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3G7665 CARTRIDGE GROUP--132 L/Min (35 GPM) Serial No. 65K1164-Up and 67K964-Up Part of 9J5044 Hydraulic Pump Group shown on Page 271A-1 Also provides Field Replacement for 3G2833 shown on Page 271B 641B


HYDRAULIC SYSTEM
PUMP GP
SERVICE EQUIPMENT AND SUPPLIES
FILTERS
HYDRAULIC SYSTEM
VALVE GP-VENT
FILTER GP
VALVE GP-BREAKER RELIEF
FILTER GP
VALVE GP

WHEEL TRACTOR 641B WHEEL TRACTOR 65K
 641B & 651B TRACTORS 65K00985-UP (MACHINE) POWERED BY D346 ENGINE SEBP1039 641B 65K   (1969)

HYDRAULIC SYSTEM

PUMP GP
PUMP GP-GEAR
8J-6151 PUMP GP-GEAR
GEAR PUMP GROUP
1U-2033 GEAR PUMP GROUP
PUMP GP-VANE
9J-5044 PUMP GP-VANE
PUMP GP-VANE
9J-5044 PUMP GP-VANE
PUMP GP-VANE
9J-5044 PUMP GP-VANE
CARTRIDGE GP
3G-7665 CARTRIDGE GP
CARTRIDGE GROUP
3G-2833 CARTRIDGE GROUP
CARTRIDGE GP
3G-2234 CARTRIDGE GP
 

#SEBP10390730
 

3G-7665: CARTRIDGE GP

3G7665 CARTRIDGE GROUP--132 L/Min (35 GPM)
Serial No. 65K1164-Up and 67K964-Up
Part of 9J5044 Hydraulic Pump Group shown on Page 271A-1
Also provides Field Replacement for 3G2833 shown on Page 271B
c178544 SEBP1039
3G7665 CARTRIDGE GP Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 061-9457 [1] SEAL  
2. 3G-9200 [4] SEAL  
3. 5D-5958 [1] SEAL  
4. 3G-1820 [1] RING  
5. 6V-1555 [1] RING  
 

#SEBP10390731
 

3G-2833: CARTRIDGE GROUP

3G2833 CARTRIDGE GROUP--133 L/Min (35 GPM)
Serial No. 65K1132 to 65K1163 inclusive and 67K775 to 67K963 inclusive
Part of 9J5044 Hydraulic Pump Group shown on Page 271A
For Field Replacement order 3G7665 shown on Page 271A-2
c164568 SEBP1039
3G2833 CARTRIDGE GROUP Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-1264 [4] RETAINER  
2. 3G-1265 [4] SEAL  
3. 2J-8163 [1] SEAL  
4. 3G-1820 [1] RING  
5. 4J-9225 [1] RING  
6. 1H-5728 [1] SEAL  
 

#SEBP10390732
 

3G-2234: CARTRIDGE GP

3G2234 CARTRIDGE GROUP--60 GPM
Serial No. 65K1132-Up and 67K775-Up
Part of 9J5054 and 9J5044 Hydraulic Pump Groups shown on Pages 220 & 271A
c163420 SEBP1039
3G2234 CARTRIDGE GP Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-2241 [4] RETAINER (seal)  
2. 3G-2240 [4] SEAL  
3. 2H-3935 [1] SEAL  
4. 3G-2242 [1] RING  
5. 1S-0668 [1] RING  
6. 6H-3977 [1] SEAL  
 

#SEBP10390733
 

6J-6750: HYDRAULIC OIL STEERING FILTER GROUP

6J6750 HYDRAULIC OIL STEERING FILTER GROUP
Serial No. 65K985 to 65K1143 inclusive and 67K605 to 67K880 inclusive
Part of 6D5100 Hydraulic Tank Group shown on Page 267 & 267B
c206918 SEBP1039
6J6750 HYDRAULIC OIL STEERING FILTER GROUP Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4686 [1] PLUG  
  3J-1907 [1] SEAL  
2. 7J-5925 [1] PIN  
3. 7J-5583 [1] BOLT  
4. 6F-4855 [1] SEAL  
5. 6J-2589 [1] COVER  
6. 5J-3172 [1] GASKET  
7. 2J-6114 [1] SPRING (Outer)  
8. 4J-6064 [1] ELEMENT ASSEM. (Disposable)  
9. 2J-0918 [1] VALVE  
10. 2J-0917 [1] RETAINER  
11. 6J-6749 [1] HOUSING ASSEM.  
12. 7J-5730 [1] RETAINER ASSEM.  
13. 1P-4582 C [2] FLANGE  
14. 0S-1585 [4] BOLT  
15. 4B-4280 C [4] LOCKWASHER  
16. 1H-1200 [1] PIN  
17. 5J-1473 [1] SEAT  
18. 5J-7500 [1] SCREEN ASSEM.  
19. 5J-2926 [1] SPRING  
20. 2J-8455 [1] SPRING (Inner)  
  C   INDICATES CHANGE
 

