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WATER LINES (7L4377 N/S) Note: 6F6041 Rust Inhibitor is available Refer also to Pages 106, 126 through 132, 134, 135 and 172 for special parts D342


COOLING SYSTEM
LINES GP-WATER
PUMP GP-WATER
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
MANIFOLD GP-EXHAUST
EXHAUST GP

INDUSTRIAL ENGINE D342 INDUSTRIAL ENGINE 31B
 D342 ENGINE 31B03985-UP UEG0401S D342 31B   (1959)

COOLING SYSTEM

LINES GP-WATER
WATER LINES
7L-4377 WATER LINES
WATER LINES GROUP
9M-9239 WATER LINES GROUP
WATER LINES GROUP
9M-9239 WATER LINES GROUP
 

#UEG0401S0001
 

7L-4377: WATER LINES

WATER LINES (7L4377 N/S)
Note: 6F6041 Rust Inhibitor is available
Refer also to Pages 106, 126 through 132, 134, 135 and 172 for special parts
c106994 UEG0401S
7L4377 WATER LINES Parts scheme
  For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  6L-2992 [1] BONNET  
  8S-9191 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5H-2730 [1] GASKET  
  0S-1588 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2M-4108 [2] 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  
  1B-4203 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  6L-5568 [1] GASKET  
  2A-3541 [1] GASKET  
  6L-2991 [1] PIPE  
  6L-1650 [1] SEAL  
  4H-9008 [1] GASKET  
  1S-2093 [1] FLANGE  
  0T-0924 [2] BOLT (1.5" long)  
    -OR-
  0S-1748 [2] BOLT (2" long)  
  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  
  2H-5572 [1] GASKET  
  3L-6344 [1] ELBOW  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1B-5174 [1] PLUG  
  6L-5567 [1] GASKET  
  1A-2029 [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  
 

#UEG0401S0002
 

6L-2871: WATER PUMP GROUP

6L2871 WATER PUMP GROUP
Serial No. 31B3985 to 31B4499 inclusive. See Page 29 for Gasket Kits
c130360 UEG0401S
6L2871 WATER PUMP GROUP Parts scheme
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Parts for your D342 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 H [1] RING  
  6L-6459 H [1] SHAFT  
  3H-2018 H [1] NUT  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  3F-2771 H [1] COTTER PIN  
  5H-4342 H [1] WASHER  
  3S-3535 H [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 H [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 H [3] LOCK  
  4H-8906 [1] RETAINER  
  5H-1385 [1] CAGE  
  2M-6569 H [1] GEAR (28 Teeth)  
  1B-4203 [5] NUT  
  3B-4506 [5] LOCKWASHER  
 

#UEG0401S0003
 

6N-6017: WATER PUMP GROUP

6N6017 WATER PUMP GROUP
Serial No. 31B4500-Up
See Page 29 for Gasket Kits
c158410 UEG0401S
6N6017 WATER PUMP GROUP Parts scheme
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Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-1663 [1] COVER  
2. 0S-1594 [12] BOLT  
3. 3B-4506 [11] LOCKWASHER  
4. 6N-4743 [1] SEAL ASSEM.  
5. 4H-8890 [1] GASKET  
6. 4H-9836 [1] SEAL  
7. 5H-1385 [1] CAGE  
8. 0L-0364 [8] LOCK  
9. 1B-4116 [1] BEARING  
10. 3L-9127 [1] SPACER  
11. 3L-7685 [1] LOCK  
12. 2A-0053 [1] NUT  
13. 4H-3157 [2] KEY  
14. 4H-8906 [1] RETAINER  
15. 2M-6569 [1] GEAR (28 teeth)  
16. 1B-4109 [1] BEARING  
17. 1B-4203 [5] NUT  
18. 6N-5475 [1] SEAL  
19. 6N-4744 [1] ADAPTER  
20. 6N-5476 [1] RING  
21. 6N-5989 [1] HOUSING  
22. 7M-5692 [1] IMPELLER  
23. 4H-8891 [1] GASKET  
24. 0T-0573 [2] BOLT  
25. 6N-5986 [1] SHAFT  
26. 3H-2018 [1] NUT  
  5H-4342 [1] WASHER  
  3F-2771 [1] COTTER PIN  
  7M-5143 [1] REBUILD KIT  
    (Consists of Bearings, Nut, Washer, Shaft, Key, Lock, Impeller, Spacer, Gear and Cover)
 

#UEG0401S0004
 

5H-4204: GEAR GP-IDLER

WATER PUMP IDLER GEAR (5H4204 N/S)
c57066 UEG0401S
5H4204 GEAR GP-IDLER Parts scheme
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Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2M-6548 [1] GEAR (56 T.)  
  3B-9167 [1] SHAFT  
 

#UEG0401S0005
 

5L-4246: AIR CLEANER GROUP

5L4246 AIR CLEANER GROUP--Dry Type
Serial No. 31B3985 to 31B4421 inclusive
Note: 4L4795 Air Cleaner Rain Cap is available
Refer also to Pages 143 through 149 for special parts
c124454 UEG0401S
5L4246 AIR CLEANER GROUP Parts scheme
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Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-1189 [1] GASKET  
    (PART OF BODY ASSEM. 5L1190)
  5L-5032 [1] SEAL  
  4L-6848 [2] CLAMP  
  3L-8013 [1] HOSE  
  5L-4245 [1] ADAPTER  
  4L-4603 [2] BAND  
  4L-4721 [1] AIR CLEANER ASSEM.  
  5L-1190 [1] BODY ASSEM.  
    (PART OF AIR CLEANER ASSEM. 4L4721)
  0S-1590 [2] BOLT  
  1D-4717 [2] NUT  
  4B-4278 [4] WASHER  
  5L-1566 [1] BRACKET ASSEM.  
  4L-9853 [1] ELEMENT SERVICE GROUP (WASHABLE)  
    (PART OF AIR CLEANER ASSEM. 4L4721)
  5L-1189 [1] GASKET  
    (PART OF ELEMENT SERVICE GROUP 4L9853)
  5L-1188 [1] COVER ASSEM.  
    (PART OF AIR CLEANER ASSEM. 4L4721)
  4L-8452 [1] SCREEN  
  1M-3426 [2] NUT  
    (1 IN EACH ROD ASSEM. 1F1781)
  1F-1781 [2] ROD ASSEM.  
    (PART OF AIR CLEANER ASSEM. 4L4721)
  0S-1588 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
 

