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2S1678 WATER PUMP ASSEMBLY Serial No. 63B1802 to 63B2210 inclusive. See Page 30 for Gasket Kits Refer also to Pages 104, 105, 126 and 167 for special parts D320A


COOLING SYSTEM
PUMP GP-WATER
BASIC ENGINE
DRIVE GP-ACCESSORY
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
TURBOCHARGER GP

INDUSTRIAL ENGINE D320A INDUSTRIAL ENGINE 63B
 D320 ENGINE 63B01802-UP UE070071 D320A 63B   (1962)

COOLING SYSTEM

PUMP GP-WATER
WATER PUMP ASSEMBLY
2S-1678 WATER PUMP ASSEMBLY
WATER PUMP KIT
6L-7409 WATER PUMP KIT
HEAT EXCHANGER, RAW WATER PUMP AND LINES GROUP
5L-6300 HEAT EXCHANGER, RAW WATER PUMP AND LINES GROUP
HEAT EXCHANGER, RAW WATER PUMP AND LINES GROUP
5L-8404 HEAT EXCHANGER, RAW WATER PUMP AND LINES GROUP
 

#UE0700710001
 

2S-1678: WATER PUMP ASSEMBLY

2S1678 WATER PUMP ASSEMBLY
Serial No. 63B1802 to 63B2210 inclusive. See Page 30 for Gasket Kits
Refer also to Pages 104, 105, 126 and 167 for special parts
c87854 UE070071
2S1678 WATER PUMP ASSEMBLY Parts scheme
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-2108 H [1] HOUSING  
  9H-5920 [1] GASKET  
  3B-4508 [4] LOCKWASHER  
  1D-4566 H [4] BOLT  
  4L-1268 H [1] COVER  
  4L-2089 [1] BEARING  
  4L-2178 [1] SHAFT  
  6B-0924 [1] BEARING  
  4L-1282 [1] GEAR (40 TEETH)  
  4L-2067 [1] RETAINER  
  4L-2915 [1] RING  
  1C-0569 H [2] BOLT  
  1A-2682 [2] LOCK  
  4L-1893 [1] SLINGER  
  4L-1269 [1] GASKET  
  9M-6078 [1] SEAL ASSEM.  
  5L-1477 [1] NUT  
  4L-2116 [1] IMPELLER ASSEM.  
  4L-1834 [1] GASKET  
  H   NOT PART OF PUMP ASSEM. 2S1678
 

#UE0700710002
 

6L-7409: WATER PUMP KIT

6L7409 WATER PUMP KIT
Serial No. 63B2211-Up. See Page 30 for Gasket Kits
Refer also to Pages 104, 105, 126 and 167 for special parts
c159836 UE070071
6L7409 WATER PUMP KIT Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9H-5920 [1] GASKET  
  4L-1893 J [1] SLINGER  
  4L-1269 [1] GASKET  
  1C-0569 H [2] BOLT  
  6L-7884 J [2] LOCK  
  6L-3507 [1] GEAR (40 Teeth)  
  5F-8651 J [1] BEARING  
  6B-0924 J [1] BEARING  
  4L-1268 H [1] COVER  
  7L-2354 J [1] SHAFT  
  4L-2067 [1] RETAINER  
  9M-7432 [1] SEAL  
  1D-4566 H [4] BOLT  
  3B-4508 H [4] LOCKWASHER  
  1N-9177 C [1] SEAL ASSEM.  
  5L-1477 J [1] NUT  
  6L-2673 [1] IMPELLER ASSEM.  
  6L-2674 H [1] HOUSING  
  6L-2672 [1] GASKET  
  1W-7067 C [1] KIT (rebuild)  
    (Includes all parts marked J)
  C   INDICATES CHANGE
  H   NOT PART OF PUMP ASSEM. 6L7409
 

#UE0700710003
 

ACCESSORY DRIVE

ACCESSORY DRIVE
SERIAL NO. 63B1802 TO 63B2007 INCLUSIVE
c72741 UE070071
None ACCESSORY DRIVE Parts scheme
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1618 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  1B-9575 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  8H-9220 [1] GASKET  
  7H-3171 [1] PLUG  
  8H-9787 [1] COVER  
  8H-9788 [1] GASKET  
  1A-9136 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  2B-4602 [1] PLUG  
  8M-9086 [1] HOUSING  
  2H-1190 [3] DOWEL  
  9H-6271 [1] SHAFT ASSEM.  
  8H-9718 [1] RETAINER  
  0S-1594 [4] BOLT  
  7M-9763 [4] LOCK  
  2B-9373 [1] KEY  
  [1] NUT  
  4M-0380 [1] LOCK  
  8H-9789 [1] BEARING  
  8H-9364 [1] GASKET  
  9H-4889 [1] GEAR (80 TEETH)  
  8H-9649 [1] GEAR ASSEM. (64 TEETH)  
  7M-8728 [1] WASHER  
  5M-3694 [2] BEARING  
    (PART OF GEAR ASSEM. 8H9649)
  1A-2029 [2] BOLT  
  9M-9405 [1] LOCK  
  7M-8727 [1] SPACER  
 

