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WATER LINES Serial No. 49B1 to 49B612 inclusive. Note: 6F6041 Rust Inhibitor is available Refer also to Pages 70, 70B, and 78 through 79 for special parts D342C


COOLING SYSTEM
LINES GP-WATER
PUMP GP-WATER

INDUSTRIAL ENGINE D342C INDUSTRIAL ENGINE 49B
 D342 ENGINE 49B00001-01090 UE033308 D342C 49B   (1966)

COOLING SYSTEM

LINES GP-WATER
WATER LINES
WATER LINES
WATER LINES
WATER LINES
WATER LINES
6L-2887 WATER LINES
WATER LINES GROUP
3L-1621 WATER LINES GROUP
WATER LINES GROUP
9M-9239 WATER LINES GROUP
WATER LINES GROUP
9M-9239 WATER LINES GROUP
 

#UE0333080001
 

WATER LINES

WATER LINES
Serial No. 49B1 to 49B612 inclusive. Note: 6F6041 Rust Inhibitor is available
Refer also to Pages 70, 70B, and 78 through 79 for special parts
c55070 UE033308
None WATER LINES Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5H-1086 [1] PIPE  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5H-1122 [2] GASKET  
  5H-1054 [1] ELBOW  
  1A-2029 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  9F-5940 [1] GASKET  
  5H-1096 [1] GASKET  
  8F-6974 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6H-2007 [1] GASKET  
  0S-1590 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2A-0615 [6] GASKET  
  0T-0924 [2] BOLT  
  1B-4203 [2] NUT  
  3B-4506 [6] LOCKWASHER  
  0S-1594 [4] BOLT  
  5H-2951 [1] ADAPTER  
  5H-2906 [1] GASKET  
  1B-4203 [12] NUT  
  3B-4506 [12] LOCKWASHER  
  5H-2902 [1] MANIFOLD  
  1L-0270 [1] GASKET  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  2H-5572 [1] GASKET  
  3H-2652 [1] SEAL  
  4H-9009 [1] FLANGE  
  4H-1991 [2] REGULATOR  
  6H-6273 [1] MANIFOLD  
  3L-6344 [1] ELBOW  
  3B-1915 [1] BOLT (1 3/8" LONG)  
  0S-1594 [1] BOLT (1" LONG)  
  3B-4506 [2] LOCKWASHER  
  0T-0225 [1] GASKET  
  2B-7411 [1] PLUG  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4H-9008 [1] GASKET  
  5H-4353 [1] TUBE ASSEM.  
  3L-6341 [1] COVER  
  4H-8522 [1] GASKET  
  2B-5803 [1] PLUG  
  6B-9186 [1] GASKET  
  7B-3235 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  2B-7410 [3] PLUG  
 

#UE0333080002
 

WATER LINES

WATER LINES
Serial No. 49B613 to 49B646 inclusive
Note: 6F6041 Rust Inhibitor is available. Refer also to Pages 70, 70B and 78 through 79 for special parts
c91759 UE033308
None WATER LINES Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1590 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  5H-1086 [1] PIPE  
  5H-1122 [2] GASKET  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5H-1054 [1] ELBOW  
  1A-2029 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  9F-5940 [1] GASKET  
  5H-1096 [1] GASKET  
  8F-6974 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  2A-0615 [6] GASKET  
  6H-6273 [1] MANIFOLD  
  1L-0270 [1] GASKET  
  0T-0924 [2] BOLT  
  1B-4203 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  5H-2902 [1] MANIFOLD  
  5H-2951 [1] ADAPTER  
  5H-2906 [1] GASKET  
  4H-1991 [2] REGULATOR  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1B-4203 [12] NUT  
  3B-4506 [12] LOCKWASHER  
  1S-2093 [1] FLANGE  
  3H-2652 [1] SEAL  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  3B-1915 [1] BOLT (1.375" LONG)  
  3B-4506 [1] LOCKWASHER  
  2H-5572 [1] GASKET  
  0T-0225 [1] GASKET  
  3L-6344 [1] ELBOW  
  0S-1594 [1] BOLT (1" LONG)  
  3B-4506 [1] LOCKWASHER  
  2B-7411 [1] PLUG  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4H-9008 [1] GASKET  
  5H-4353 [1] TUBE ASSEM.  
  6H-2007 [1] GASKET  
  3L-6341 [1] COVER  
  2B-5803 [1] PLUG  
  6B-9186 [1] GASKET  
  4H-8522 [1] GASKET  
  7B-3235 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  2B-7410 [3] PLUG  
 

