVEL)  
39. 118-8693 [2] SCREEN (HYDRAULIC TANK)  
40. [2] PLUG AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  9S-4183 [1] PLUG (1-1/16-12-THD)  
41. 245-9740 [1] GASKET  
42. 288-4355 [1] PLATE  
43. 300-1960 [1] PLATE-IDENTIFICATION (HYDRAULIC OIL LEVEL CHECK)  
44. 319-1637 [1] RETAINER  
45. 346-4885 [2] TUBE AS  
46. 376-3056 [1] BRACKET  
47. 387-8895 [1] TUBE AS  
48. 387-8898 [2] TUBE AS  
49. 389-7951 [1] TANK AS-HYDRAULIC  
50. 8T-4201 M [9] BOLT-LOCKING (M10X1.5X20-MM)  
  M   METRIC PART
 

Information:

Caterpillar Parts SIS Catalog 637K :

PUMP GP-PISTON
392-0230 PUMP GP-PISTON
PUMP GP-PISTON
392-0187 PUMP GP-PISTON
PUMP GP-GEAR
374-1713 PUMP GP-GEAR
PUMP GP-GEAR
248-5605 PUMP GP-GEAR
PUMP & MTG GP-IMPL & STEERING
374-1712 PUMP & MTG GP-IMPL & STEERING
PIN GP-CYLINDER
374-0228 PIN GP-CYLINDER
MOTOR GP-PISTON
345-9796 MOTOR GP-PISTON
MANIFOLD & VALVE GP
491-3780 MANIFOLD & VALVE GP
PUMP GP-PISTON
393-1889 PUMP GP-PISTON
PUMP GP-PISTON
397-9456 PUMP GP-PISTON
PUMP GP-PISTON
398-1956 PUMP GP-PISTON
ROTATING GP-PUMP
368-9258 ROTATING GP-PUMP
ROTATING GP-PUMP
421-4306 ROTATING GP-PUMP
ROTATING GP-PUMP
6E-4006 ROTATING GP-PUMP
TANK & MTG GP-HYDRAULIC
374-1706 TANK & MTG GP-HYDRAULIC
TANK & MTG GP-HYDRAULIC
436-1577 TANK & MTG GP-HYDRAULIC
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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.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.