AVSPARE.COM
parts catalog

5N23 GENERATOR ASSEMBLY--3 Phase--End View - Part 2 of 2 Generator Serial No. 250BS100 to 250BS299 inclusive 208-416 Volt, 60 hertz at 1800 R.P.M. 5N8 Regulator parts are shown on Page 352 D343




GENERATORS

GENERATOR GP
 

#UEG0873S0530
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--End View - Part 2 of 2
Generator Serial No. 250BS100 to 250BS299 inclusive
208-416 Volt, 60 hertz at 1800 R.P.M.
5N8 Regulator parts are shown on Page 352
c141595 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-4404 C [1] FRAME ASSEM. (L.H.)  
2. 3N-4405 C [1] COVER  
3. 1N-7225 [1] PANEL  
4. 1N-7224 [4] LOUVER  
5. 1C-0569 [58] BOLT  
6. 3F-9556 [60] LOCKWASHER  
7. 1D-4539 [2] BOLT  
8. 1N-7222 [1] COVER ASSEM.  
9. 1B-5174 [1] PLUG  
10. 2B-4602 [2] PLUG  
11. 0T-0065 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
12. 1A-5822 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
13. 0S-1617 C [12] BOLT  
  [12] LOCKWASHER  
14. 3N-4409 C [2] BRACKET (R.H.)  
15. 3N-1966 [2] BRACKET  
16. 3N-1967 [2] BRACKET  
17. 2A-0762 [4] BOLT  
  7F-9223 [4] LOCKWASHER  
18. 5N-0008 YC [1] REGULATOR ASSEM.  
    (Separate Illustration)
19. 3N-1645 C [8] SCREW  
20. 3N-4408 C [1] BRACKET (L.H.)  
21. 3N-4809 C [3] PLUG  
  [1] WIRING DIAGRAM  
  6L-6523 [1] LABEL (Instruction)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0531
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--Side View - Part 1 of 2
Generator Serial No. 250BS300 to 250BS599 inclusive. 208-416 Volt, 60 hertz at 1800 R.P.M.
3N6018 Rotor parts are shown on Page 358
c148815 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-4330 [8] NUT  
  1H-3244 [8] LOCKWASHER  
2. 3N-1968 [4] SHOCKMOUNT  
3. 3N-4406 [1] PANEL (R.H.)  
  3N-4407 [1] PANEL (L.H.)  
4. 3N-1964 [1] TRANSFORMER ASSEM.  
5. 7S-4346 [4] SCREW  
  9F-5599 [4] LOCKWASHER  
6. 1N-7221 [1] PANEL  
7. 1N-7219 [1] CHANNEL  
8. 5H-4871 [1] PLUG  
9. 7F-9225 [4] SCREW  
  3B-4504 [4] LOCKWASHER  
10. 5L-9843 [1] FAN  
11. 3L-1374 [1] SCREEN  
12. 2A-0762 [6] BOLT  
  7F-9223 [6] LOCKWASHER  
  4B-4276 [6] WASHER  
13. 8L-9326 [1] DEFLECTOR  
14. 3N-6032 [1] STATOR ASSEM.  
  6L-6648 [1] CHANNEL  
15. 3N-6018 Y [1] ROTOR ASSEM.  
    (Separate Illustration)
16. 3N-6027 [1] BRACKET ASSEM.  
17. 3N-1963 [2] RETAINER  
20. 3N-4403 [1] FRAME ASSEM. (R.H.)  
21. 6L-7008 [2] CLAMP  
  4B-1240 [1] SCREW  
  4L-1250 [1] NUT  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3N-2142 [1] KIT (Stator Rewind)  
  6L-6669 [1] KIT (Rotor Balance Weight)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0532
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--End View - Part 2 of 2
Generator Serial No. 250BS300 to 250BS599 inclusive. 208-416 Volt, 60 hertz at
1800 R.P.M. 3N7751 Regulator parts are shown on Page 353
c147675 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-4404 [1] FRAME ASSEM. (L.H.)  
2. 3N-4405 [1] COVER  
3. 1N-7225 [1] PANEL  
4. 1N-7224 [4] LOUVER  
5. 1C-0569 [66] BOLT  
6. 3F-9556 [60] LOCKWASHER  
7. 1D-4539 [2] BOLT  
8. 1N-7222 [1] COVER ASSEM.  
9. 1B-5174 [1] PLUG  
10. 2B-4602 [4] PLUG  
11. 0T-0065 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
12. 1A-5822 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
13. 0S-1617 [4] BOLT  
14. 3N-4409 [2] BRACKET (R.H.)  
15. 3N-1966 [2] BRACKET  
16. 3N-1967 [2] BRACKET  
17. 2A-0762 [4] BOLT  
  7F-9223 [4] LOCKWASHER  
18. 3N-7751 YC [1] REGULATOR ASSEM.  
    (Separate Illustration)
19. 3N-1645 C [10] SCREW  
20. 3N-4408 [1] BRACKET (L.H.)  
21. 3N-4809 C [4] PLUG  
22. [12] LOCKWASHER  
23. 3N-7753 C [1] COVER  
  CH [1] WIRING DIAGRAM  
  6L-6523 LABEL (instruction)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   NOT SHOWN
 

