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4W2568 CRANKSHAFT CONVERSION SEAL GROUP-FRONT-STANDARD ROTATION- When Useing This Group To Convert An Engine A New Front Adapter Must Also Be Used Field Installation D398A


BASIC ENGINE
CRANKSHAFT GP
DAMPER GP
SERVICE EQUIPMENT AND SUPPLIES
GASKET & SEAL KITS
BASIC ENGINE
DAMPER GP

MARINE ENGINE D398A MARINE ENGINE 67B
 D398B MARINE ENGINE 67B01391-UP UEG0646S D398A 67B   (1961)

BASIC ENGINE

CRANKSHAFT GP
SEAL GP-CRANKSHAFT CONVERSION
3N-8000 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2571 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2568 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2570 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2569 SEAL GP-CRANKSHAFT CONVERSION
BEARINGS REPLACEMENT
BEARINGS REPLACEMENT
 

#UEG0646S0090
 

4W-2568: SEAL GP-CRANKSHAFT CONVERSION

4W2568 CRANKSHAFT CONVERSION SEAL GROUP-FRONT-STANDARD ROTATION-
When Useing This Group To Convert An Engine A New Front Adapter
Must Also Be Used
Field Installation
c331652 UEG0646S
4W2568 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2566 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2606 [1] SEAL GP-CRANKSHAFT  
 

#UEG0646S0091
 

4W-2570: SEAL GP-CRANKSHAFT CONVERSION

4W2570 CRANKSHAFT CONVERSION SEAL GROUP-FRONT-OPPOSITE ROTATION-
When Useing This Group To Convert An Engine A New Front Adapter
Must Also Be Used
Field Installation
c331742 UEG0646S
4W2570 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2566 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2607 [1] SEAL GP-CRANKSHAFT  
 

#UEG0646S0092
 

4W-2569: SEAL GP-CRANKSHAFT CONVERSION

4W2569 SEAL GP-CRANKSHAFT CONVERSION
Rear-Standard Rotation
Field Installation
c331743 UEG0646S
4W2569 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2567 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2607 [1] SEAL GP-CRANKSHAFT  
 

#UEG0646S0093
 

3N-5561: DAMPER GP

3N5561 DAMPER GROUP
Provides Field Replacement for 4L3436 Damper shown on Page 29
FOR USE WITH STUB SHAFT
c146640 UEG0646S
3N5561 DAMPER GP Parts scheme
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1587 [10] BOLT  
  3B-4508 [10] LOCKWASHER  
  3H-7654 [10] WASHER  
2. 2P-1793 [1] DAMPER ASSEM.  
    (Includes)
  5M-9709 [1] PLUG  
3. 0T-0603 [10] BOLT  
  4M-6953 [10] WASHER  
4. 3N-6612 [1] ADAPTER  
 

#UEG0646S0094
 

3N-5562: DAMPER GP

3N5562 DAMPER GROUP--Type 1
Provides Field Replacement for 4L3436 Damper shown on Page 29
c146641 UEG0646S
3N5562 DAMPER GP Parts scheme
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1588 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  3K-0925 [6] SPACER  
2. 0S-1587 [10] BOLT  
  3B-4508 [10] LOCKWASHER  
  3H-7654 [10] WASHER  
3. 3N-4425 [1] GUARD ASSEM.  
4. 2P-1793 [1] DAMPER ASSEM.  
    (Includes)
  5M-9709 [2] PLUG  
5. 0T-0603 [10] BOLT  
  4M-6953 [10] WASHER  
6. 3N-6612 [1] ADAPTER  
7. 3N-4387 [6] BRACKET ASSEM.  
    (Each Includes)
  9F-2978 [1] NUT (weld)  
8. 0T-0318 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
 

#UEG0646S0095
 

3N-5562: DAMPER GP

3N5562 DAMPER GROUP-TYPE 2
Provides Field Replacement For 4L3436-Page 28D
c216572 UEG0646S
3N5562 DAMPER GP Parts scheme
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 C [9] BOLT  
  3B-4506 C [9] LOCKWASHER  
2. 0S-1587 [10] BOLT  
  3B-4508 [10] LOCKWASHER  
  3H-7654 [10] WASHER  
3. 5N-1626 C [1] GUARD ASSEM.  
4. 2P-1793 [1] DAMPER ASSEM.  
    (Includes)
  5M-9709 [2] PLUG  
5. 0T-0603 [10] BOLT  
  4M-6953 [10] WASHER  
6. 3N-6612 [1] ADAPTER  
7. 5N-1622 C [6] BRACKET  
8. 0T-0318 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
9. 5N-1621 C [1] COVER  
  C   INDICATES CHANGE
 