#UE0333080003
 

6L-2887: WATER LINES

WATER LINES (6L2887 N/S)
Effective with Serial No. 49B647
Note: 6F6041 Rust Inhibitor is available. Refer also to Pages 70, 70B, 78, 78B and 79 for special parts
c88745 UE033308
6L2887 WATER LINES Parts scheme
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8F-6974 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5H-1096 [1] GASKET  
  6L-5559 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1A-2029 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  9F-5940 [1] GASKET  
  5H-1054 [1] ELBOW  
  1A-2029 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6L-5559 [1] GASKET  
  1B-4203 [12] NUT  
  3B-4506 [12] LOCKWASHER  
  6L-5558 [6] GASKET  
  5H-2906 [1] GASKET  
  2B-5803 [1] PLUG  
  6B-9186 [1] GASKET  
  5H-2951 [1] ADAPTER  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5H-2902 [1] MANIFOLD  
  0T-0924 [2] BOLT  
  1B-4203 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  6L-5568 [1] GASKET  
  2H-5572 [1] GASKET  
  3L-6344 [1] ELBOW  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  6L-5567 [1] GASKET  
  5H-1086 [1] PIPE  
  6L-1650 [1] SEAL  
  4H-9008 [1] GASKET  
  1S-2093 [1] FLANGE  
  1S-0795 [1] GASKET  
  0S-1619 [2] BOLT (3" Long)  
  3B-4506 [2] LOCKWASHER  
  2B-5803 [1] PLUG  
  6B-9186 [1] GASKET  
  6L-2536 [1] MANIFOLD  
  2B-0858 [4] PLUG  
  4L-7615 [2] REGULATOR  
  5M-6214 [1] PLUG  
  1B-5174 [1] PLUG  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-7433 [1] TUBE ASSEM.  
  2J-6540 [2] CLAMP  
  6L-4381 [1] HOSE  
  6L-2612 [1] ELBOW  
  1S-1669 [1] TUBE ASSEM.  
  0L-1352 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1S-0764 [1] GASKET  
  1S-0763 [1] COVER ASSEM.  
  4B-4845 [1] PLUG  
  4M-1336 [2] FERRULE  
  4L-8098 [2] SEAL  
    (Parts of Cover Assem. 1S763)
  6F-7767 [1] GASKET  
  0S-1588 [2] BOLT (1.25" Long)  
  3B-4506 [2] LOCKWASHER  
 

#UE0333080004
 

4L-3497: WATER PUMP GROUP

4L3497 WATER PUMP GROUP
Serial No. 49B1 to 49B382 inclusive
Note: 6H5839 Water Pump Gasket Kit is available
Refer also to Pages 71 and 79 for special parts
c62235 UE033308
4L3497 WATER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1L-5977 [1] SHAFT  
  3H-2018 [1] NUT  
  5H-4342 [1] WASHER  
  3F-2771 [1] COTTER PIN  
  4H-8891 [1] GASKET  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  0T-0573 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4H-8951 [1] COVER  
  4H-8890 [1] GASKET  
  4H-9836 [1] SEAL  
  1B-4109 [1] BEARING  
  4H-3157 [1] KEY  
  4H-8906 [1] COVER  
  0S-1594 [3] BOLT  
  0L-0364 [3] LOCK  
  1B-4116 [1] BEARING  
  3L-7685 [1] LOCK  
  4H-3157 [1] KEY  
  2A-0053 [1] NUT  
  3L-9127 [1] SPACER  
  2M-6569 [1] GEAR (28T.)  
  0S-1594 [5] BOLT  
  0L-0364 [5] LOCK  
  5H-1385 [1] CAGE  
  4F-4769 [1] SEAL ASSEM.  
  6H-3491 [1] BELLOWS ASSEM.  
  5F-9140 [1] WASHER  
    (PARTS OF ASSEM. 4F4769)
  1M-7575 [1] IMPELLER ASSEM.  
  1B-4203 [5] NUT  
  3B-4506 [5] LOCKWASHER  
  4H-8966 [1] HOUSING  
 

