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5M3550 OIL PUMP ASSEMBLY EFFECTIVE WITH SERIAL NO. 63B864 PART OF 5M3552 OIL PUMP GROUP SHOWN ON PAGES 50 AND 50A D320A


LUBRICATION SYSTEM
PUMP GP-ENGINE OIL
COOLING SYSTEM
COOLER GP
ELECTRICAL AND STARTING SYSTEM
STARTING MOTOR GP


LUBRICATION SYSTEM

PUMP GP-ENGINE OIL
 

#UE0340190100
 

5M-3550: OIL PUMP ASSEMBLY

5M3550 OIL PUMP ASSEMBLY
EFFECTIVE WITH SERIAL NO. 63B864
PART OF 5M3552 OIL PUMP GROUP SHOWN ON PAGES 50 AND 50A
c133389 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1K-4703 [1] WASHER  
  1M-7423 [1] BEARING  
  5M-4987 [1] DOWEL  
    (5" DIAMETER)
  0L-2061 [1] DOWEL  
    (.375" DIAMETER)
    (PARTS OF BODY ASSEM. 7M7019)
  8H-9436 [1] BODY ASSEM.  
  0L-1143 [2] BOLT  
  0L-0364 [2] LOCK  
  1M-7425 [1] BEARING  
    (PART OF BODY ASSEM. 8H9436)
  8M-5599 [2] KEY  
  8M-4515 [1] SHAFT ASSEM.  
    (10 TEETH)
  4F-4858 [1] GEAR (10 TEETH)  
  8H-9438 [1] SPACER  
  8H-9442 [1] GEAR ASSEM.  
  6H-2744 [1] BEARING  
    (PART OF GEAR ASSEM. 8H9442)
  5M-2815 [1] PLUNGER  
  8H-9457 [1] SPRING  
  0L-2070 [2] BOLT  
  0L-0364 [2] LOCK  
  5M-3547 [1] SHAFT  
    (PART OF BODY ASSEM. 7M7019)
  3H-3497 [2] BUSHING  
    (PART OF GEAR ASSEM. 3H3378)
  0T-0887 [1] NUT  
  3B-4615 [1] COTTER PIN  
  7M-4506 [1] SHAFT ASSEM.  
    (PART OF BODY ASSEM. 7M7019)
  1S-6020 [1] GEAR  
    (40 TEETH)
  7M-7019 [1] BODY ASSEM.  
  3H-3378 [1] GEAR ASSEM.  
 

#UE0340190101
 

4L-4972: WATER COOLED OIL COOLER GROUP

4L4972 WATER COOLED OIL COOLER GROUP
Serial No. 63B1 to 63B113 inclusive
c59391 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-5999 [1] TUBE ASSEM.  
  1L-8456 [1] FITTING  
    (PART OF ASSEM. 4L5999)
  4L-1239 [1] CORE ASSEM.  
  4L-1267 [1] GASKET  
  4L-6002 [1] HOUSING ASSEM.  
  3H-2652 [1] SEAL  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6H-0192 [2] STUD  
    (PART OF ASSEM. 4L6002)
  1B-4203 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  0T-0065 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5H-1122 [1] GASKET  
  3L-7713 [1] ELBOW  
  8H-9505 [1] GASKET  
  6H-8778 [1] GASKET  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-5983 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  3L-7715 [1] ELBOW  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  1B-2790 [8] BOLT  
  3B-4505 [8] LOCKWASHER  
  4L-5947 [1] COVER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6H-8778 [1] GASKET  
  3B-9071 [1] FITTING  
  0T-0573 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6H-8778 [1] GASKET  
  2B-2694 [4] BOLT  
  1D-4716 [4] NUT  
  3B-4505 [4] LOCKWASHER  
  2L-5336 [1] GASKET  
  4L-5948 [1] GASKET  
  4L-5996 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  4L-5997 [1] GASKET  
  2A-3882 [1] STUD  
    (PART OF ASSEM. 4L6002)
  1B-4202 [1] NUT  
  3B-4505 [1] LOCKWASHER  
  1B-7631 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6000 [1] HOUSING  
  4B-8503 [2] STUD  
    (PART OF ASSEM. 4L6002)
  1B-4202 [2] NUT  
  3B-4505 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6019 [1] SUPPORT  
  5F-1678 [1] SEAL  
  4L-5982 [1] TUBE ASSEM.  
 