#UE0700710004
 

ACCESSORY DRIVE

ACCESSORY DRIVE
SERIAL NO. 63B2008 TO 63B2014 INCLUSIVE
c89716 UE070071
None ACCESSORY DRIVE Parts scheme
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1618 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  1B-9575 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  8H-9220 [1] GASKET  
  5M-6213 [1] PLUG  
  8H-9787 [1] COVER  
  8H-9788 [1] GASKET  
  1A-9136 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  2B-4602 [1] PLUG  
  1S-9385 [1] HOUSING ASSEM.  
  2H-1190 [3] DOWEL  
    (PART OF HOUSING ASSEM. 1S9385)
  9H-6271 [1] SHAFT ASSEM.  
  8H-9718 [1] RETAINER  
  0S-1594 [4] BOLT  
  7M-9763 [4] LOCK  
  2B-9373 [1] KEY  
  [1] NUT  
  4M-0380 [1] LOCK  
  8H-9789 [1] BEARING  
  8H-9364 [1] GASKET  
  9H-4889 [1] GEAR (80 TEETH)  
  8H-9649 [1] GEAR ASSEM. (64 TEETH)  
  7M-8728 [1] WASHER  
  5M-3694 [2] BEARING  
    (PART OF GEAR ASSEM. 8H9649)
  1A-2029 [2] BOLT  
  9M-9405 [1] LOCK  
  7M-8727 [1] SPACER  
 

#UE0700710005
 

6L-3646: ACCESSORY DRIVE

ACCESSORY DRIVE (6L3646 N/S)
Serial No. 63B2015-Up
c99673 UE070071
6L3646 ACCESSORY DRIVE Parts scheme
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1618 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  1B-9575 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  8H-9220 [1] GASKET  
  8H-9787 [1] COVER  
  8H-9788 [1] GASKET  
  1A-9136 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  5M-6214 [1] PLUG  
  1S-9385 [1] HOUSING ASSEM.  
  2H-1190 [3] DOWEL  
    (PART OF HOUSING ASSEM. 1S9385)
  6L-3645 [1] SHAFT ASSEM.  
  5M-6213 [1] PLUG  
    (PART OF HOUSING ASSEM. 1S9385)
  0S-1594 [4] BOLT  
  7M-9763 [4] LOCK  
  8H-9718 [1] RETAINER  
  2B-9373 [1] KEY  
  [1] NUT  
  4M-0380 [1] LOCK  
  9H-4525 [1] DOWEL  
    (PART OF SHAFT ASSEM. 6L3645)
  8H-9789 [1] BEARING  
  8H-9364 [1] GASKET  
  9H-4889 [1] GEAR (80 TEETH)  
  8H-9649 [1] GEAR ASSEM. (64 TEETH)  
  2S-2921 [1] WASHER  
  5M-3694 [2] BEARING  
    (PART OF GEAR ASSEM. 8H9649)
  1A-2029 [2] BOLT  
  9M-9405 [1] LOCK  
  7M-8727 [1] SPACER  
 

#UE0700710006
 

5L-8020: AIR CLEANER

AIR CLEANER (5L8020 N/S)--Dry Type
Serial No. 63B1802 to 63B4533 and 63B4558 to 63B4567 inclusive
Refer also to Pages 135 through 139 for special parts
c125303 UE070071
5L8020 AIR CLEANER Parts scheme
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1M-3426 [2] NUT  
    (1 IN EACH ROD ASSEM. 5M7481)
  4L-9893 [1] COVER ASSEM.  
  5M-7481 [2] ROD ASSEM.  
    (PARTS OF CLEANER ASSEM. 5L7687)
  5L-8022 [1] BRACKET ASSEM.  
  7F-1866 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  0L-1319 [2] WASHER  
  4L-9891 [1] GASKET  
    (PART OF 5L8895 ASSEM.)
  4L-9851 [1] ELEMENT ASSEM.  
  5L-7687 [1] CLEANER ASSEM.  
  5L-8895 [1] BODY ASSEM.  
    (PART OF 5L7687 ASSEM.)
  7M-1674 [1] ELEMENT  
    (PART OF 5L8895 ASSEM.)
  9F-2247 [1] PLUG  
  7L-2031 [1] SEAL  
  7L-7459 [1] SEAL  
  4L-8631 [1] ADAPTER  
  5L-7875 [2] BAND  
  1D-4539 [2] BOLT (.3125" THREAD)  
  1D-4716 [2] NUT  
  4B-4277 [4] WASHER  
    - OR -
  8B-2377 [2] BOLT (.25" THREAD)  
  1B-4330 [2] NUT  
  4B-4276 [4] WASHER  
  5L-7874 [1] SCREEN  
 

