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7N6640 COOLANT FILTER GROUP--Type 2 FOR USE WITH GEAR DRIVEN AIR COMPRESSOR Element Replacement Chart is shown on Page 40H AN ATTACHMENT 3406




COOLING SYSTEM

COOLANT CONDITIONER GP
 

#UEG0728S0090
 

7N-6640: COOLANT FILTER GROUP

7N6640 COOLANT FILTER GROUP--Type 2
FOR USE WITH GEAR DRIVEN AIR COMPRESSOR
Element Replacement Chart is shown on Page 40H
AN ATTACHMENT
c170685 UEG0728S
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8L-3282 [3] CONNECTOR  
2. 6B-4661 [1] BUSHING  
3. 1N-8559 [1] TEE  
4. 3H-0019 C [2] CLIP  
5. 8S-5364 [1] HOSE ASSEM. 1.63 m(64 in.)  
6. 1L-2279 C [2] ELBOW  
7. 3V-1330 [1] HOSE ASSEM. .69 m(27 in.)  
8. 9N-3666 [2] VALVE ASSEM.  
9. 003-2143 [1] ELBOW  
10. 3J-5390 [2] PLUG  
11. 9N-3668 [1] BASE ASSEM.  
    (Includes)
  9N-3645 [1] STUD  
12. 5B-8978 [1] TEE  
13. 7N-6288 [1] BRACKET  
14. 0S-1571 [1] BOLT  
  9N-1650 [1] WASHER  
15. 9M-4594 [1] SPACER  
16. 5B-0565 [1] SPACER  
17. 0S-1619 [2] BOLT  
18. 5M-2894 [4] WASHER  
19. 0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
20. 7D-5363 [1] CONNECTOR  
21. 2N-3378 C [1] ELBOW  
22. 6K-0806 C [1] STRAP  
    (Refer to chart for element replacement)
  C   INDICATES CHANGE
 

#UEG0728S0091
 

8N-0020: FILTER GP-COOLANT

8N20 COOLANT FILTER GROUP
FOR USE WITH NON-AFTERCOOLED MOBILE EQUIPMENT ENGINES WITH 58 TO 114
LITRE (14 TO 30 GAL.). Cannot be used with Instrument Panel. Element Replacement
Chart is shown on Page 40H. AN ATTACHMENT
c169503 UEG0728S
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-3371 [1] HOSE ASSEM.  
2. 3J-5390 [2] PLUG  
3. 9N-3668 [1] BASE ASSEM.  
    (Includes)
  9N-3645 [1] STUD  
4. 8L-3282 [2] CONNECTOR  
5. 9N-3666 [2] VALVE ASSEM.  
6. 003-2143 [1] ELBOW  
7. 9N-3041 [1] HOSE ASSEM.  
    (Refer to Chart for Element Replacement)
9. 7D-5363 H [1] CONNECTOR  
10. 5B-8978 H [1] TEE  
11. 2N-3378 H [1] ELBOW  
12. 1N-8559 [1] TEE  
13. 6B-4661 [1] BUSHING  
14. 1H-5166 [1] CLIP  
15. 8F-8513 [1] CLIP  
16. 0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
17. 1A-2029 [4] BOLT  
18. 5M-2894 [6] WASHER  
19. 9N-3663 [1] BRACKET ASSEM.  
20. 2N-8037 [1] ELBOW  
21. 8L-3282 [1] CONNECTOR  
    (use without air compressor lines)
  H   USE WITH AIR COMPRESSOR LINES
 