#SEBP10390734
 

6D-3546: VALVE AS-SAFETY

6D3546 SAFETY VALVE ASSEMBLY
Serial No. 65K985 to 65K1131 inclusive and 67K605 to 67K760 inclusive
Part of 6D5100 Hydraulic Tank Group shown on Page 267
c109860 SEBP1039
6D3546 VALVE AS-SAFETY Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-1907 [1] SEAL  
2. 8S-4033 [1] VALVE  
3. 4D-1322 [1] RING  
4. 4D-2292 [1] DIAPHRAGM  
 

#SEBP10390735
 

6J-6750: HYDRAULIC STEERING FILTER GROUP

6J6750 HYDRAULIC STEERING FILTER GROUP
Serial No. 65K1144 to 65K1163 inclusive & 67K881 to 67K934 inclusive
Part of 6D5100 and 6G2100 Hydraulic Tank Groups shown on
Pages 267B, 267D and 267F
c173389 SEBP1039
6J6750 HYDRAULIC STEERING FILTER GROUP Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4686 [1] PLUG  
  3J-1907 [1] SEAL  
2. 7J-5925 [1] PIN  
3. 7J-5583 [1] BOLT  
4. 6F-4855 [1] SEAL  
5. 6J-2589 [1] COVER  
6. 5J-3172 [1] GASKET  
7. 3G-8147 C [1] SPRING  
8. 4J-6064 [1] ELEMENT ASSEM. (Disposable)  
9. 2J-0918 [1] VALVE  
10. 2J-0917 [1] RETAINER  
11. 6J-6749 [1] HOUSING ASSEM.  
12. 7J-5730 [1] RETAINER ASSEM.  
13. 1P-4582 [2] FLANGE  
14. 0S-1585 [4] BOLT  
15. 4B-4280 [4] LOCKWASHER  
16. 1H-1200 [1] PIN  
17. 5J-1473 [1] SEAT  
18. 5J-7500 [1] SCREEN ASSEM.  
19. 3G-8146 C [1] SPRING  
  C   INDICATES CHANGE
 

#SEBP10390736
 

2G-8227: VALVE GP-BREAKER RELIEF

2G8227 SAFETY VALVE GROUP
Serial No. 65K1132-Up and 67K761-Up
Part of 6D5100 & 6G2100 Hydraulic Tank Groups shown on Pages 267B, 267D & 267F
c213143 SEBP1039
2G8227 VALVE GP-BREAKER RELIEF Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-4663 [2] SEAL  
2. 5P-8132 [1] RING  
 

#SEBP10390737
 

3G-9043: FILTER GP-HYDRAULIC OIL

3G9043 HYDRAULIC STEERING FILTER GROUP
Serial No. 65K1164-Up and 67K935-Up
Part of 9D6970 Hydraulic Tank and Filter Group shown on Pages 267H & 267K
c176264 SEBP1039
3G9043 FILTER GP-HYDRAULIC OIL Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4686 [1] PLUG  
  3J-1907 [1] SEAL  
2. 7J-5925 [1] COTTER PIN  
3. 7J-5585 [1] BOLT  
4. 6F-4855 [1] SEAL  
5. 3G-9100 [1] COVER ASSEM.  
6. 5J-3172 [1] GASKET  
7. 3G-8147 [1] SPRING  
8. 4J-6064 [2] ELEMENT ASSEM. (disposable)  
9. 2J-0918 [1] VALVE  
10. 2J-0917 [1] RETAINER  
11. 3G-9044 [1] HOUSING ASSEM.  
12. 5H-3193 [1] PIN  
13. 5J-1473 [1] SEAT  
14. 9J-6446 [1] SCREEN ASSEM.  
15. 3G-8146 [1] SPRING  
 