#UEG0873S0533
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--Side View - Part 1 of 2
Generator Serial No. 250BS600 to 250BS799 inclusive
208-416 Volt, 60 hertz at 1800 R.P.M. 3N9114 Rotor parts are shown on Page 358A
c932388 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-4330 [8] NUT  
  1H-3244 [8] LOCKWASHER  
2. 3N-1968 [4] SHOCKMOUNT  
3. 3N-4406 [1] PANEL (R.H.)  
  3N-4407 [1] PANEL (L.H.)  
4. 3N-1964 [1] TRANSFORMER ASSEM.  
5. 7S-4346 [4] SCREW  
  9F-5599 [4] LOCKWASHER  
6. 1N-7221 [1] PANEL  
7. 1N-7219 [1] CHANNEL  
8. 5H-4871 [1] PLUG  
9. 7F-9225 [4] SCREW  
  3B-4504 [4] LOCKWASHER  
10. 5L-9843 [1] FAN  
11. 3L-1374 [1] SCREEN  
12. 2A-0762 [6] BOLT  
  7F-9223 [6] LOCKWASHER  
  4B-4276 [6] WASHER  
13. 8L-9326 [1] DEFLECTOR  
14. 3N-6032 [1] STATOR ASSEM.  
  6L-6648 [1] CHANNEL  
15. 3N-9114 YC [1] ROTOR ASSEM.  
    (Separate Illustration)
16. 3N-6027 [1] BRACKET ASSEM.  
17. 3N-1963 [2] RETAINER  
20. 3N-4403 [1] FRAME ASSEM. (R.H.)  
21. 6L-7008 [2] CLAMP  
  4B-1240 [1] SCREW  
  4L-1250 [1] NUT  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3N-2142 [1] KIT (Stator Rewind)  
  6L-6669 [1] KIT (Rotor Balance Weight)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0534
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--End View - Part 2 of 2
Generator Serial No. 250BS600 to 250BS799 inclusive. 208-416 Volt, 60 hertz at
1800 R.P.M. 3N7751 Regulator parts are shown on Page 353
c160749 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-4404 [1] FRAME ASSEM. (L.H.)  
2. 3N-4405 [1] COVER  
3. 1N-7225 [1] PANEL  
4. 1N-7224 [4] LOUVER  
5. 1C-0569 [66] BOLT  
6. 3F-9556 [60] LOCKWASHER  
7. 1D-4539 [2] BOLT  
8. 1N-7222 [1] COVER ASSEM.  
9. 1B-5174 [1] PLUG  
10. 2B-4602 [2] PLUG  
11. 0T-0065 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
12. 1A-5822 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
13. 0S-1617 [4] BOLT  
14. 3N-4409 [2] BRACKET (R.H.)  
15. 3N-1966 [2] BRACKET  
16. 3N-1967 [2] BRACKET  
17. 2A-0762 [4] BOLT  
  7F-9223 [4] LOCKWASHER  
18. 3N-7751 Y [1] REGULATOR ASSEM.  
    (Separate Illustration)
19. 3N-1645 [10] SCREW  
20. 3N-4408 [1] BRACKET (L.H.)  
21. 3N-4809 [4] PLUG  
22. [12] LOCKWASHER  
23. 3N-7753 [1] COVER  
  H [1] WIRING DIAGRAM  
  6L-6523 H LABEL (instruction)  
  H   NOT SHOWN
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0535
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--Side View - Part 1 of 2
Generator Serial No. 250BS800-Up
208-416 Volt, 60 hertz at 1800 R.P.M. 5N2660 Rotor parts are shown on Page 358B
c164872 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-7008 C [2] STRAP  
2. 3N-1968 [4] SHOCKMOUNT  
3. 3N-4406 [1] PANEL (R.H.)  
  3N-4407 [1] PANEL (L.H.)  
4. 3N-1964 [1] TRANSFORMER ASSEM.  
5. 3N-4403 [1] FRAME ASSEM. (R.H.)  
6. 5N-3164 C [1] PANEL ASSEM.  
    (Includes)
  5N-3174 [6] PLUG 5.54 mm(.218 in.) dia  
  4F-8711 [1] PLUG 34.93 mm(1.375 in.) dia  
  5N-3175 [1] PLUG 11.13 mm(.438 in.) dia  
7. 1N-7219 [1] CHANNEL  
8. 5H-4871 [1] PLUG  
9. 3N-1963 [2] RETAINER  
10. 5L-9843 [1] FAN  
11. 3L-1374 [1] SCREEN  
12. 3N-6027 [1] BRACKET ASSEM.  
13. 8L-9326 [1] DEFLECTOR  
14. 3N-6032 [1] STATOR ASSEM.  
    (Includes)
  6L-6648 [1] CHANNEL  
15. 5N-2660 YC [1] ROTOR ASSEM.  
    (Separate Illustration)
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3N-2142 C [1] KIT (stator rewind)  
  6L-6669 [1] KIT (rotor weight balance)  
  3N-8101 [1] KIT (hardware)  
    (Consists of Screws, Bolts, Plugs, Nuts, Washers and Lockwasher)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0536
 

