AVSPARE.COM
parts catalog

5N1978 MECHANICAL CONTROL SHUT-OFF GROUP-PART 1 OF 2-TYPE 1 S/N 66B6059-Up 5N2718-Page 114.03.01, 5N4719-Page 114.04 & 3N8187-Page 138E.02 D398




ELECTRICAL AND STARTING SYSTEM

SHUTOFF GP
 

#UEG0633S0890
 

5N-1978: SHUT-OFF GP-MECHANICAL

5N1978 MECHANICAL CONTROL SHUT-OFF GROUP-PART 1 OF 2-TYPE 1
S/N 66B6059-Up
5N2718-Page 114.03.01, 5N4719-Page 114.04 & 3N8187-Page 138E.02
c170527 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-5748 [1] SEAT  
2. 5N-2716 C [1] BOLT  
  6F-0612 C [1] NUT  
3. 5P-0537 [9] WASHER  
4. 5N-4727 C [1] COVER  
  5N-2725 [1] GASKET  
5. 3N-8402 [1] SPRING  
6. 5N-4728 C [1] SEAT  
7. 5N-4719 YC [1] VALVE GROUP  
    (Separate Illustration)
8. 5N-3199 [1] GASKET  
9. 3L-6754 [8] SCREW  
10. 5N-4718 C [1] GASKET  
11. 5N-3198 [1] GASKET  
12. 3N-8187 Y [1] PUMP GROUP  
    (Separate Illustration)
13. 6L-1596 [7] BOLT  
14. 5L-9018 [1] BOLT  
15. 5N-2718 Y [1] VALVE GROUP  
    (Separate Illustration)
16. 3N-8403 [1] SPRING  
17. 6N-3504 [1] SEAT  
18. 3N-5743 [1] HOUSING ASSEM.  
    (Includes)
19. 9F-2247 [1] PLUG  
20. 9L-9503 [2] DOWEL  
21. 3N-5744 [1] SHAFT  
22. 3N-5755 [1] LEVER  
23. [1] GUIDE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0891
 

5N-1978: SHUT-OFF GP-MECHANICAL

5N1978 MECHANICAL CONTROL SHUT-OFF GROUP-PART 2 OF 2-TYPE 1
S/N 66B6059-Up
5N2723-Page 114.03
c170528 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-4991 C [1] TUBE ASSEM.  
2. 032-1268 C [3] CONNECTOR  
3. 5N-4990 C [1] TUBE ASSEM.  
4. 5N-5127 C [1] COVER ASSEM.  
  5N-2707 [1] GASKET  
5. 032-1267 C [1] CONNECTOR  
6. 8B-2377 C [1] BOLT  
7. 5P-0537 [13] WASHER  
8. 5N-2709 [1] BOLT  
  6F-0612 [1] NUT  
9. 4F-7957 [2] BOLT  
10. 2A-4781 C [5] BOLT  
11. 3D-4603 [1] PLUG  
12. 8S-4710 C [3] BOLT  
13. 5N-1782 [1] PLATE  
  2H-3880 [2] SCREW  
14. 5N-2723 Y [1] VALVE GROUP  
    (Separate Illustration)
15. 5M-6213 C [3] PLUG  
16. 8B-2377 [1] BOLT  
    -OR-
  7L-8070 C [1] BOLT (drilled head)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0892
 

5N-1978: SHUT-OFF GP-MECHANICAL

5N1978 MECHANICAL CONTROL SHUT-OFF GROUP-PART 1 OF 2-TYPE 2
S/N 66B6059-Up
5N2718-Page 114.03.01, 5N4719-Page 114.04 & 3N8187-Page 138E.02
c223614 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-5748 [1] SEAT  
2. 5N-2716 [1] BOLT  
  6F-0612 [1] NUT  
3. 5P-0537 [9] WASHER  
4. 5N-4727 [1] COVER  
  5N-2725 [1] GASKET  
5. 3N-8402 [1] SPRING  
6. 5N-4728 [1] SEAT  
7. 5N-4719 Y [1] VALVE GROUP  
    (Separate Illustration)
8. 5N-3199 [1] GASKET  
9. 3L-6754 [8] SCREW  
10. 5N-4718 [1] GASKET  
11. 5N-3198 [1] GASKET  
12. 3N-8187 Y [1] PUMP GROUP  
    (Separate Illustration)
13. 6L-1596 [7] BOLT  
14. 5L-9018 [1] BOLT  
15. 5N-2718 Y [1] VALVE GROUP  
    (Separate Illustration)
16. 3N-8403 [1] SPRING  
17. 6N-3504 [1] SEAT  
18. 3N-5743 [1] HOUSING ASSEM.  
    (Includes)
19. 9F-2247 [1] PLUG  
20. 9L-9503 [2] DOWEL  
21. 3N-5744 [1] SHAFT  
22. 3N-5755 [1] LEVER  
23. [1] GUIDE  
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0893
 