#SEBP10390738
 

6J-5470: FILTER GP-HYDRAULIC OIL

6J5470 HYDRAULIC OIL FILTER GROUP
Part of 6D5100 Hydraulic Tank Group shown on Pages 266 & 267A
c167511 SEBP1039
6J5470 FILTER GP-HYDRAULIC OIL Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6F-4855 [2] SEAL  
2. 7J-5585 [1] BOLT  
3. 9S-8010 [1] PLUG  
  2S-4078 [1] SEAL  
4. 5J-3172 [1] GASKET  
5. 2J-8455 [1] SPRING (Inner)  
6. 2J-0918 [1] VALVE  
7. 5J-2926 [1] SPRING (Outer)  
8. 5H-3193 [2] PIN  
9. 4J-6064 [2] ELEMENT ASSEM.  
    -or-
  3G-4621 CH [2] ELEMENT  
    (Fire Resistant Fluid)
10. 6J-5469 [1] HOUSING ASSEM.  
11. 7J-5925 [1] PIN  
12. 9J-6446 [1] SCREEN ASSEM.  
13. 2J-0917 [1] RETAINER  
14. 5J-1473 [1] SEAT  
15. 2J-6114 [1] SPRING (outer)  
16. 5J-9611 [1] COVER ASSEM.  
  C   INDICATES CHANGE
  H   NOT PART OF 6J5470 HYDRAULIC OIL FILTER GROUP
 

#SEBP10390739
 

6J-0060: VALVE GP

6J60 RELIEF VALVE GROUP
Part of 9J2059 Scraper Control Valve Group shown on Page 268
c116175 SEBP1039
6J0060 VALVE GP Parts scheme
  For full view, you need register

Parts for your 641B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-0040 [1] BODY GP-VALVE  
2. Z [1] BODY AS  
4. Z [1] STEM-VALVE  
5. 5J-3215 [1] RETAINER  
6. 8T-4896 [2] WASHER-HARD (10.2X18.5X2.5-MM THK)  
7. 5S-7382 [2] BOLT (3/8-16X1.375-IN)  
8. 5J-3233 [1] SPRING  
9. 4J-5351 [1] SEAL-O-RING  
10. 183-7263 [3] PLUG AS  
    (EACH INCLUDES)
  3J-7354 [1] SEAL-O-RING  
  9S-8002 [1] PLUG  
12. 5J-2721 B [12] SHIM (0.13-MM THK)  
13. 3B-4508 [2] LOCKWASHER  
14. 7X-0336 [1] BOLT (1/2-13X5.5-IN)  
15. 7X-0332 [1] BOLT (1/2-13X4.5-IN)  
16. 6J-3134 [5] SEAL-O-RING  
17. 3E-4354 [1] BALL  
18. 4J-5573 [1] SEAL-O-RING  
19. 4J-0522 [1] SEAL-O-RING  
20. 4J-0519 [1] SEAL-O-RING  
21. 4J-0523 [1] SEAL-O-RING  
22. 8F-9206 [1] SEAL-O-RING  
23. 162-0177 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG  
24. 5J-2722 [1] SHIM (1.22-MM THK)  
25. 5J-0916 [1] SPRING  
26. 2J-0075 [1] SPRING  
27. 5J-3237 [1] STOP  
28. 5J-0901 [1] VALVE  
  B   USE AS REQUIRED
  Z   NOT SERVICED SEPARATELY
 

Information:

Caterpillar Parts SIS Catalog 641B :

PUMP GP-VANE
9J-5044 PUMP GP-VANE
PUMP GP-VANE
9J-5044 PUMP GP-VANE
PUMP GP-VANE
9J-5044 PUMP GP-VANE
HYDRAULIC PUMP ASSEMBLY
6J-9896 HYDRAULIC PUMP ASSEMBLY
VALVE GP-CONTROL
9J-2059 VALVE GP-CONTROL
VALVE GP-CONTROL
9J-2059 VALVE GP-CONTROL
TANK & TILTER GP
9D-6970 TANK & TILTER GP
TANK & TILTER GP
9D-6970 TANK & TILTER GP
CARTRIDGE GROUP
3G-2833 CARTRIDGE GROUP
CARTRIDGE GP
3G-2234 CARTRIDGE GP
HYDRAULIC OIL STEERING FILTER GROUP
6J-6750 HYDRAULIC OIL STEERING FILTER GROUP
VALVE AS-SAFETY
6D-3546 VALVE AS-SAFETY
HYDRAULIC STEERING FILTER GROUP
6J-6750 HYDRAULIC STEERING FILTER GROUP
VALVE GP-BREAKER RELIEF
2G-8227 VALVE GP-BREAKER RELIEF
FILTER GP-HYDRAULIC OIL
3G-9043 FILTER GP-HYDRAULIC OIL
FILTER GP-HYDRAULIC OIL
6J-5470 FILTER GP-HYDRAULIC OIL

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CAT 641B

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