#UEG0728S0092
 

8N-0019: FILTER GP-COOLANT

8N19 COOLANT FILTER GROUP
FOR USE WITH AFTERCOOLED MOBILE EQUIPMENT ENGINES WITH 58 TO 115
LITRE (15 TO 30 GAL.) COOLING SYSTEM CAPACITY. Cannot be used with Instrument
Panel. Element Replacement Chart is shown on Page 40H. AN ATTACHMENT
c169502 UEG0728S
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-3371 [1] HOSE ASSEM.  
2. 3J-5390 [2] PLUG  
3. 9N-3668 [1] BASE ASSEM.  
    (Includes)
  9N-3645 [1] STUD  
4. 8L-3282 [3] CONNECTOR (Use as Required)  
5. 9N-3666 [2] VALVE ASSEM.  
6. 003-2143 [1] ELBOW  
7. 9N-3041 [1] HOSE ASSEM.  
    (Refer to Chart for Element Replacement)
9. 7D-5363 [1] CONNECTOR  
10. 5B-8978 [1] TEE  
11. 2N-3378 [1] ELBOW  
12. 1N-8559 [1] TEE  
13. 6B-4661 [1] BUSHING  
14. 1H-5166 [1] CLIP  
15. 8F-8513 [1] CLIP  
16. 0S-1594 [2] BOLT  
  1D-4717 [2] NUT  
  5M-2894 [2] WASHER  
17. 2B-2694 [3] BOLT  
18. 9M-1974 [2] WASHER  
19. 9N-3660 [1] BRACKET ASSEM.  
20. 2N-8037 [1] ELBOW  
 

#UEG0728S0093
 

9N-3382: COOLANT CONDITIONER GP

9N3382 COOLANT FILTER GROUP
FOR USE ON ENGINES WITH 76 TO 151 LITRE (20 TO 40 GAL.) COOLING SYSTEM
CAPACITY. HARDWARE AND HOSES ARE TO BE FURNISHED BY THE CUSTOMER
Element Replacement Chart is shown on Page 40H. AN ATTACHMENT
c169499 UEG0728S
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-3666 [2] VALVE AS  
    (REFER TO CHART FOR
    ELEMENT REPLACEMENT)
3. 9N-3668 [1] BASE AS  
  9N-3645 [1] STUD-TAPERLOCK  
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0728S0094
 

COOLANT FILTER ELEMENTS

COOLANT FILTER ELEMENTS
UEG0728S0094 UEG0728S
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0728S0095
 

4N-7415: PUMP GP-WATER

4N7415 WATER PUMP GROUP (4N3006 N/S)
Serial No. 90U1 to 90U304 inclusive
c178545 UEG0728S
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-3004 [1] IMPELLER  
2. 4N-1137 [1] HOUSING  
3. 5P-1713 [1] SEAL  
4. 1B-3867 J [1] BEARING  
5. 2N-7942 J [1] SPACER  
6. 2L-5271 J [1] BEARING  
7. 4N-0350 [1] GEAR (74 teeth)  
8. 2N-7941 J [1] SHAFT  
9. 3S-4388 [1] WASHER  
10. 2P-3205 [1] BOLT  
11. 4N-1136 [1] RETAINER  
12. 1B-7182 [4] BOLT  
13. 9M-5894 H [1] SEAL  
14. 4N-1400 J [1] FILTER  
15. 9M-3786 H [1] SEAL  
16. 8S-8821 [1] SEAL  
17. 4F-7387 H [1] SEAL  
18. 8S-7762 [1] RING  
19. 2P-3204 [1] BOLT  
  9M-6527 J [1] WASHER  
20. 4N-6556 [1] SEAL ASSEM.  
21. 4N-3005 J [1] ADAPTER  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9N-6289 C [1] KIT (water pump rebuild)  
    (Includes Parts Marked J)
  C   INDICATES CHANGE
  H   NOT PART OF 4N7415 WATER PUMP
 