#UEG0646S0096
 

4L-1137: DAMPER GP-VIBRATION

4L1137 VIBRATION DAMPER GROUP
Serial No. 67B1391 To 67B1709 Inclusive
c138083 UEG0646S
4L1137 DAMPER GP-VIBRATION Parts scheme
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-3436 [1] DAMPER  
  3L-0526 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
  4L-3732 [1] COVER  
  1D-4609 [10] BOLT  
  2S-0115 C [1] WASHER  
  C   INDICATES CHANGE
 

#UEG0646S0097
 

GASKET KITS

GASKET KITS
UEG0646S0097 UEG0646S
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6V-3746 MULTIPLE CYLINDER HEAD  
  5P-6432 SINGLE CYLINDER HEAD  
  6V-6374 MANIFOLD  
  6V-7279 CENTRAL AND LOWER STRUCTURE  
  5P-8970 SINGLE CYLINDER LINER  
  6V-7280 FRONT STRUCTURE  
  6V-3741 REAR STRUCTURE  
  6V-5489 WATER PUMP RAW  
  6V-5426 WATER PUMP  
    SERIAL NO. 67B1391 TO 67B2022 INCLUSIVE
  6V-3743 WATER PUMP  
    SERIAL NO. 67B2023-UP
  6V-5495 EXPANSION TANK  
  6V-6375 AFTERCOOLER AND AFTERCOOLER LINES  
  6V-5492 TURBOCHARGER MOUNTING  
  6V-7429 FUEL SYSTEM  
  6V-5428 OIL COOLER AND LINES  
  6V-5464 OIL PUMP  
    SERIAL NO. 67B1391 TO 67B2028 INCLUSIVE
  6V-3739 OIL PUMP  
    SERIAL NO. 67B2029-UP
 

#UEG0646S0098
 

3N-6355: DAMPER GP-VIBRATION

3N6355 VIBRATION DAMPER GROUP
Serial No. 67B1710 to 67B2025 inclusive
c153619 UEG0646S
3N6355 DAMPER GP-VIBRATION Parts scheme
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-6612 [1] ADAPTER  
2. 0T-0603 [10] BOLT  
  4M-6953 [10] WASHER  
3. 2P-1793 [1] DAMPER ASSEM.  
4. 0S-1587 [10] BOLT  
  3B-4508 [10] LOCKWASHER  
  3H-7654 [10] WASHER  
5. 0S-1588 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  3K-0925 [6] SPACER  
6. 3N-4425 [1] GUARD ASSEM.  
7. 3N-4387 [6] BRACKET ASSEM.  
    (Each Includes)
8. 9F-2978 [1] NUT  
9. 0T-0318 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
 

#UEG0646S0099
 

3N-6355: DAMPER GP-VIBRATION

3N6355 VIBRATION DAMPER GROUP
Serial No. 67B2026 To 67B2447 Inclusive
c168982 UEG0646S
3N6355 DAMPER GP-VIBRATION Parts scheme
  For full view, you need register

Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-6612 [1] ADAPTER  
2. 0T-0603 [10] BOLT  
  4M-6953 [10] WASHER  
3. 2P-1793 [1] DAMPER ASSEM.  
4. 0S-1587 [10] BOLT  
  3B-4508 [10] LOCKWASHER  
  3H-7654 [10] WASHER  
5. 1A-2029 C [9] BOLT  
  3B-4506 C [9] LOCKWASHER  
6. 5N-1621 C [1] COVER  
7. 5N-1626 C [1] GUARD ASSEM.  
8. 5N-1622 C [6] BRACKET  
9. 0T-0318 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
  C   INDICATES CHANGE
 

Information:

