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121-8042 HOUSING & REGULATOR GP -TEMPERATURE REGULATOR S/N 3TR1-221 FOR USE WITH AIR COMPRESSOR 3126




COOLING SYSTEM

LINES GP-WATER
 

#SEBP25750100
 

121-8042: HOUSING & REGULATOR GP

121-8042 HOUSING & REGULATOR GP -TEMPERATURE REGULATOR
S/N 3TR1-221
FOR USE WITH AIR COMPRESSOR
i00486965 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 101-3244 [1] HOUSING-WATER REGULATING  
2. 2W-7212 [1] GASKET-WATER REGULATOR  
3. 119-3075 [1] REGULATOR-WATER TEMPERATURE (94-DEG C)(COOLANT)  
4. 4P-2684 [1] GASKET (TEMPERATURE REGULATOR HOUSING)  
5. 6V-5230 M [2] BOLT (M10X1.5X60-MM)  
8. 6V-3940 M [2] BOLT (M8X1.25X25-MM)  
9. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
10. 7E-0759 [1] HOSE  
11. 237-5176 [2] CLAMP-BAND  
13. 4P-7417 [1] PIPE  
14. 8T-6762 [1] PLUG-PIPE (1/2-14-THD)  
15. 120-7391 [1] ELBOW  
16. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
  M   METRIC PART
 

#SEBP25750101
 

117-3681: LINES GP-WATER

117-3681 LINES GP-WATER
S/N 3TR1-241
SHUNT
i00493600 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] TUBE AS-WATER  
 

#SEBP25750102
 

128-1213: LINES GP-WATER

128-1213 LINES GP-WATER -TEMPERATURE REGULATOR
S/N 3TR222-241
FOR USE WITH EXTERNAL BYPASS
i00519642 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 119-2938 [1] HOUSING-WATER REGULATOR  
2. 2W-7212 [1] GASKET-WATER REGULATOR  
3. 119-3075 [1] REGULATOR-WATER TEMPERATURE (94-DEG C)(COOLANT)  
4. 4P-2684 [1] GASKET (TEMPERATURE REGULATOR HOUSING)  
5. 6V-5230 M [2] BOLT (M10X1.5X60-MM)  
6. 120-7391 [1] ELBOW  
7. 8T-6767 [1] PLUG-PIPE (3/8-18-THD)  
8. 6V-3940 M [2] BOLT (M8X1.25X25-MM)  
9. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
10. 7W-6492 [3] PLUG-PIPE (1/2-14-THD)  
11. 4P-7417 [1] PIPE  
12. 8T-6762 [1] PLUG-PIPE (1/2-14-THD)  
  M   METRIC PART
 

#SEBP25750103
 

352-2153: PUMP AS-WATER

352-2153 PUMP AS-WATER
S/N 3TR1-217
PART OF 352-2154 PUMP GP-WATER
i04439475 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-3780 [1] PULLEY (1-GROOVE)  
2. 152-3952 [1] IMPELLER-PUMP  
3. 187-8957 [1] HOUSING AS-PUMP  
4. 277-7089 [1] SHAFT AS  
5. 350-5417 [1] SEAL-WATER PUMP  
 

#SEBP25750104
 

117-3433: PUMP GP-WATER

117-3433 PUMP GP-WATER -COOLANT
S/N 3TR202-241
PROVIDES WATER PUMP WITHOUT 90 DEGREE ELBOW
CANNOT BE USED WITH WATER BYPASS
i00493464 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 120-8402 Y [1] PUMP GP-WATER (COOLANT)  
2. 8T-0644 M [4] BOLT (M10X1.5X90-MM)  
3. 147-0182 [1] SEAL-O-RING  
4. 4J-0524 [1] SEAL-O-RING  
5. 9S-8008 [1] PLUG (1-1/16-12-THD)  
6. 9S-8005 [1] PLUG (3/4-16-THD)  
7. 6V-5063 [1] SEAL-O-RING  
8. 6V-6609 [1] SEAL-O-RING  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP25750105
 