#UE0333080005
 

2S-1681: WATER PUMP ASSEMBLY

2S1681 WATER PUMP ASSEMBLY--Type 1
Serial No. 49B613 to 49B646 inclusive. Refer also to Pages 71 and 78A for special parts
See Page 24C for Gasket Kit. Only separate parts serviced
c87533 UE033308
2S1681 WATER PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7M-5692 [1] IMPELLER  
  6H-3491 [1] BELLOWS ASSEM.  
  5F-9140 [1] WASHER  
    (Parts of Seal Assem. 4F4769)
  1L-5977 [1] SHAFT  
  4H-8951 H [1] COVER  
  3H-2018 [1] NUT  
  0S-1594 H [4] BOLT  
  3B-4506 H [4] LOCKWASHER  
  3F-2771 [1] COTTER PIN  
  5H-4342 [1] WASHER  
  9H-2782 [1] SEAL ASSEM.  
  0T-0573 H [2] BOLT  
  3B-4506 H [2] LOCKWASHER  
  4F-4769 [1] SEAL ASSEM.  
  4H-8891 [1] GASKET  
  1S-2092 [1] HOUSING  
  4H-8890 [1] GASKET  
  4H-9836 [1] SEAL  
  1B-4109 [1] BEARING  
  0S-1594 [5] BOLT  
  0L-0364 [5] LOCK  
  4H-3157 [2] KEY  
  1B-4116 [1] BEARING  
  3L-9127 [1] SPACER  
  2A-0053 H [1] NUT  
  3L-7685 [1] LOCK  
  0S-1594 H [3] BOLT  
  0L-0364 H [3] LOCK  
  4H-8906 H [1] COVER  
  5H-1385 [1] CAGE  
  2M-6569 [1] GEAR (28 Teeth)  
  1B-4203 H [5] NUT  
  3B-4506 H [5] LOCKWASHER  
  H   NOT PART OF WATER PUMP ASSEM.
 

#UE0333080006
 

2S-1681: WATER PUMP ASSEMBLY

2S1681 WATER PUMP ASSEMBLY--Type 2
Serial No. 49B613 to 49B646 inclusive. Refer also to Pages 71 and 78A for special parts
See Page 24C for Gasket Kit. Only separate parts serviced
c130592 UE033308
2S1681 WATER PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7M-5692 [1] IMPELLER  
  6H-3491 [1] BELLOWS ASSEM.  
  9S-5168 [1] WASHER  
    (Parts of Seal Assem. 9S5169)
  6L-6459 CH [1] SHAFT  
  4H-8951 H [1] COVER  
  3H-2018 [1] NUT  
  0S-1594 H [4] BOLT  
  3B-4506 H [4] LOCKWASHER  
  3F-2771 [1] COTTER PIN  
  5H-4342 [1] WASHER  
  3S-3535 CH [1] SEAL  
  2S-3966 CH [1] RING  
  0T-0573 H [2] BOLT  
  3B-4506 H [2] LOCKWASHER  
  9S-5169 CH [1] SEAL ASSEM.  
  4H-8891 [1] GASKET  
  1S-2092 [1] HOUSING  
  4H-8890 [1] GASKET  
  4H-9836 [1] SEAL  
  1B-4109 [1] BEARING  
  0S-1594 [5] BOLT  
  0L-0364 [5] LOCK  
  4H-3157 [2] KEY  
  1B-4116 [1] BEARING  
  3L-9127 [1] SPACER  
  2A-0053 H [1] NUT  
  3L-7685 [1] LOCK  
  0S-1594 H [3] BOLT  
  0L-0364 H [3] LOCK  
  4H-8906 H [1] COVER  
  5H-1385 [1] CAGE  
  2M-6569 [1] GEAR (28 Teeth)  
  1B-4203 H [5] NUT  
  3B-4506 H [5] LOCKWASHER  
  C   INDICATES CHANGE FROM PREVIOUS
  H   NOT PART OF WATER PUMP ASSEM.
 