#UE0340190102
 

4L-4972: WATER COOLED OIL COOLER GROUP

4L4972 WATER COOLED OIL COOLER GROUP
Serial No. 63B114 to 63B137 inclusive
c63998 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-5999 [1] TUBE ASSEM.  
  1L-8456 [1] FITTING  
    (PART OF ASSEM. 4L5999)
  4L-1239 [1] CORE ASSEM.  
  4L-1267 [1] GASKET  
  4L-6001 [1] HOUSING  
  3H-2652 [1] SEAL  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0T-0065 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5H-1122 [1] GASKET  
  3L-7713 [1] ELBOW  
  8H-9505 [1] GASKET  
  6H-8778 [1] GASKET  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-5983 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  3L-7715 [1] ELBOW  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  1B-2790 [8] BOLT  
  3B-4505 [8] LOCKWASHER  
  4L-5947 [1] COVER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6H-8778 [1] GASKET  
  3B-9071 [1] FITTING  
  0T-0573 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6H-8778 [1] GASKET  
  2B-2694 [4] BOLT  
  1D-4716 [4] NUT  
  3B-4505 [4] LOCKWASHER  
  2L-5336 [1] GASKET  
  4L-5948 [1] GASKET  
  4L-5996 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  4L-5997 [1] GASKET  
  1B-7182 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  1B-7631 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6000 [1] HOUSING  
  1B-9575 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6019 [1] SUPPORT  
  5F-1678 [1] SEAL  
  4L-5982 [1] TUBE ASSEM.  
 

#UE0340190103
 

4L-4972: WATER COOLED OIL COOLER GROUP

4L4972 WATER COOLED OIL COOLER GROUP
Serial No. 63B138 to 63B214 and 63B216 inclusive
c63514 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-5999 [1] TUBE ASSEM.  
  1L-8456 [1] FITTING  
    (PART OF ASSEM. 4L5999)
  4L-1239 [1] CORE ASSEM.  
  4L-1267 [1] GASKET  
  4L-6001 [1] HOUSING  
  3H-2652 [1] SEAL  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0T-0065 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5H-1122 [1] GASKET  
  3L-7713 [1] ELBOW  
  8H-9505 [1] GASKET  
  6H-8778 [1] GASKET  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-5983 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  3L-7715 [1] ELBOW  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  1B-2790 [8] BOLT  
  3B-4505 [8] LOCKWASHER  
  4L-5947 [1] COVER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6H-8778 [1] GASKET  
  3B-9071 [1] FITTING  
  0T-0573 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6H-8778 [1] GASKET  
  2B-2694 [4] BOLT  
  1D-4716 [4] NUT  
  3B-4505 [4] LOCKWASHER  
  2L-5336 [1] GASKET  
  4L-5948 [1] GASKET  
  4L-5996 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  4L-5997 [1] GASKET  
  1B-7182 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  1B-7631 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6000 [1] HOUSING  
  1B-9575 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6019 [1] SUPPORT  
  5F-1678 [1] SEAL  
  4L-5982 [1] TUBE ASSEM.  
  2H-8829 [1] PLUG  
  4F-9325 [1] GASKET  
 

