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421-1164 PLUG GP-WATER LINES S/N TXW1-UP RH PART OF 377-6208, 520-4982 ENGINE AR-COMPLETE FOR USE WITH REAR OIL COOLER BONNET WITH JACKET WATER HEATER ALSO AN ATTACHMENT 637K




COOLING SYSTEM

LINES GP-WATER
 

#SEBP72780190
 

421-1164: PLUG GP-WATER LINES

421-1164 PLUG GP-WATER LINES
S/N TXW1-UP
RH
PART OF 377-6208, 520-4982 ENGINE AR-COMPLETE
FOR USE WITH REAR OIL COOLER BONNET WITH JACKET WATER HEATER
ALSO AN ATTACHMENT
i05161272 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 396-0405 [1] PLUG AS  
  6V-6609 [1] SEAL-O-RING  
  360-3680 [1] PLUG  
2. 398-5612 [2] PLUG AS  
    (EACH INCLUDES)
  6V-5063 [1] SEAL-O-RING  
  360-3682 [1] PLUG-O-RING  
 

#SEBP72780191
 

336-2213: PUMP GP-WATER

336-2213 PUMP GP-WATER
S/N TXW1-UP
PART OF 280-8039 PUMP GP-WATER
ALSO AN ATTACHMENT
i03812312 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 108-7930 [1] BEARING AS-ROLLER  
2. 4N-5834 [1] FILTER-FOAM (WATER PUMP HOUSING)  
3. 136-1107 [1] RETAINER  
4. 153-1256 [1] SEAL-LIP TYPE  
5. 195-0319 [1] GEAR (74-TEETH)  
6. 336-2212 [1] SEAL AS-WATER PUMP  
7. 1B-7182 [4] BOLT (5/16-18X1.25-IN)  
8. 246-3129 [1] IMPELLER-PUMP  
9. 246-3130 [1] SHAFT-WATER PUMP  
10. 303-8698 [1] HOUSING AS-PUMP  
10A. 6V-5048 [1] SEAL-O-RING  
10B. 9S-8002 [1] PLUG (7/16-20-THD)  
 

#SEBP72780192
 

338-1148: PUMP GP-WATER

338-1148 PUMP GP-WATER
S/N WYE114-UP
PART OF 346-9561 PUMP GP-WATER
ALSO AN ATTACHMENT
i03908907 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 350-5417 [1] SEAL-WATER PUMP  
2. 397-1832 [1] SHAFT AS  
3. 177-1058 [1] PLUG  
4. 203-6098 [1] HUB  
5. 261-3422 [1] COVER  
6. 6V-8837 M [3] BOLT (M6X1X16-MM)  
7. 9X-8267 [3] WASHER (6.6X12X2-MM THK)  
8. 5F-3999 [1] SEAL-O-RING  
  M   METRIC PART
 

#SEBP72780193
 

346-9561: PUMP GP-WATER

346-9561 PUMP GP-WATER
S/N WYE114-UP
PART OF 354-8346 ENGINE AR-CORE
Type 1
ALSO AN ATTACHMENT
i03865790 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 217-8992 [1] PULLEY (8-GROOVE)  
2. 338-1148 Y [1] PUMP GP-WATER  
3. 269-5304 [1] SEAL  
4. 269-5305 [1] SEAL-LIP  
5. 147-0182 [1] SEAL-O-RING  
6. 6V-5215 M [4] BOLT (M8X1.25X16-MM)  
7. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP72780194
 

346-9561: PUMP GP-WATER

346-9561 PUMP GP-WATER
S/N WYE114-UP
PART OF 354-8346 ENGINE AR-CORE
Type 2
ALSO AN ATTACHMENT
i07500842 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 217-8992 [1] PULLEY (8-GROOVE)  
2. 557-9567 CY [1] PUMP GP-WATER  
3. 269-5304 [1] SEAL  
4. 269-5305 [1] SEAL-LIP  
5. 147-0182 [1] SEAL-O-RING  
6. 6V-5215 M [4] BOLT (M8X1.25X16-MM)  
7. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP72780195
 

557-9567: PUMP GP-WATER

557-9567 PUMP GP-WATER
S/N WYE114-UP
PART OF 346-9561 PUMP GP-WATER
ALSO AN ATTACHMENT
i07500815 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 397-1832 [1] SHAFT AS  
2. 177-1058 [1] PLUG  
3. 203-6098 [1] HUB  
4. 261-3422 [1] COVER  
5. [1] IMPELLER  
6. 106-8916 M [3] BOLT (M6X16-MM)  
7. 350-5417 [1] SEAL-WATER PUMP  
8. 5F-3999 [1] SEAL-O-RING  
  M   METRIC PART
 

#SEBP72780196
 

349-7295: RADIATOR GP

349-7295 RADIATOR GP
S/N WTX1-UP
PART OF 386-1732 RADIATOR GP
ALSO AN ATTACHMENT
i04362998 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 243-2289 [4] MOUNT AS  
2. 322-8558 [1] CORE AS-RADIATOR  
3. 349-7294 [2] PLATE AS  
    (EACH INCLUDES)
  8T-3490 M [2] NUT-WELD (M10X1.5-THD)  
4. 7X-0474 M [4] BOLT (M10X1.5X220-MM)  
5. 7X-7729 [8] WASHER (11X25X3-MM THK)  
6. 8T-4133 M [4] NUT (M10X1.5-THD)  
7. 8T-4196 M [4] BOLT (M10X1.5X35-MM)  
8. 8T-4226 [4] WASHER-PLATED (10.5X45X3-MM THK)  
  M   METRIC PART
 