5N-1978: SHUT-OFF GP-MECHANICAL

5N1978 MECHANICAL CONTROL SHUT-OFF GROUP-PART 2 OF 2-TYPE 2
S/N 66B6059-Up
5N2723-Page 114.03
c223615 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 C [4] PLUG (hex)  
2. 032-1268 C [1] CONNECTOR  
3. 5N-4990 [1] TUBE ASSEM.  
4. 5N-5127 [1] COVER ASSEM.  
  5N-2707 [1] GASKET  
5. 032-1267 [1] CONNECTOR  
6. 3R-6569 C [1] BOLT  
7. 5P-0537 [13] WASHER  
8. 5N-2709 [1] BOLT  
  6F-0612 [1] NUT  
9. 4F-7957 C [3] BOLT  
10. 2A-4781 [5] BOLT  
11. 3D-4603 [1] PLUG (pipe)  
12. 8S-4710 [3] BOLT  
13. 5N-1782 [1] PLATE  
  2H-3880 [2] SCREW  
14. 5N-2723 Y [1] VALVE GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0894
 

5N-5655: SHUT-OFF GP

5N5655 HYDRA-MECHANICAL SHUT-OFF GROUP-FIELD INSTALLATION
Serial No. 66B4163 To 66B4180 Inclusive. For Use With 5N5993 Or 5N5994
Control Shut-Off Groups Shown On Pages 135G.03 Through 135G.09
UEG0633S0894 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-2976 Y [1] COVER GROUP  
  5N-4556 Y [2] SHUT-OFF GROUP AIR (HYDRAULIC)  
  5N-5762 Y [1] SHUT-OFF GROUP RACK  
  5N-5756 [1] VALVE GROUP DIVERTER 1-6 (D)  
    (NO SERVICEABLE PARTS)
  5N-2094 Y [1] LINES GROUP ENGINE OIL (SHUT-OFF)  
  5N-3796 [1] SHAFT ASSEMBLY OIL PUMP (1)  
  4L-6763 [1] GEAR  
  4L-6764 [2] KEY  
    -OR-
  1W-1871 [1] SHAFT ASSEMBLY OIL PUMP  
  4L-6764 [1] KEY  
  1W-1869 [1] GEAR  
  5N-3797 [1] SHAFT  
  5N-3806 [1] HOUSING ASSEMBLY (OIL PUMP REAR)  
  5L-2652 [1] BEARING  
  7F-8698 [1] BOLT (HOUSING TO PUMP)  
  5L-6267 [9] WASHER (SEALING ON BOLTS)  
  1N-9349 [1] SEAL (TO HOUSING)  
  8N-1839 [1] COVER ASSEMBLY (CONTROL UNIT MOUNTING)  
  8N-1342 [1] COVER  
  1Y-2681 [2] DOWEL  
  5M-4987 [2] DOWEL  
  5N-3810 [1] GASKET (COVER TO HOUSING)  
  0L-2070 [1] BOLT (COVER TO HOUSING)  
  0S-1590 [6] BOLT (COVER TO HOUSING)  
  5M-2894 [7] WASHER (TO BOLTS)  
  5N-4687 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5N-4688 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5H-6733 [4] SEAL (INLET PIPE TO AIR SHUT-OFF HOUSING)  
  4L-7890 [2] GASKET (INLET MANIFOLD TO AIR SHUT-OFF HOUSING)  
  7L-6005 [2] GASKET (WATER LINES CONNECTOR)  
  4L-8097 [6] GASKET (INLET MANIFOLD TO CYLINDER HEAD)  
  1A-2029 [4] BOLT (CONTROL GROUP TO OIL PUMP)  
  0L-1143 [4] BOLT (CONTROL GROUP TO OIL PUMP)  
  0T-0573 [1] BOLT (CONTROL GROUP TO OIL PUMP)  
  5M-2894 [9] WASHER (CONTROL GROUP TO OIL PUMP)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0895
 