#UE0700710007
 

7L-7479: AIR CLEANER

AIR CLEANER (7L7479 N/S)--Dry Type
Serial No. 63B4534 to 63B4557 and 63B4568-Up
Refer also to Pages 135 through 139 for special parts
c125304 UE070071
7L7479 AIR CLEANER Parts scheme
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8B-2377 [2] BOLT  
  1B-4330 [2] NUT  
  4B-4276 [4] WASHER  
2. 5L-8022 [1] BRACKET ASSEM.  
3. 7L-8470 [1] BODY ASSEM.  
4. 6L-4711 [2] CLAMP  
    (Part of 7L8470 Assem.)
5. 7F-1866 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
6. 0L-1319 [2] WASHER  
7. 4L-9851 [1] ELEMENT ASSEM.  
8. 4L-9891 [1] GASKET  
    (Part of 4L9851 Assem.)
9. 9F-2247 [2] PLUG  
10. 4L-8631 [1] ADAPTER  
11. 7L-2031 [1] SEAL  
12. 7L-7459 [1] SEAL  
13. 5L-7874 [1] SCREEN  
14. 5L-7875 [2] BAND  
15. 7L-8465 [4] SPACER  
  5H-2471 ADHESIVE --1 Can  
16. 7L-8466 [1] COVER  
 

#UE0700710008
 

6L-2705: TURBOCHARGER AND TURBOCHARGER MOUNTING

TURBOCHARGER AND TURBOCHARGER MOUNTING (6L2705 N/S)
Serial No. 63B1802 to 63B2930 inclusive
7M9730 Turbocharger parts are shown on Page 14
c87246 UE070071
6L2705 TURBOCHARGER AND TURBOCHARGER MOUNTING Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-8749 [1] FLANGE  
  7H-1796 [1] GASKET  
  9M-4849 [1] SEAL  
  7M-9730 Y [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  3B-1915 [3] BOLT  
  1B-5355 [3] NUT  
  4L-5854 [1] GASKET  
  1H-3502 [1] RING  
  6L-1832 [1] ADAPTER  
  6L-1833 [1] COUPLING  
  5L-8854 [1] RING  
  3H-5841 [1] BOLT  
  5B-3850 [1] WASHER  
  6L-2657 [1] SUPPORT  
  2M-6798 [1] GASKET  
  1A-7462 [4] STUD  
  1B-5354 [4] NUT  
  3H-5844 [3] BOLT  
  1B-5355 [3] NUT  
  5B-3850 [3] WASHER  
  3B-1915 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-8656 [1] TUBE ASSEM.  
  8M-4991 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UE0700710009
 

6L-2705: TURBOCHARGER AND TURBOCHARGER MOUNTING

TURBOCHARGER AND TURBOCHARGER MOUNTING (6L2705 N/S)
Serial No. 63B2931 to 63B4012 inclusive
3S5856 Turbocharger parts are shown on Page 15
c95949 UE070071
6L2705 TURBOCHARGER AND TURBOCHARGER MOUNTING Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-8749 [1] FLANGE  
  1S-4810 [1] GASKET  
  9M-4849 [1] SEAL  
  3S-5856 Y [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  3B-1915 [3] BOLT  
  8M-2296 [3] NUT  
  4L-5854 [1] GASKET  
  1H-3502 [1] RING  
  6L-1832 [1] ADAPTER  
  6L-1833 [1] COUPLING  
  5L-8854 [1] RING  
  3H-5841 [1] BOLT  
  5B-3850 [1] WASHER  
  6L-2657 [1] SUPPORT  
  2M-6798 [1] GASKET  
  1A-7462 [4] STUD  
  1B-5354 [4] NUT  
  3H-5844 [3] BOLT  
  8M-2296 [3] NUT  
  5B-3850 [3] WASHER  
  3B-1915 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-8656 [1] TUBE ASSEM.  
  8M-4991 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

Information:

Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

Caterpillar Parts SIS Catalog D320A :

WATER PUMP KIT
6L-7409 WATER PUMP KIT
ACCESSORY DRIVE
ACCESSORY DRIVE
ACCESSORY DRIVE
ACCESSORY DRIVE
ACCESSORY DRIVE
6L-3646 ACCESSORY DRIVE
AIR CLEANER
5L-8020 AIR CLEANER
AIR CLEANER
7L-7479 AIR CLEANER
TURBOCHARGER AND TURBOCHARGER MOUNTING
6L-2705 TURBOCHARGER AND TURBOCHARGER MOUNTING
TURBOCHARGER AND TURBOCHARGER MOUNTING
6L-2705 TURBOCHARGER AND TURBOCHARGER MOUNTING

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