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4N3287 FUEL PRIMING PUMP GROUP S/N 70V1-1493 621B WHEEL TRACTOR


FUEL SYSTEM
PUMP GP-FUEL PRIMING
GOVERNOR GP

WHEEL TRACTOR 621B WHEEL TRACTOR 35V
 3406 ENGINE 35V00001-UP (MACHINE) ZEBP0576 621B 35V   (1974)

FUEL SYSTEM

PUMP GP-FUEL PRIMING
PUMP GP-FUEL PRIMING
4N-3287 PUMP GP-FUEL PRIMING
 

#ZEBP05760190
 

4N-3287: PUMP GP-FUEL PRIMING

4N3287 FUEL PRIMING PUMP GROUP
S/N 70V1-1493
c215540 ZEBP0576
4N3287 PUMP GP-FUEL PRIMING Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-0436 [1] GASKET  
2. 4B-3388 [1] BOLT  
    2.86 CM(1.125 IN)LONG
    -OR-
  1B-2790 C [1] BOLT  
    3.49 CM(1.375 IN)LONG
  9M-1974 C [1] WASHER  
    7.95 MM(.313 IN)DIA
3. 0S-1616 [1] BOLT  
    2.54 CM(1 IN)LONG
    -OR-
  7B-2742 C [1] BOLT  
    3.18 CM(1.25 IN)LONG
  5P-0537 C [1] WASHER  
    6.35 MM(.25 IN)DIA
4. 4N-2511 [1] PUMP AS-FUEL PRIMING  
  C   CHANGE FROM PREVIOUS TYPE
 

#ZEBP05760191
 

4N-3950: DRIVE GP-GOVERNOR & FUEL PUMP

4N3950 DRIVE GP-GOVERNOR & FUEL PUMP
S/N 70V1-651
c201812 ZEBP0576
4N3950 DRIVE GP-GOVERNOR & FUEL PUMP Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0582 [2] WEIGHT  
2. 4N-0577 [2] SPRING  
3. 4N-0576 [2] SPRING  
4. 4N-0673 [1] GEAR ASSEM. (64 Teeth)  
5. 4N-0578 [1] RING  
6. 4N-5230 [1] GASKET  
7. 6H-3957 [1] BEARING  
8. 1T-0033 [1] RING  
9. 4N-3937 [1] SHAFT  
10. 4N-3936 [1] HOUSING ASSEM.  
11. 4N-0684 [2] PIN  
12. 4N-4551 [1] SHAFT ASSEM. (11 Teeth)  
  6L-4081 [1] BEARING  
  6L-4082 [2] RACE  
13. 4N-3934 [1] ADAPTER  
  4N-3933 [1] GASKET  
14. 1B-7182 [2] BOLT  
  9M-1974 [2] WASHER  
15. 2N-7013 [1] STOP  
16. 8H-9788 [2] GASKET  
17. 2N-7014 [1] SPACER  
18. 2P-3203 [6] BOLT (1.25 in. long)  
19. 2P-3205 [1] BOLT (1.75 in. long)  
20. 5M-2894 C [3] WASHER  
21. 4N-0813 [1] GASKET  
22. 2P-3204 [2] BOLT  
23. 5H-7370 [1] SEAL  
24. 4N-5232 [1] RETAINER  
25. 4N-0580 [2] SLIDE  
26. 4N-0644 [1] FLANGE ASSEM.  
27. 9M-4007 [2] DOWEL  
28. 2P-3696 [1] RETAINER  
29. 1A-8537 [1] BOLT  
  C   INDICATES CHANGE
 