5N-5656: SHUT-OFF GP

5N5656 HYDRA-MECHANICAL SHUT-OFF GROUP-FIELD INSTALLATION
Serial No. 66B4181 To 66B6058 Inclusive. For Use With 5N5993 Or 5N5994
Control Shut-Off Groups Shown On Pages 135G.03 Through 135G.09
UEG0633S0895 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-2976 Y [1] COVER GROUP  
  5N-4556 Y [2] SHUT-OFF GROUP-AIR (HYD.)  
  5N-5762 Y [1] SHUT-OFF GROUP-RACK  
  5N-5756 [1] VALVE GROUP-DIVERTER-1-6 (D)  
    (NO SERVICEABLE PARTS)
  5N-2094 Y [1] LINES GROUP-ENGINE OIL (SHUT-OFF)  
  5N-3800 [1] SHAFT ASSEMBLY-OIL PUMP  
  [1] GEAR  
  4L-6764 [1] KEY  
    -OR-
  1W-1880 [1] SHAFT ASSEMBLY-OIL PUMP  
  1W-1878 [1] GEAR  
  4L-6764 [1] KEY  
  5N-3801 [1] SHAFT  
  5N-3806 [1] HOUSING ASSEMBLY (OIL PUMP REAR)  
  5L-2652 [1] BEARING  
  4F-7226 [1] BOLT (HOUSING TO PUMP)  
  5L-6267 [9] WASHER-(SEALING ON BOLTS)  
  1N-9349 [1] SEAL (TO HOUSING)  
  8N-1839 [1] COVER ASSEMBLY-CONTROL UNIT MOUNTING  
  8N-1342 [1] COVER  
  1Y-2681 [2] DOWEL  
  5M-4987 [2] DOWEL  
  5N-3810 [1] GASKET (COVER TO HOUSING)  
  0L-2070 [1] BOLT (COVER TO HOUSING)  
  0S-1590 [6] BOLT (COVER TO HOUSING)  
  5M-2894 [7] WASHER (TO BOLTS)  
  5N-4687 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5N-4688 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5H-6733 [4] SEAL (INLET PIPE TO AIR SHUT-OFF HOUSING)  
  4L-7890 [2] GASKET (INLET MANIFOLD TO AIR SHUT-OFF HOUSING)  
  7L-6005 [2] GASKET (WATER LINES CONNECTOR)  
  4L-8097 [6] GASKET (INLET MANIFOLD TO CYLINDER HEAD)  
  1A-2029 [4] BOLT (CONTROL GROUP TO OIL PUMP)  
  0L-1143 [4] BOLT (CONTROL GROUP TO OIL PUMP)  
  0T-0573 [1] BOLT (CONTROL GROUP TO OIL PUMP)  
  5M-2894 [9] WASHER (CONTROL GROUP TO OIL PUMP)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0896
 

5N-5657: SHUT-OFF GP

5N5657 HYDRA-MECHANICAL SHUT-OFF GROUP
Serial No. 66B6059 To 66B7444 Inclusive. For Use With 5N5993 Or 5N5994
Control Shut-Off Groups Shown On Pages 135G.03 Through 135G.10
UEG0633S0896 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-2976 Y [1] COVER GROUP  
  5N-4556 Y [2] SHUT-OFF GROUP-AIR (HYD.)  
  5N-5762 Y [1] SHUT-OFF GROUP-RACK  
  5N-5756 [1] VALVE GROUP-DIVERTER-1-6 (D)  
    (NO SERVICEABLE PARTS)
  5N-2094 Y [1] LINES GROUP-ENGINE OIL (SHUT-OFF)  
  5N-4687 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5N-4688 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5H-6733 [4] SEAL (INLET PIPE TO AIR SHUT-OFF HOUSING)  
  4L-7890 [2] GASKET (INLET MANIFOLD TO AIR SHUT-OFF HOUSING)  
  7L-6005 [2] GASKET (WATER LINES CONNECTOR)  
  4L-8097 [6] GASKET (INLET MANIFOLD TO CYLINDER HEAD)  
  8N-1839 [1] COVER ASSEMBLY-CONTROL UNIT MOUNTING  
  8N-1342 [1] COVER  
  1Y-2681 [2] DOWEL  
  5M-4987 [2] DOWEL  
  5N-3810 [1] GASKET (COVER TO HOUSING)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0897
 