#SEBP72780197
 

379-9593: RADIATOR GP

379-9593 RADIATOR GP
S/N WTX1-UP
PART OF 374-0213 INSTALLATION AR-ENGINE
ALSO AN ATTACHMENT
i06534180 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 388-1046 [2] CHANNEL AS  
2. 495-5933 [1] CHANNEL AS  
3. 495-5935 [1] CHANNEL AS  
4. 416-9887 [1] CORE AS-RADIATOR  
  335-5462 [8] PIN  
5. 495-2560 [2] CHANNEL AS  
6. 420-8506 [1] SHROUD AS  
7. 420-8507 [1] SHROUD AS  
8. 421-6259 [1] BRACKET AS  
9. 421-6260 [1] BRACKET AS  
10. 455-7324 [4] SEAL  
12. 456-0090 [2] BAFFLE AS  
13. 456-0091 [2] BAFFLE AS  
14. 456-4398 [1] CHANNEL AS  
15. 456-4399 [3] SEAL  
16. 456-4400 [2] SEAL  
17. 456-4401 [2] SEAL  
18. 456-4403 [2] SEAL  
20. 495-5938 [2] STRIP  
21. 477-2964 [1] CHANNEL AS  
22. 198-4777 [28] WASHER-HARD (11X25X10-MM THK)  
23. 198-4780 [8] WASHER-HARD (17.5X32X8-MM THK)  
24. 222-9151 [8] WASHER-HARD (11X32X5-MM THK)  
25. 344-5675 M [14] NUT (M10X1.5-THD)  
26. 6V-7744 M [4] LOCKNUT (M10X1.5-THD)  
27. 7X-0474 M [4] BOLT (M10X1.5X220-MM)  
28. 7X-7729 [24] WASHER (11X25X3-MM THK)  
29. 8T-4121 [45] WASHER-HARD (11X21X2.5-MM THK)  
30. 8T-4136 M [34] BOLT (M10X1.5X25-MM)  
31. 8T-4137 M [5] BOLT (M10X1.5X20-MM)  
32. 8T-4185 M [14] BOLT (M10X1.5X50-MM)  
33. 8T-4193 M [8] BOLT (M16X2X50-MM)  
34. 8T-4195 M [22] BOLT (M10X1.5X30-MM)  
35. 8T-4222 [10] WASHER-PLATED (11X32X2.5-MM THK)  
36. 8T-4223 [12] WASHER-HARD (13.5X25.5X3-MM THK)  
37. 8T-4956 M [12] BOLT (M12X1.75X35-MM)  
  M   METRIC PART
 

#SEBP72780198
 

386-1732: RADIATOR GP

386-1732 RADIATOR GP
S/N WTX1-UP
PART OF 374-0273 INSTALLATION AR-ENGINE
ALSO AN ATTACHMENT
i05430217 SEBP7278
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Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 349-7295 Y [1] RADIATOR GP  
2. 387-0268 Y [1] GUARD GP-FAN  
3. 387-9621 Y [1] FRAME GP-RADIATOR  
4. 389-8922 [2] BAFFLE AS  
    (EACH INCLUDES)
  033-9412 [9] RIVET  
  089-7960 [9] WASHER (5.3X25X1.6-MM THK)  
5. 389-8923 [2] BAFFLE AS  
    (EACH INCLUDES)
  033-9412 [4] RIVET  
  089-7960 [4] WASHER (5.3X25X1.6-MM THK)  
6. 133-6934 [1] SPACER (11X20X25-MM THK)  
7. 5S-0581 [6] WASHER-HARD (17X38X8-MM THK)  
8. 7X-7729 [18] WASHER (11X25X3-MM THK)  
9. 8T-4121 [17] WASHER-HARD (11X21X2.5-MM THK)  
10. 8T-4136 M [28] BOLT (M10X1.5X25-MM)  
11. 8T-4174 M [6] BOLT (M16X2X120-MM)  
12. 8T-4194 M [4] BOLT (M12X1.75X50-MM)  
13. 8T-4195 M [5] BOLT (M10X1.5X30-MM)  
14. 8T-4910 M [4] BOLT (M12X1.75X60-MM)  
15. 8T-6466 M [1] BOLT (M10X1.5X60-MM)  
16. 8T-7971 [8] WASHER-HARD (13.5X25.5X5-MM THK)  
17. 6V-5163 D SEAL (0.3-M)  
18. 5P-6126 D SEAL (0.8-M EACH)  
19. 5P-6882 D SEAL (0.3-M EACH)  
19A. 5P-6882 D SEAL (0.9-M EACH)  
19B. 5P-6882 D SEAL (0.8-M)  
19C. 5P-6882 D SEAL (0.1-M EACH)  
20. 123-6806 E SEAL (14.3-CM EACH)  
20A. 123-6806 E SEAL (77-CM)  
  D   ORDER BY THE METER
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP72780199
 

381-9370: REGULATOR GP-TEMPERATURE

381-9370 REGULATOR GP-TEMPERATURE
S/N WYE114-UP
PART OF 361-6762 ENGINE AR-COMPLETE
ALSO AN ATTACHMENT
i04536030 SEBP7278
  For full view, you need register

Parts for your 637K WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 377-3016 [1] REGULATOR-WATER TEMPERATURE  
2. 261-8088 [1] ELBOW  
3. 8T-7547 M [2] BOLT (M8X1.25X30-MM)  
4. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
  M   METRIC PART
 

Information:

Caterpillar Parts SIS Catalog 637K :

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