#ZEBP05760192
 

4N-8008: DRIVE GP-GOVERNOR & FUEL PUMP

4N8008 DRIVE GP-GOVERNOR & FUEL PUMP
S/N 70V652-10345
c217206 ZEBP0576
4N8008 DRIVE GP-GOVERNOR & FUEL PUMP Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0582 [2] WEIGHT  
2. 4N-0577 [2] SPRING  
3. 7N-5576 C [2] SPRING  
4. 7N-5579 C [1] GEAR ASSEM. (64 Teeth)  
5. 6N-0493 [1] RING  
6. 4N-5230 [1] GASKET  
7. 6H-3957 [1] BEARING  
8. 1T-0033 [1] RING  
9. 6N-0491 [1] SHAFT  
10. 4N-3936 [1] HOUSING ASSEM.  
11. 4N-0684 [2] PIN  
12. 4N-4551 [1] SHAFT ASSEM. (11 Teeth)  
  6L-4081 [1] BEARING  
  6L-4082 [2] RACE  
13. 4N-3934 [1] ADAPTER  
  4N-3933 [1] GASKET  
14. 1B-7182 [2] BOLT  
  9M-1974 [2] WASHER  
15. 2N-7013 [1] STOP  
16. 8H-9788 [2] GASKET  
17. 2N-7014 [1] SPACER  
18. 0S-1588 [6] BOLT 3.18 cm(1.25 in.) long  
19. 0S-1571 [1] BOLT 4.45 cm(1.75 in.) long  
20. 5M-2894 [7] WASHER  
21. 4N-0813 [1] GASKET  
22. 0S-1591 [2] BOLT  
23. 5H-7370 [1] SEAL  
24. 4N-5232 [1] RETAINER  
25. 4N-0580 [2] SLIDE  
26. 6N-0495 [1] FLANGE ASSEM.  
27. 6N-3927 C [1] RETAINER  
28. 5J-5793 [4] BOLT  
29. 4N-4248 C [1] SEAL  
  C   INDICATES CHANGE
 

#ZEBP05760193
 

6N-5202: DRIVE GP-GOVERNOR & FUEL PUMP

6N5202 DRIVE GP-GOVERNOR & FUEL PUMP
S/N 70V16534-UP
c228040 ZEBP0576
6N5202 DRIVE GP-GOVERNOR & FUEL PUMP Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-6176 C [2] WEIGHT  
2. 6N-5143 [2] SPRING  
3. 7N-5577 C [2] SPRING  
4. 9N-5462 C [1] GEAR ASSEM. (64 Teeth)  
5. 6N-0493 [1] RING  
6. 4N-5230 [1] GASKET  
7. 6H-3957 [1] BEARING  
8. 1T-0033 [1] RING  
9. 6N-0491 [1] SHAFT  
10. 4N-3936 [1] HOUSING ASSEM.  
11. 4N-0684 [2] PIN  
12. 4N-4551 [1] SHAFT ASSEM. (11 Teeth)  
  6L-4081 [1] BEARING  
  6L-4082 [2] RACE  
13. 4N-3934 [1] ADAPTER  
  4N-3933 [1] GASKET  
14. 1B-7182 [2] BOLT  
  9M-1974 [2] WASHER  
15. 2N-7013 [1] STOP  
16. 8H-9788 [2] GASKET  
17. 2N-7014 [1] SPACER  
18. 0S-1588 [6] BOLT 3.18cm(1.25 in.) long  
19. 0S-1571 [1] BOLT 4.45 cm(1.75 in.)long  
20. 5M-2894 [7] WASHER  
21. 4N-0813 [1] GASKET  
22. 0S-1591 [2] BOLT  
23. 5H-7370 [1] SEAL  
24. 4N-5232 [1] RETAINER  
25. 4N-0580 [2] SLIDE  
26. 6N-0495 [1] FLANGE ASSEM.  
27. 6N-3927 [1] RETAINER  
28. 5J-5793 [4] BOLT  
29. 5P-9294 C [1] SEAL  
  C   INDICATES CHANGE
 