#UE0340190104
 

4L-7565: OIL COOLER GROUP

4L7565 OIL COOLER GROUP
SERIAL NO. 63B215 AND 63B217-UP
REFER ALSO TO PAGE 156 FOR SPECIAL PARTS
c89813 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3B-0645 [1] PLUG  
    (PART OF HOUSING ASSEM. 4L6198)
  1B-7182 [1] BOLT  
  4L-1239 [1] CORE ASSEM.  
  4L-1267 [1] GASKET  
  4M-2743 [2] STUD  
    (PART OF HOUSING ASSEM. 4L6198)
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  4L-6198 [1] HOUSING ASSEM.  
  9H-2404 [1] STUD  
    (PART OF HOUSING ASSEM. 4L6198)
  1B-4202 [1] NUT  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1571 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0T-0065 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-8142 [1] ELBOW  
    -OR-
  5L-5038 [1] ELBOW  
  3J-5390 [1] PLUG  
  6H-8778 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-4854 [1] HOSE  
  2B-7412 [1] PLUG  
  1B-2790 [5] BOLT  
  3B-4505 [5] LOCKWASHER  
  4L-1265 [1] COVER  
  4L-1287 [1] GASKET  
  4L-1237 [1] SLEEVE  
  5F-1678 [2] SEAL  
  9M-7959 [2] CLAMP  
  1A-2029 [1] BOLT  
  4L-8157 [1] ELBOW  
  5B-2727 [1] GASKET  
  0T-0055 [1] BOLT  
  3B-4506 [2] LOCKWASHER  
  1B-9575 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  0S-1618 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  4H-9541 [1] GASKET  
  4L-8143 [1] TUBE ASSEM.  
  5F-1678 [1] SEAL  
  4L-8154 [1] CLIP  
  1A-2029 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-4278 [1] WASHER  
  2H-8829 [1] PLUG  
  4F-9325 [1] GASKET  
 

#UE0340190105
 

OIL FILTER

OIL FILTER
Serial No. 63B1 to 63B523 inclusive
c59771 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4B-4845 [1] PLUG  
    (PART OF ASSEM. 9H2548)
  8H-1462 H [1] COVER ASSEM.  
  1K-2728 [1] GASKET  
  3H-3385 [1] SEAL  
  6B-0806 [1] SPRING  
  8H-1461 [1] PLATE  
  8H-1459 [1] COVER  
  8H-1455 [1] GASKET  
  7F-7691 [1] CLIP  
  8H-1460 [1] SCREW  
  9F-6700 H [1] ELEMENT ASSEM.  
    (DISPOSABLE)
  8H-9750 H [1] FILTER ASSEM.  
    (CONSISTS OF ALL PARTS MARKED H)
  8H-1454 H [1] CASE ASSEM.  
  8H-1458 H [1] BAR ASSEM.  
  0S-1588 H [2] BOLT  
  3B-4506 H [2] LOCKWASHER  
  8H-1495 H [2] CLAMP  
  8H-9387 H [1] BASE ASSEM.  
  9H-2548 [1] BASE ASSEM.  
    (PART OF ASSEM. 8H9387)
  0S-1588 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  4B-4278 [3] WASHER  
  8H-1455 H [1] GASKET  
  5H-2767 [1] SEAL  
  4B-0479 [1] PLUNGER  
  4B-3938 [1] PLUG  
  8H-2772 [1] SPRING  
    (PARTS OF ASSEM. 8H9387)
  7H-3171 [1] PLUG  
    (PART OF ASSEM. 9H2548)
 