#UEG0728S0096
 

4N-7415: PUMP GP-WATER

4N7415 WATER PUMP GROUP (4N3006 N/S)
Serial No. 90U305-Up
c178546 UEG0728S
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-3004 [1] IMPELLER  
2. 4N-1137 [1] HOUSING  
3. 5P-1713 [1] SEAL  
4. 1B-3867 J [1] BEARING  
5. 2N-7942 J [1] SPACER  
6. 2L-5271 J [1] BEARING  
7. 4N-0350 [1] GEAR (74 teeth)  
8. 6N-0139 CJ [1] SHAFT  
9. 2P-3696 CJ [1] RETAINER  
10. 1A-1135 CJ [1] BOLT  
11. 9N-3033 C [1] RETAINER  
12. 1B-7182 [4] BOLT  
13. 9M-5894 H [1] SEAL  
14. 4N-1400 J [1] FILTER  
15. 9M-3786 H [1] SEAL  
16. 8S-8821 [1] SEAL  
17. 4F-7387 H [1] SEAL  
18. 8S-7762 [1] RING  
19. 0S-1591 CJ [1] BOLT  
  9M-6527 J [1] WASHER  
20. 4N-6556 [1] SEAL ASSEM.  
21. 4N-3005 H [1] ADAPTER  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9N-6289 C [1] KIT (water pump rebuild)  
    (Includes Parts Marked j)
  C   INDICATES CHANGE
  H   NOT PART OF 4N7415 WATER PUMP GROUP
 

#UEG0728S0097
 

3N-4852: PUMP GP-AUXILIARY

3N4852 AUXILIARY PUMP GROUP--Sea Water
AN ATTACHMENT
c119187 UEG0728S
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6F-7012 [2] STUD  
  1D-4717 [4] NUT  
2. 3B-4506 [12] LOCKWASHER  
3. 3N-4851 Y [1] PUMP GP-AUXILIARY  
4. 1A-2029 [8] BOLT  
  4B-4278 [8] WASHER  
5. 9M-7959 [4] CLAMP  
6. 2S-6657 G HOSE-COOLANT (5IN)  
7. 9B-0887 [1] PLUG-PIPE  
8. 2S-6657 G HOSE-COOLANT (5IN)  
9. 6L-2280 [1] ROD  
10. 6L-2279 [1] PLUG-PIPE  
11. 3N-4849 [2] ELBOW-WATER PUMP  
12. 4L-3833 [2] GASKET  
13. 1D-4538 [4] BOLT  
14. 3N-4848 [1] ADAPTER-PUMP DRIVE  
15. 3N-4850 [1] GASKET-PUMP  
  G   ORDER BY THE INCH
  Y   SEPARATE ILLUSTRATION
 

#UEG0728S0098
 

3N-4851: PUMP GP-AUXILIARY

3N4851 AUXILIARY PUMP GROUP--Sea Water
Part of 3N4852 Auxiliary Pump Group shown on Page 42
c221364 UEG0728S
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1L-4775 [1] RING-RETAINING  
2. 3N-4857 [1] HOUSING-BEARING  
3. 1B-3867 [2] BALL BEARING  
4. 3N-4866 [2] SEAL-O-RING  
5. 3N-5632 C [1] SEAL AS  
6. 3N-4856 C [1] BODY AS  
7. 3N-4855 [1] PIN-DOWEL  
8. 3N-4860 [1] CAM  
9. 3F-7586 [6] SCREW-MACHINE  
10. 3N-7758 [1] SEAL-SPLINE  
11. 3N-4861 [1] GASKET  
12. 3N-4854 [1] COVER AS-END  
13. 3N-4855 [1] PIN-DOWEL  
14. 3N-4859 [1] IMPELLER AS  
15. 3N-7759 [1] RING-RETAINING  
16. 3N-4862 [2] PLATE-WEAR  
17. 4M-0061 [4] BOLT  
  3L-6789 [4] LOCKWASHER  
18. 3N-4863 [1] SEAL  
19. 3N-4858 [1] SHAFT  
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0728S0099
 

4N-4075: LINES GP-WATER

4N4075 WATER LINES GROUP--Turbocharger Cooling
c205462 UEG0728S
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 031-0782 [2] ELBOW  
2. 4N-4999 [1] TUBE ASSEM.  
3. 2P-1311 [2] ELBOW  
4. 0S-0509 C [1] BOLT  
  5M-2894 [1] WASHER  
5. 8S-8713 [1] CLIP  
6. 4N-5002 [1] TUBE ASSEM.  
  C   INDICATES CHANGE
 

Caterpillar Parts SIS Catalog 3406 :

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