#UE0333080007
 

6L-2871: WATER PUMP GROUP

6L2871 WATER PUMP GROUP
Serial No. 49B647 to 49B802 inclusive
Refer also to Pages 71 and 78A for special parts. See Page 24C for Gasket Kit
c168653 UE033308
6L2871 WATER PUMP GROUP Parts scheme
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1S-1663 [1] COVER  
  7M-5692 H [1] IMPELLER  
  7M-5143 [1] KIT  
    (Water Pump Rebuild)
    (Consists of Parts marked H)
  6H-3491 [1] BELLOWS ASSEM.  
  5F-9140 [1] WASHER  
    (Parts of Seal Assem. 4F4769)
  2S-3966 [1] RING  
  6L-6459 H [1] SHAFT  
  3H-2018 H [1] NUT  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  3F-2771 [1] COTTER PIN  
  5H-4342 H [1] WASHER  
  3S-3535 [1] SEAL  
  0T-0573 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4F-4769 [1] SEAL ASSEM.  
  4H-8891 [1] GASKET  
  1S-2092 [1] HOUSING  
  4H-8890 [1] GASKET  
  4H-9836 [1] SEAL  
  1B-4109 H [1] BEARING  
  0S-1594 [5] BOLT  
  0L-0364 [5] LOCK  
  4H-3157 H [2] KEY  
  1B-4116 H [1] BEARING  
  3L-9127 H [1] SPACER  
  2A-0053 H [1] NUT  
  3L-7685 H [1] LOCK  
  0S-1594 [3] BOLT  
  0L-0364 [3] LOCK  
  4H-8906 H [1] COVER  
  5H-1385 [1] CAGE  
  2M-6569 [1] GEAR (28 Teeth)  
  1B-4203 [5] NUT  
  3B-4506 [5] LOCKWASHER  
 

#UE0333080008
 

6L-2871: WATER PUMP GROUP

6L2871 WATER PUMP GROUP
Serial No. 49B803-Up. Refer also to Pages 71 and 78A for
special parts. See Page 24C for Gasket Kit
c168654 UE033308
6L2871 WATER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1S-1663 [1] COVER  
  7M-5692 H [1] IMPELLER  
  7M-5143 [1] KIT  
    (Water Pump Rebuild)
    (Consists of Parts marked H)
  6H-3491 [1] BELLOWS ASSEM.  
  9S-5168 [1] WASHER  
    (Parts of Seal Assem. 9S5169)
  2S-3966 [1] RING  
  6L-6459 H [1] SHAFT  
  3H-2018 H [1] NUT  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  3F-2771 [1] COTTER PIN  
  5H-4342 H [1] WASHER  
  3S-3535 [1] SEAL  
  0T-0573 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9S-5169 [1] SEAL ASSEM.  
  4H-8891 [1] GASKET  
  1S-2092 [1] HOUSING  
  4H-8890 [1] GASKET  
  4H-9836 [1] SEAL  
  1B-4109 H [1] BEARING  
  0S-1594 [5] BOLT  
  0L-0364 [5] LOCK  
  4H-3157 H [2] KEY  
  1B-4116 H [1] BEARING  
  3L-9127 H [1] SPACER  
  2A-0053 H [1] NUT  
  3L-7685 H [1] LOCK  
  0S-1594 [3] BOLT  
  0L-0364 [3] LOCK  
  4H-8906 [1] RETAINER  
  5H-1385 [1] CAGE  
  2M-6569 [1] GEAR (28 Teeth)  
  1B-4203 [5] NUT  
  3B-4506 [5] LOCKWASHER  
 