#UE0340190106
 

OIL FILTER

OIL FILTER
Effective with Serial No. 63B524
c71053 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8H-1495 H [2] CLAMP  
  0S-1588 H [2] BOLT  
  3B-4506 H [2] LOCKWASHER  
  7M-7299 H [1] BASE ASSEM.  
  7M-7300 [1] FILTER ASSEM.  
    (CONSISTS OF ALL PARTS MARKED H)
  8H-1462 H [1] COVER ASSEM.  
  7M-5559 [1] WASHER  
  3H-3385 [1] SEAL  
  6B-0806 [1] SPRING  
  8H-1459 [1] COVER  
  5M-5999 [1] GASKET  
  8H-1461 [1] PLATE  
  7F-7691 [1] CLIP  
  8H-1460 [1] SCREW  
  7M-3800 H [1] ELEMENT ASSEM.  
    (DISPOSABLE)
  8H-1454 H [1] CASE ASSEM.  
  8H-1458 H [1] BAR ASSEM.  
  5M-5999 H [1] GASKET  
  0S-1591 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  8F-6809 [1] WASHER  
  1M-6772 [1] SEAL  
  4B-0479 [1] PLUNGER  
  4B-3938 [1] PLUG (CORE)  
  8H-2772 [1] SPRING  
  7H-7410 [1] PLUG (PIPE)  
  7M-3171 [1] PLUG (PIPE)  
    (PARTS OF BASE ASSEM. 7M7299)
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
 

#UE0340190107
 

GASOLINE STARTING ENGINE ARRANGEMENTS

GASOLINE STARTING ENGINE ARRANGEMENTS
Serial No. 63B1 to 63B214 and 63B216 inclusive
UE0340190107 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (3L6006 Only separate parts serviced. When complete Arrangement is required order 4L7466
  8H-2881 Y [1] OIL PUMP GROUP  
  8H-2884 Y [1] WATER LINES GROUP  
  3L-5961 Y [1] FUEL SYSTEM GROUP  
  3L-5963 Y [1] MANIFOLD, CARB. & AIR CLEANER GROUP  
  3L-6699 Y [1] RECOIL STARTER GROUP  
  3L-8911 Y [1] CLUTCH, PINION AND BRAKE CONTROL GROUP  
  4L-2997 Y [1] IGNITION SYSTEM GROUP  
  2M-6644 Y [1] CLUTCH AND BRAKE GROUP  
  2M-6645 Y [1] STARTER PINION GROUP  
  1A-5964 [1] BOLT--BRACKET TO TRANSFER PUMP HOUSING  
  3B-4506 [2] LOCKWASHER--3/8"  
  6H-3956 [1] ROLL PIN--LEVER TO COMPRESSION RELEASE CONTROL SHAFT  
  3L-6005 [1] LEVER--COMPRESSION RELEASE  
  4L-1649 [1] BRACKET--TO FUEL TRANSFER PUMP HOUSING  
  0S-1571 [1] BOLT--BRACKET TO TRANSFER PUMP HOUSING  
    4L7466
  8H-2881 Y [1] OIL PUMP GROUP  
  8H-2884 Y [1] WATER LINES GROUP  
  3L-5961 Y [1] FUEL SYSTEM GROUP  
  3L-5963 Y [1] MANIFOLD, CARB. & AIR CLEANER GROUP  
  4L-2997 Y [1] IGNITION SYSTEM GROUP  
  4L-7468 Y [1] RECOIL STARTER GROUP  
  4L-9580 Y [1] CLUTCH, PINION AND BRAKE CONTROL GROUP  
  2M-6644 Y [1] CLUTCH AND BRAKE GROUP  
  4M-0028 Y [1] STARTER PINION GROUP  
  1A-5964 [1] BOLT--BRACKET TO TRANSFER PUMP HOUSING  
  3B-4506 [2] LOCKWASHER--3/8"  
  6H-3956 [1] PIN--LEVER TO COMPRESSION RELEASE CONTROL SHAFT  
  3L-6005 [1] LEVER--COMPRESSION RELEASE  
  4L-1649 [1] BRACKET--SWITCH--TO FUEL TRANSFER PUMP HOUSING  
  0S-1571 [1] BOLT--BRACKET TO TRANSFER PUMP HOUSING  
  Y   SEPARATE ILLUSTRATION
 