Engine News
During Installation Of Crankshaft Piston Ring Seals, Put Silicone Grease In The Groove And On The Seal
1979/04/25
New Bend Specification For Used Or Field Reground Crankshafts
1980/08/13
Use 6V6035 Hardness Tester On Crankshafts
1982/02/24
New Crankshaft Wear Sleeve For Engines With Lip-Type Seals
1982/08/25
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks
1983/05/25
Crankshaft Failures
1983/11/30
Remanufactured Undersize Crankshafts Are Available
1984/04/11
New Crankshaft Seal Groups Available
1984/09/12
Information For Reversing Crankshaft Rotation Of All 6.25" Bore V8, V12 And V16 Engines
1984/10/03
Correct Specifications For Crankshaft Deflection
1985/01/16
New Crankshaft Seals Used
1985/06/01
New Part Numbers Designate Crankshaft Use
1985/07/01
Why Choose Caterpillar Remanufactured Crankshafts? Because We Offer More ...
1985/09/01
Identification Of Crankshafts For Marine Society Approval
1986/06/01
Caterpillar Crankshaft Heat Code Locations
1986/11/01
Special Instruction
Using 6V9433 Crankshaft Removal Group{1000, 1202}
Using 6V9433 Crankshaft Removal Group{1000, 1202}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installing 3N8000 (Rear) And 3N8008 (Front) Crankshaft Seal Conversion Groups{1160, 1161}
Installing 3N8000 (Rear) And 3N8008 (Front) Crankshaft Seal Conversion Groups{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Installing The 3N3166 Crankshaft Seal And 2W1794 Wear Sleeve{1160, 1161}
Installing The 3N3166 Crankshaft Seal And 2W1794 Wear Sleeve{1160, 1161}
Special Handling Information And Installation Procedure For 4W2568, 4W2569, 4W2570 And 4W2571 Crankshaft Seal Conversion Groups And 4W2606 Or 4W2607 Crankshaft Seal Group{1160, 1161, 1202}
Special Handling Information And Installation Procedure For 4W2568, 4W2569, 4W2570 And 4W2571 Crankshaft Seal Conversion Groups And 4W2606 Or 4W2607 Crankshaft Seal Group{1160, 1161, 1202}
Field Replacement Of 5L2662 And 6L8201 Counterweights On Crankshafts For 6.25 Bore Vee Engines{1202}
Field Replacement Of 5L2662 And 6L8201 Counterweights On Crankshafts For 6.25 Bore Vee Engines{1202}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Specifications
Crankshaft
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Bearing Surface (Journal) For Connecting Rods
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Bearing Surface (Journal) For Main Bearings
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Disassembly and Assembly
Crankshaft Front Seal Ring And Thrower
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Crankshaft Front Seal (Lip Type) And Wear Sleeve
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Crankshaft Main Bearings
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Crankshaft Rear Seal Ring And Thrower
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Camshaft Bearings
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Crankshaft
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Service Magazine
Some Nuts Used On Main Bearing Caps Are Smaller Than Standard Size Across The Flat Sides{1203}
1980/07/14
New Main Bearings And Connecting Rod Bearings Have Thicker Layer Of Surface Material{1230,1203,1219}
1982/02/22
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Use 6V6035 Hardness Tester On Crankshafts{0651,1202}
1982/02/22
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03
New Crankshaft Wear Sleeve For Engines With Lip-Type Seals{1160,1161}
1982/07/05
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16
Reuse Of Engine Bearings{1230}
1983/05/16
Replacement Counterweights And Information For Replacement Of Counterweights And Balancing The Crankshaft{1202,0652}
1983/09/05
Crankshaft Failures{1202,1230}
1983/11/21
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Remanufactured Undersize Crankshafts Are Available{1202}
1983/11/21
New Crankshaft Seal Groups Available{1202}
1984/09/03
Information For Reversing Crankshaft Rotation Of All 6.25" Bore V8, V12 And V16 Engines{1000}
1984/10/08
Correct Specifications For Cranskshaft Deflection {1202}
1985/01/14
Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29
New Crankshaft Seals Used{1160,1161,1202}
1985/06/03
New Part Numbers Designate Crankshaft Use{1202}
1985/06/24
Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754}
1985/11/18
Identification Of Crankshafts For Marine Society Approval{1202}
1986/05/12
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
Caterpillar Crankshaft Heat Code Locations{1202}
1986/10/20
Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202}
1977/11/07
Main And Connecting Rod Bearing Part Numbers {1203,1219,1230}
1987/01/26
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12
Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28
During Installation Of Crankshaft Piston Ring Seals, Put Silicone Grease In The Groove And On The Seal{1160,1161}
1979/04/09
New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16

Caterpillar Parts SIS Catalog D398A :

SEAL GP-CRANKSHAFT CONVERSION
4W-2571 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
3N-8000 SEAL GP-CRANKSHAFT CONVERSION
DAMPER GP
3N-5560 DAMPER GP
SEAL GP-CRANKSHAFT CONVERSION
3N-8008 SEAL GP-CRANKSHAFT CONVERSION
CRANKSHAFT GP
4W-2573 CRANKSHAFT GP
CRANKSHAFT GP
4L-1134 CRANKSHAFT GP
CRANKSHAFT GP
4L-1134 CRANKSHAFT GP
CRANKSHAFT GP
4L-1134 CRANKSHAFT GP
SEAL GP-CRANKSHAFT CONVERSION
4W-2570 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2569 SEAL GP-CRANKSHAFT CONVERSION
DAMPER GP
3N-5561 DAMPER GP
DAMPER GP
3N-5562 DAMPER GP
DAMPER GP
3N-5562 DAMPER GP
DAMPER GP-VIBRATION
4L-1137 DAMPER GP-VIBRATION
GASKET KITS
DAMPER GP-VIBRATION
3N-6355 DAMPER GP-VIBRATION

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