5N-6641: SHUT-OFF GP

5N6641 HYDRA-MECHANICAL SHUT-OFF GP-FIELD INSTALLATION
S/N 66B6889-7443
UEG0633S0897 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-2976 Y [1] COVER GROUP  
  5N-4556 Y [2] SHUT-OFF GROUP-AIR (HYD.)  
  5N-5762 Y [1] SHUT-OFF GROUP-RACK  
  5N-5756 [1] VALVE GROUP-DIVERTER-1-6 (D)  
    (NO SERVICEABLE PARTS)
  5N-2094 Y [1] LINES GROUP-ENGINE OIL (SHUT-OFF)  
  5N-4687 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5N-4688 [1] GASKET (ORIFICE SCREW TO FRONT PLATE)  
  5H-6733 [4] SEAL (INLET PIPE TO AIR SHUT-OFF HOUSING)  
  4L-7890 [2] GASKET (INLET MANIFOLD TO AIR SHUT-OFF HOUSING)  
  [2] GASKET (WATER LINES CONNECTOR)  
  4L-8097 [6] GASKET (INLET MANIFOLD TO CYLINDER HEAD)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0633S0898
 

MULTI-FUNCTION DIVERTER VALVE GP

MULTI-FUNCTION DIVERTER VALVE GP
For Use With 5N8635 Shut-Off Lines
UEG0633S0898 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0633S0899
 

5N-6669: VALVE GP-SOLENOID

5N6669 SOLENOID VALVE GP
For Use With Hydra-Mechanical Shut-Off And Electric
Starting Motor With Premium Panel
c173115 UEG0633S
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-1043 [2] SPLICE  
2. 5N-6455 [1] VALVE  
3. 0S-0509 [2] BOLT  
4. 8L-9725 [1] BRACKET  
5. 8L-5000 [1] SWITCH  
6. 1D-4717 [4] NUT  
7. 3N-4555 [1] BRACKET  
8. 1A-2029 [2] BOLT  
 

Information:

Engine News
Special Instruction
Installation Of 2N2384 And 2N2385 Solenoids{1259, 1400}
Installation Of 2N2384 And 2N2385 Solenoids{1259, 1400}
Installation Of Hydra-Mechanical Shutoff Groups{7400, 7418}
Installation Of Hydra-Mechanical Shutoff Groups{7400, 7418}
Installation of 5L8984, 3N584 and 8N1571 Solenoid Shutoff Groups{1259}
Installation of 5L8984, 3N584 and 8N1571 Solenoid Shutoff Groups{1259}
Installation Of 5N5880 Remote Shut-Off Group And 5N6336 Gauge Group{7400, 7418}
Installation Of 5N5880 Remote Shut-Off Group And 5N6336 Gauge Group{7400, 7418}
Specifications
Safety Shut-Off<BR> (4L8129-6L9237-8L5299)
D399, G399, D398, G398, D379, G379 ENGINES
Shut-Off Valve (Water Temperature)<BR> (4L7108)
D399, G399, D398, G398, D379, G379 ENGINES
Shut-Off Valve (Air Inlet)<BR> (2N9924, 7L5536)
D399, G399, D398, G398, D379, G379 ENGINES
Shut-Off Solenoids
D399, G399, D398, G398, D379, G379 ENGINES
Cable Adjustment<BR> (Air Inlet Shut-off)
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Shut-Off Solenoids
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Shutoff Valve For Water Temperature
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Rack Shut Off Cylinder 1N5073 and 5N5762
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Air Inlet Shut Off
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Hydramechanical Shut-Off 3N5760, 5N1978, 5N5993 &amp; 5N5994
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Mechanical Overspeed Shutoff
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Disassembly and Assembly
Shutoff Control
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Shutoff Control Group
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Service Magazine

Caterpillar Parts SIS Catalog D398 :

Truck sale:

 
95,000 
Caterpillar D398, Construction
- Industrial engines
LOUISIANA CAT POWER SYSTEMS
95,000 
Caterpillar D398, Construction
- Industrial engines
LOUISIANA CAT POWER SYSTEMS
USD $18,000 
CAT D398

Contractor Sales
Pocatello, Idaho
 
$95,000 USD 
CATERPILLAR D398 1978
- INDUSTRIAL
LOUISIANA CAT POWER SYSTEMS
5415 E. Broad St. - Lake Charles - Lou
$30,000 USD 
CATERPILLAR D398 1972
- STATIONARY GENERATOR SETS
HOLT OF CALIFORNIA - POWER SYSTEMS
- - United States
Back to top
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.