#ZEBP05760194
 

6N-1822: PUMP GP-GOV & FUEL INJ

6N1822 GOVERNOR & FUEL INJECTION PUMP GP
S/N 70V1-70V793
4N2290-PAGE 90, 6N3560-PAGE 95 & 4N4265-PAGE 100
c156049 ZEBP0576
6N1822 PUMP GP-GOV & FUEL INJ Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-3560 YC [1] PUMP GROUP  
    (Separate Illustration)
2. 9S-4182 [1] PLUG  
  3J-7354 [1] SEAL  
3. 4N-1828 [1] FITTING  
4. 0S-1618 [2] BOLT  
5. 4N-2290 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 4N-4265 YC [1] TORQUE SPRING  
    (Separate Illustration)
7. 2N-0828 [2] WASHER (wave)  
  2P-9556 [1] WASHER (plain)  
8. 9L-6449 [1] SPRING  
9. 1H-5514 [3] BOLT  
10. 4N-3818 [1] GASKET  
11. 5J-5314 [1] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05760195
 

6N-1822: PUMP GP-GOV & FUEL INJ

6N1822 GOVERNOR & FUEL INJECTION PUMP GP
S/N 70V794-70V2979
4N2290-PAGE 90, 6N3560-PAGE 95 & 6N3500-PAGE 100
c156051 ZEBP0576
6N1822 PUMP GP-GOV & FUEL INJ Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-3560 Y [1] PUMP GROUP  
    (Separate Illustration)
2. 9S-4182 [1] PLUG  
  3J-7354 [1] SEAL  
3. 5J-5314 C [1] BOLT  
4. 0S-1618 [2] BOLT  
5. 4N-2290 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 6N-3500 YC [1] TORQUE SPRING  
    (Separate Illustration)
7. 2N-0828 [2] WASHER (wave)  
  2P-9556 [1] WASHER (plain)  
8. 9L-6449 [1] SPRING  
9. 1H-5514 [3] BOLT  
10. 4N-3818 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05760196
 

6N-1822: PUMP GP-GOV & FUEL INJ

6N1822 GOVERNOR & FUEL INJECTION PUMP GP
S/N 70V2980-10345
7N2334-PAGE 94B,6N4449-PAGE 98, 6N3500-PAGE 100
c229530 ZEBP0576
6N1822 PUMP GP-GOV & FUEL INJ Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-4449 YC [1] PUMP GROUP  
    (Separate Illustration)
2. 4N-3818 [1] GASKET  
3. 5J-5314 C [4] BOLT  
4. 0S-1618 [2] BOLT  
5. 7N-2334 YC [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 6N-3500 Y [1] TORQUE SPRING  
    (Separate Illustration)
7. 2N-0828 [2] WASHER (wave)  
  2P-9556 [1] WASHER (plain)  
8. 9L-6449 [1] SPRING  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05760197
 

8N-5535: PUMP GP-GOV & FUEL INJ

8N5535 GOVERNOR & FUEL INJECTION PUMP GP
S/N 70V10346-19061
8N5534-PAGE 94D, 8N5533-PAGE 98.02, 4N4267-PAGE 100.01
c227323 ZEBP0576
8N5535 PUMP GP-GOV & FUEL INJ Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-5533 Y [1] PUMP GP-FUEL INJECTION  
2. 6N-9339 [1] GASKET-GOVERNOR HOUSING  
3. 5J-5314 [2] BOLT  
4. 0S-1618 [2] BOLT  
5. 8N-5534 Y [1] GOVERNOR GP  
6. 4N-4267 Y [1] TORQUE CONTROL GP  
7. 2N-0828 [2] WASHER (WAVE)  
  2P-9556 [1] WASHER (PLAIN)  
8. 9L-6449 [1] SPRING-GOVERNOR  
9. 1H-5514 [2] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05760198
 

8N-5535: PUMP GP-GOV & FUEL INJ

8N5535 GOVERNOR & FUEL INJECTION PUMP GP
S/N 70V19062-UP
8N5534-PAGE 94D, 8N5533-PAGE 98.02, 9N2511-PAGE 100.01
c452207 ZEBP0576
8N5535 PUMP GP-GOV & FUEL INJ Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-5533 Y [1] PUMP GP-FUEL INJECTION  
2. 6N-9339 [1] GASKET-GOVERNOR HOUSING  
3. 5J-5314 [2] BOLT  
4. 0S-1618 [2] BOLT  
5. 8N-5534 Y [1] GOVERNOR GP  
6. 9N-2511 CY [1] TORQUE CONTROL GP  
7. 2N-0828 [2] WASHER (WAVE)  
  2P-9556 [1] WASHER (PLAIN)  
8. 9L-6449 [1] SPRING-GOVERNOR  
9. 1H-5514 [2] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05760199
 