#UEG0401S0006
 

5L-4246: AIR CLEANER GROUP

5L4246 AIR CLEANER GROUP--Dry Type
Serial No. 31B4422-Up
4L4721 Air Cleaner parts are shown on Page 12A
c142930 UEG0401S
5L4246 AIR CLEANER GROUP Parts scheme
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Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4L-6848 [2] CLAMP  
2. 5L-5032 [1] SEAL  
3. 4L-8452 [1] SCREEN  
4. 0S-1588 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
5. 5L-1566 [1] BRACKET ASSEM.  
6. 0S-1590 [2] BOLT  
  1D-4717 [2] NUT  
  4B-4278 [4] WASHER  
7. 4L-4721 Y [1] AIR CLEANER ASSEM.  
    (Separate Illustration)
8. 4L-4603 [2] BAND  
9. 5L-4245 [1] ADAPTER  
10. 3L-8013 [1] HOSE  
  Y   SEPARATE ILLUSTRATION
 

#UEG0401S0007
 

4L-4721: AIR CLEANER AS

4L4721 AIR CLEANER ASSEMBLY
Serial No. 31B4422-Up
Part of 5L4246 Air Cleaner Group
c142929 UEG0401S
4L4721 AIR CLEANER AS Parts scheme
  For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-9853 [1] ELEMENT SERVICE GROUP  
  1M-3426 [2] NUT  
    (1 IN EACH ROD ASSEM. 1F1781)
  5L-1189 [1] GASKET  
    (PART OF SERVICE GROUP 4L9853)
  5L-1188 [1] COVER ASSEM.  
  1F-1781 [2] ROD ASSEM.  
 

#UEG0401S0008
 

3L-9541: MANIFOLDS

MANIFOLDS (3L9541 N/S)
Refer also to Page 150 for special parts
c97429 UEG0401S
3L9541 MANIFOLDS Parts scheme
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Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3L-7746 [1] MANIFOLD (FRONT)  
  8H-5324 [6] GASKET  
  1B-5357 [12] NUT  
    -OR-
  1A-5822 [12] BOLT  
  3B-4508 [12] LOCKWASHER  
  1B-5357 [12] NUT  
  3L-9212 [1] ELBOW  
  8B-8817 [1] PLUG  
  8H-1858 [1] GASKET  
  0S-1476 [4] BOLT  
  1B-5357 [4] NUT  
  3L-7747 [1] MANIFOLD (REAR)  
  5H-5964 [2] RING  
  6H-5852 [1] COVER  
  1A-9066 [1] GASKET  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1D-4569 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
  8H-3190 [6] GASKET  
  3H-3301 [1] GASKET  
  0S-1595 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  3L-7979 [1] MANIFOLD (REAR)  
  4L-1805 [1] GASKET  
  4S-6454 [1] MANIFOLD (FRONT)  
  4L-5885 [1] COVER  
  3L-8075 [1] GASKET  
  0S-1595 [1] BOLT  
  3L-9572 [1] PIPE  
  5M-6214 [1] PLUG (.27" N.P.T.)  
  5M-6213 [1] PLUG (.18" N.P.T.)  
  7B-3235 [4] BOLT  
  3B-4508 [6] LOCKWASHER  
 

#UEG0401S0009
 

3L-3922: EXHAUST PIPE GROUP

3L3922 EXHAUST PIPE GROUP
Serial No. 31B3985 to 4397, 4399, 4402 and 31B4403 inclusive. Also available
as an attachment to Serial No. 31B4398, 4400, 4401 and
31B4404-Up. Note: 7S4994 Rain Cap Assembly is available
c52023 UEG0401S
3L3922 EXHAUST PIPE GROUP Parts scheme
  For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5H-7435 [1] PIPE ASSEM.  
  5H-8227 [1] FLANGE  
    (PART OF ASSEM. 5H7435)
  1A-2469 [4] BOLT  
  1B-5357 [4] NUT  
 

Information:

Engine News
Polarity Connections And Use Of Service Meter Films When Service Meter Kits Are Installed
1987/05/01
Service Magazine
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 D342 :

WATER PUMP GROUP
6L-2871 WATER PUMP GROUP
WATER PUMP GROUP
6N-6017 WATER PUMP GROUP
GEAR GP-IDLER
5H-4204 GEAR GP-IDLER
AIR CLEANER GROUP
5L-4246 AIR CLEANER GROUP
AIR CLEANER GROUP
5L-4246 AIR CLEANER GROUP
AIR CLEANER AS
4L-4721 AIR CLEANER AS
MANIFOLDS
3L-9541 MANIFOLDS
EXHAUST PIPE GROUP
3L-3922 EXHAUST PIPE GROUP

Truck sale:

1975 CAT D342
USD $9,900 
1975 CAT D342

Empire Power Systems
PHOENIX, Arizona
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