#UE0340190108
 

GASOLINE STARTING ENGINE ARRANGEMENT

GASOLINE STARTING ENGINE ARRANGEMENT
Effective with Serial No. 63B1705-Up and Starting Engine Block No. A1309-Up
UE0340190108 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-7590 Y [1] BASIC GASOLINE STARTING ENGINE ARRANGEMENT  
  5L-2334 Y [1] FUEL SYSTEM GROUP  
  5L-4970 Y [1] WATER LINES GROUP  
  6L-2574 Y [1] STARTING ENGINE INSTALLATION GROUP  
    4L7590 Basic Gasoline Starting Engine Arrangement
    Part of Complete Gasoline Starting Engine Arrangement
  4L-2997 Y [1] IGNITION SYSTEM GROUP  
  4L-9580 Y [1] CLUTCH, PINION AND BRAKE CONTROL GROUP  
  4L-9587 Y [1] CHOKE AND THROTTLE CONTROL GROUP  
  5L-2332 Y [1] MANIFOLD, CARBURETOR AND AIR CLEANER GROUP  
  2M-6644 Y [1] CLUTCH AND BRAKE GROUP  
  4M-0028 Y [1] STARTER PINION GROUP  
  4M-2676 Y [1] RECOIL STARTER GROUP  
  1A-5183 [1] BOLT--COVER TO HOUSING  
  3B-4506 [2] LOCKWASHER--3/8"  
  8F-5092 [1] GASKET--COVER TO HOUSING  
  8F-5093 [1] COVER--TO RECOIL STARTER HOUSING  
  0L-1143 [1] BOLT--COVER TO HOUSING  
  Y   SEPARATE ILLUSTRATION
 

#UE0340190109
 

6L-2574: STARTING ENGINE INSTALLATION GROUP

6L2574 STARTING ENGINE INSTALLATION GROUP
Effective with Serial No. 63B1705-Up and Starting Engine Block No. A1309-Up
Part of Gasoline Starting Engine Arrangement listed on Page 56A
UE0340190109 UE034019
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Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-5822 [1] BOLT--BLOCK TO BLOCK  
  2B-2006 [1] BOLT--BLOCK TO BLOCK  
  2B-2694 [1] BOLT--PIPE TO CONNECTOR  
  3B-4505 [1] LOCKWASHER--5/16"  
  3B-4506 [9] LOCKWASHER--3/8"  
  3B-4508 [2] LOCKWASHER--1/2"  
  3B-1915 [2] BOLT--RECOIL STARTING BRACKET  
  1D-4717 [1] NUT--EXHAUST PIPE STRAP  
  5F-1678 [1] SEAL--BLOCK TO BLOCK  
  3H-4970 [1] SEAL--BLOCK TO BLOCK  
  6H-3956 [1] PIN--LEVER TO COMPRESSION RELEASE SHAFT  
  7H-4223 [1] GASKET--CONNECTOR ASSEMBLY TO PIPE  
  3L-7987 [1] RING GEAR  
  5L-2374 [1] LEVER--COMPRESSION RELEASE  
  5L-3361 [1] STRAP--EXHAUST PIPE  
  1M-3543 [3] GASKET--ELBOW  
  1M-3545 [1] ELBOW--OIL OUTLET  
  1M-3548 [1] SEAL--OIL ELBOW  
  1M-7307 [1] CONNECTOR ASSEMBLY--DIESEL OIL PAN  
  1M-7310 [1] SEAL--CONNECTOR ASSEMBLY TO PIPE  
  4M-6841 [1] PLATE--INSTRUCTION  
  0L-2070 [1] BOLT--ELBOW  
  0S-0509 [2] BOLT--EXHAUST PIPE STRAP  
  0S-1594 [1] BOLT--PIPE TO CONNECTOR  
  0S-1594 [2] BOLT--STARTING ENGINE SUPPORT  
  0S-1619 [1] BOLT--ELBOW  
  0T-0341 [1] WASHER--EXHAUST PIPE STRAP  
 

Information:

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

Caterpillar Parts SIS Catalog D320A :

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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.