120-8402: PUMP GP-WATER

120-8402 PUMP GP-WATER -COOLANT
PART OF 117-3433, 121-4328 PUMP GP-WATER
i00476597 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 159-3141 [1] PUMP AS-WATER (COOLANT)  
  187-8957 [1] HOUSING AS-PUMP  
1A. 147-5088 [1] SEAL AS-WATER PUMP  
1B. 277-7089 [1] SHAFT AS  
1C. 152-3952 [1] IMPELLER-PUMP  
1D. 7W-3780 [1] PULLEY (1-GROOVE)  
2. 4W-7592 [1] GASKET  
3. 107-7701 [1] COVER  
4. 6V-3918 M [4] BOLT (M8X1.25X50-MM)  
5. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
6. 9S-8005 [1] PLUG (3/4-16-THD)  
7. 3K-0360 [1] SEAL-O-RING  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP25750106
 

121-4328: PUMP GP-WATER

121-4328 PUMP GP-WATER
S/N 3TR1-241
CANNOT BE USED WITH WATERCOOLED AIR COMPRESSOR
i00483034 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 120-8402 Y [1] PUMP GP-WATER  
2. 8T-0644 M [4] BOLT (M10X1.5X90-MM)  
3. 2M-4453 [1] SEAL-O-RING  
4. 4J-0524 [1] SEAL-O-RING  
5. 008-8381 [1] ELBOW  
6. 3D-2824 [2] SEAL-O-RING  
7. 5P-1838 [1] ADAPTER  
8. 3K-0360 [1] SEAL-O-RING  
9. 9S-8008 [1] PLUG (1-1/16-12-THD)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP25750107
 

123-8388: PUMP GP-WATER

123-8388 PUMP GP-WATER
S/N 3TR1-217
i00515214 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 352-2154 Y [1] PUMP GP-WATER  
2. 8T-0644 M [4] BOLT (M10X1.5X90-MM)  
3. 2M-4453 [1] SEAL-O-RING  
4. 4J-0524 [1] SEAL-O-RING  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP25750108
 

126-8227: PUMP GP-WATER

126-8227 PUMP GP-WATER -COOLANT
S/N 3TR222-UP
PART OF 140-8068 PUMP GP-WATER
Type 1
i00515203 SEBP2575
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Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
2. 4W-7592 [1] GASKET  
3. 107-7701 [1] COVER  
4. 6V-3918 M [4] BOLT (M8X1.25X50-MM)  
5. 126-8226 [1] PUMP AS-WATER  
6. 2W-0712 [1] SEAL AS-PUMP  
7. 4W-0250 [1] SHAFT AS  
8. 4W-0251 [1] IMPELLER  
9. 7W-3780 [1] PULLEY  
10. 119-3025 [1] PLUG-FELT (WATER)(PUMP)  
11. 128-5121 [1] HOUSING AS-PUMP  
  M   METRIC PART
 

#SEBP25750109
 

126-8227: PUMP GP-WATER

126-8227 PUMP GP-WATER -COOLANT
S/N 3TR222-UP
PART OF 140-8068 PUMP GP-WATER
Type 2
i00885767 SEBP2575
  For full view, you need register

Parts for your 3126 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
2. 4W-7592 [1] GASKET  
3. 107-7701 [1] COVER  
4. 6V-3918 M [4] BOLT (M8X1.25X50-MM)  
5. 159-3145 C [1] PUMP AS-WATER  
6. 147-5088 [1] SEAL AS-WATER PUMP  
7. 4W-0250 [1] SHAFT AS  
8. 152-3952 [1] IMPELLER-PUMP  
9. 7W-3780 [1] PULLEY  
10. 119-3025 [1] PLUG-FELT (WATER)(PUMP)  
11. 128-5121 [1] HOUSING AS-PUMP  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
 

Information:

Specifications
Water Temperature Regulator
3126 Industrial Engine
Disassembly and Assembly

Caterpillar Parts SIS Catalog 3126 :

Truck sale:

On Request 
Caterpillar 3126B, Construction
- Industrial engines
ZEPPELIN POWER SYSTEMS GMBH & CO. KG
Germany
 
CATERPILLAR 3126 1995
- MARINE - PROPULSION
BARLOWORLD STET
USD $14,000 
1999 CAT 3126

Milton CAT Power Systems
Milford, Massachusetts
USD $11,000 
1999 CAT 3126

Milton CAT Power Systems
Milford, Massachusetts
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