5N-0023: GENERATOR ASSEMBLY

5N23 GENERATOR ASSEMBLY--3 Phase--End View - Part 2 of 2
Generator Serial No. 250BS800-Up. 208-416 Volt, 60 hertz at 1800 R.P.M.
3N7751 Regulator parts are shown on Page 353
c164873 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-4404 [1] FRAME ASSEM. (L.H.)  
2. 5N-3163 C [1] COVER  
3. 1N-7225 [1] PANEL  
4. 1N-7224 [4] LOUVER  
5. 3N-4409 [1] BRACKET (R.H.)  
6. 3N-1966 [2] BRACKET  
7. 3N-1967 [2] BRACKET  
8. 1N-7222 [1] COVER ASSEM.  
9. 3N-7751 Y [1] REGULATOR ASSEM.  
    (Separate Illustration)
10. 3N-4408 [1] BRACKET (L.H.)  
11. 3N-4809 [4] PLUG  
12. 3N-7753 [1] COVER  
  H [1] WIRING DIAGRAM  
  6L-6523 HC [1] FILM (instruction)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   NOT SHOWN
 

#UEG0873S0537
 

5N-0024: GENERATOR ASSEMBLY

5N24 GENERATOR ASSEMBLY--3 Phase--Side View - Part 1 of 2
Generator Serial No. 250BH1 to 250BH99 inclusive. 200-400 Volt, 50 hertz at 1500 R.P.M. or 240-480
Volt, 60 hertz at 1800 R.P.M. 3N1956 Rotor parts are shown on Page 357
c113068 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-4330 [8] NUT  
  1H-3244 [8] LOCKWASHER  
2. 3N-1968 [4] SHOCKMOUNT  
3. 1N-7223 [2] PANEL  
4. 3N-1964 [1] TRANSFORMER ASSEM.  
5. 7S-4346 [4] SCREW  
  9F-5599 [4] LOCKWASHER  
6. 1N-7221 [1] PANEL  
7. 1N-7219 [1] CHANNEL  
8. 5H-4871 [1] PLUG  
9. 7F-9225 [4] SCREW  
  3B-4504 [4] LOCKWASHER  
10. 5L-9843 [1] FAN  
11. 3L-1374 [1] SCREEN  
12. 2A-0762 [6] BOLT  
  7F-9223 [6] LOCKWASHER  
  4B-4276 [6] WASHER  
13. 8L-9326 [1] DEFLECTOR  
14. 3N-1955 [1] STATOR ASSEM.  
  6L-6648 [1] CHANNEL  
15. 3N-1956 Y [1] ROTOR ASSEM.  
    (See Separate Illustration)
16. 3N-1962 [1] BRACKET ASSEM.  
17. 3N-1963 [2] RETAINER  
18. 3N-1965 [1] BEARING  
19. 6S-1753 [1] RING  
20. 1N-7217 [1] FRAME ASSEM. (R.H.)  
21. 6L-7008 [2] CLAMP  
  4B-1240 [1] SCREW  
  4L-1250 [1] NUT  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3N-1971 [1] KIT (Stator Rewind)  
  6L-6669 [1] KIT (Rotor Balance Weight)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0538
 