4N-2290: GOVERNOR GP

4N2290 GOVERNOR GROUP-PART 1 OF 2-TYPE 1
SERIAL NO 70V1 TO 70V2713 INCLUSIVE
PART OF 6N1822 GOVERNOR AND FUEL INJECTION PUMP GROUP SHOWN ON
PAGES 86 & 87
ZEBP05760199 ZEBP0576
4N2290 GOVERNOR GP Parts scheme
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Parts for your 621B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

Information:

Truck Engine News
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/11/26
Engine News
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/10/08
Tool Operating Manual
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Disassembly and Assembly
Fuel Transfer Pump
SUPPLEMENT FOR 3406 SCROLL FUEL SYSTEM
Oil And Fuel Filters
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Fuel Transfer Pump
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Service Magazine
New Sealing Washer Used Under Retainer Nut On Primary Fuel Filter{1260}
1980/07/14
New Valve Assembly And Seal Used In Fuel Transfer Pump{1256}
1984/05/14
Gasket Leakage On Aftermarket Fuel Filters{1261}
1985/12/16
New Material Used For Disc In Valve Assemblies Of Fuel Transfer Pump Groups{1256}
1986/09/01
Improved Fuel Priming Pump Used{1258}
1987/04/20
New Design Seals Decrease Shaft Wear In Fuel Transfer Pump{1256}
1978/08/28
New Larger Capacity Water Separator Is Available{1250}
1979/03/12
Improved 1R-0712 Fuel Filter Provides Improved Sealing{1261}
1994/03/28
Different Fuel Filter Available To Prevent Premature Wear On Fuel Injection Pump Plungers And Barrels{1261,1251}
1994/07/11
New Fuel Priming Pump And Improved Gasket Used{1258}
1994/08/22
Be Sure To Correctly Tighten 1R-0712, 1R-0740, 1R-0749, 1R-0750, 1R-0751, 1R-0753, And 1R-0759 Fuel Filter Assemblies {1261}
1998/01/26
New Caterpillar High Efficiency Fuel Filters With STAY CLEAN VALVES® Replace All Standard Fuel Filters In February Of 1999 {1261}
1999/04/12
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/10/04

Caterpillar Parts SIS Catalog 621B :

COVER GP-FUEL FILTER BASE
4N-7935 COVER GP-FUEL FILTER BASE
COVER GP-FUEL FILTER
4M-7935 COVER GP-FUEL FILTER
FILTER GP-FUEL
4N-1981 FILTER GP-FUEL
FILTER GP-FUEL
4N-1981 FILTER GP-FUEL
LINES GP-FUEL FILTER
4N-2292 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
4N-2292 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
4N-2292 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
4N-2292 LINES GP-FUEL FILTER
DRIVE GP-GOVERNOR & FUEL PUMP
4N-3950 DRIVE GP-GOVERNOR & FUEL PUMP
DRIVE GP-GOVERNOR & FUEL PUMP
4N-8008 DRIVE GP-GOVERNOR & FUEL PUMP
DRIVE GP-GOVERNOR & FUEL PUMP
6N-5202 DRIVE GP-GOVERNOR & FUEL PUMP
PUMP GP-GOV & FUEL INJ
6N-1822 PUMP GP-GOV & FUEL INJ
PUMP GP-GOV & FUEL INJ
6N-1822 PUMP GP-GOV & FUEL INJ
PUMP GP-GOV & FUEL INJ
6N-1822 PUMP GP-GOV & FUEL INJ
PUMP GP-GOV & FUEL INJ
8N-5535 PUMP GP-GOV & FUEL INJ
PUMP GP-GOV & FUEL INJ
8N-5535 PUMP GP-GOV & FUEL INJ

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