#UE0333080009
 

4L-3497: WATER PUMP GROUP

4L3497 WATER PUMP GROUP
Serial No. 49B383 to 49B612 inclusive. Refer also to Pages 71
and 78A for special parts. See Page 24C for Gasket Kit
c130358 UE033308
4L3497 WATER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-6459 H [1] SHAFT  
  3H-2018 H [1] NUT  
  5H-4342 H [1] WASHER  
  3F-2771 H [1] COTTER PIN  
  4H-8891 [1] GASKET  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  3S-3535 H [1] SEAL  
  2S-3966 H [1] RING  
  0T-0573 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4H-8951 [1] COVER  
  4H-8890 [1] GASKET  
  7M-5143 [1] WATER PUMP REBUILD KIT  
    (CONSISTS OF PARTS MARKED H)
  4H-9836 [1] SEAL  
  1B-4109 H [1] BEARING  
  4H-3157 H [1] KEY  
  4H-8906 [1] COVER  
  0S-1594 [3] BOLT  
  0L-0364 H [3] LOCK  
  1B-4116 H [1] BEARING  
  3L-7685 H [1] LOCK  
  4H-3157 H [1] KEY  
  2A-0053 H [1] NUT  
  3L-9127 H [1] SPACER  
  2M-6569 H [1] GEAR (28 TEETH)  
  0S-1594 H [5] BOLT  
  0L-0364 H [5] LOCK  
  5H-1385 [1] CAGE  
  4F-4769 [1] SEAL ASSEM.  
  6H-3491 [1] BELLOWS ASSEM.  
  5F-9140 [1] WASHER  
    (PARTS OF SEAL ASSEM. 4F4769)
  7M-5692 H [1] IMPELLER  
  1B-4203 [5] NUT  
  3B-4506 [5] LOCKWASHER  
  4H-8966 [1] HOUSING  
 

Information:

Engine News
Polarity Connections And Use Of Service Meter Films When Service Meter Kits Are Installed
1987/05/01
New Water Temperature Regulator Has A Closer Fit At The Valve Seat To Keep Leakage At A Minimum
1977/01/28
Service Magazine
New Water Temperature Regulator Has A Closer Fit At The Valve Seat To Keep Leakage At A Minimum{1355}
1977/01/17
Easy Five-Minute Coolant Conditioner Test With 8T5296 Coolant Conditioner Test Kit{1395,0786}
1987/03/23
5P957 And 5P3514 Coolant And Battery Tester{0786,1395,1401}
1987/03/23
How To Identify Failures To Electric Jacket Water Heaters{1383}
1988/04/18
New Publication Available-"Coolant And Your Engine"{1395,0374,0375}
1989/02/13
Engine Coolant Can Be Recycled{1395}
1989/11/13

Caterpillar Parts SIS Catalog D342C :

WATER LINES
WATER LINES
WATER LINES
6L-2887 WATER LINES
WATER PUMP GROUP
4L-3497 WATER PUMP GROUP
WATER PUMP ASSEMBLY
2S-1681 WATER PUMP ASSEMBLY
WATER PUMP ASSEMBLY
2S-1681 WATER PUMP ASSEMBLY
WATER PUMP GROUP
6L-2871 WATER PUMP GROUP
WATER PUMP GROUP
6L-2871 WATER PUMP GROUP
WATER PUMP GROUP
4L-3497 WATER PUMP GROUP

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