5N-0024: GENERATOR ASSEMBLY

5N24 GENERATOR ASSEMBLY--3 Phase--End View--Part 2 of 2
Generator Serial No. 250BH1 to 250BH99 inclusive. 200-400 Volt, 50 hertz
at 1500 R.P.M. or 240-480 Volt, 60 hertz at 1800 R.P.M. 5N9 Regulator
parts are shown on Page 354
c113069 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1N-7218 [1] FRAME ASSEM. (L.H.)  
2. 1N-7220 [1] COVER  
3. 1N-7225 [1] PANEL  
4. 1N-7224 [4] LOUVER  
5. 1C-0569 [58] BOLT  
6. 3F-9556 [60] LOCKWASHER  
7. 1D-4539 [2] BOLT  
8. 1N-7222 [1] COVER ASSEM.  
9. 1B-5174 [1] PLUG  
10. 2B-4602 [2] PLUG  
11. 0T-0065 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
12. 1A-5822 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
13. 0S-1617 [18] BOLT  
  1H-7186 [18] LOCKWASHER  
14. 1N-7214 [2] BRACKET  
15. 3N-1966 [2] BRACKET  
16. 3N-1967 [2] BRACKET  
17. 2A-0762 [4] BOLT  
  7F-9223 [4] LOCKWASHER  
18. 5N-0009 Y [1] REGULATOR ASSEM.  
    (See Separate Illustration)
  [1] WIRING DIAGRAM  
  6L-6523 [1] LABEL (Instruction)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0873S0539
 

5N-0024: GENERATOR ASSEMBLY

5N24 GENERATOR ASSEMBLY--3 Phase--Side View--Part 1 of 2
Generator Serial No. 250BH100 to 250BH299 inclusive. 200-400 Volt, 50 hertz at 1500 R.P.M. or
240-480 Volt, 60 hertz at 1800 R.P.M. 3N6018 Rotor parts are shown on Page 358
c141591 UEG0873S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-4330 [8] NUT  
  1H-3244 [8] LOCKWASHER  
2. 3N-1968 [4] SHOCKMOUNT  
3. 3N-4406 C [1] PANEL  
4. 3N-1964 [1] TRANSFORMER ASSEM.  
5. 7S-4346 [4] SCREW  
  9F-5599 [4] LOCKWASHER  
6. 1N-7221 [1] PANEL  
7. 1N-7219 [1] CHANNEL  
8. 5H-4871 [1] PLUG  
9. 7F-9225 [4] SCREW  
  3B-4504 [4] LOCKWASHER  
10. 5L-9843 [1] FAN  
11. 3L-1374 [1] SCREEN  
12. 2A-0762 [6] BOLT  
  7F-9223 [6] LOCKWASHER  
  4B-4276 [6] WASHER  
13. 8L-9326 [1] DEFLECTOR  
14. 3N-6035 C [1] STATOR ASSEM.  
  6L-6648 [1] CHANNEL  
15. 3N-6018 YC [1] ROTOR ASSEM.  
    (Separate Illustration)
16. 3N-6030 C [1] BRACKET ASSEM.  
17. 3N-1963 [2] RETAINER  
18. 3N-1965 [1] BEARING  
19. 6S-1753 [1] RING  
20. 3N-4403 C [1] FRAME ASSEM. (R.H.)  
21. 6L-7008 [2] CLAMP  
  4B-1240 [1] SCREW  
  4L-1250 [1] NUT  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  3N-1971 [1] KIT (Stator Rewind)  
  6L-6669 [1] KIT (Rotor Balance Weight)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

Caterpillar Parts SIS Catalog D343 :

Truck sale:

Call 
USD $9,850 
CAT D343

Elite Equipment Pros, LLC
Parker, Colorado 80138
Call 
CAT D343

JW Bell LLC
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.