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9J5074 HYDRAULIC VANE PUMP GROUP (8D8530 N/S)--Elevator and Scraper Serial No. 46P589 to 46P957 inclusive 623B


HYDRAULIC SYSTEM
PUMP GP

WHEEL TRACTOR 623B WHEEL TRACTOR 46P
 623B TRACTOR 46P00001-01601 (MACHINE) UEG0855S 623B 46P   (1973)

HYDRAULIC SYSTEM

PUMP GP
HYDRAULIC PUMP GROUP
8J-6177 HYDRAULIC PUMP GROUP
HYDRAULIC VANE PUMP GROUP
9J-5074 HYDRAULIC VANE PUMP GROUP
HYDRAULIC VANE PUMP GROUP
9J-5074 HYDRAULIC VANE PUMP GROUP
PUMP GP-VANE
3G-7638 PUMP GP-VANE
CARTRIDGE GROUP
9J-7890 CARTRIDGE GROUP
 

#UEG0855S0580
 

9J-5074: HYDRAULIC VANE PUMP GROUP

9J5074 HYDRAULIC VANE PUMP GROUP (8D8530 N/S)--Elevator and Scraper
Serial No. 46P589 to 46P957 inclusive
c155780 UEG0855S
9J5074 HYDRAULIC VANE PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-0947 [4] BOLT  
2. 4K-0415 [1] COVER  
3. 2H-4145 H [1] SEAL  
4. 1S-0669 H [1] RING  
5. 2H-3934 H [1] SEAL  
6. 9J-4863 [1] CARTRIDGE ASSEM. (19 Gpm)  
7. 4K-0413 [1] COVER  
8. 8J-6293 [1] CARTRIDGE ASSEM. (35 Gpm)  
9. 2J-8163 H [1] SEAL  
10. 4J-9220 H [1] RING  
11. 2H-3928 H [1] SEAL  
12. 2J-8172 [1] RING  
13. 2L-5271 [1] BEARING  
14. 2J-8168 [1] WASHER  
15. 2J-8169 H [1] SEAL  
16. 9J-5152 H [1] SEAL  
17. 9J-5101 [1] SHAFT  
18. 5F-3999 [1] SEAL  
19. 9J-5123 [1] BODY  
20. 0S-1565 J [2] BOLT  
  3B-4510 J [2] LOCKWASHER  
21. 4M-5285 [1] RING  
22. 4J-9225 H [1] RING  
23. 1H-5728 H [1] SEAL  
24. 1D-4599 [4] BOLT  
25. 1H-9696 H [1] SEAL  
26. 1S-0670 H [1] RING  
27. 4H-0407 H [1] PLUG  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9J-5114 [1] KIT (seal)  
    (Consists of Parts Marked H)
  J   NOT PART OF 9J5074 PUMP GROUP
 

#UEG0855S0581
 

9J-5074: HYDRAULIC VANE PUMP GROUP

9J5074 HYDRAULIC VANE PUMP GROUP (8D8530 N/S)--Elevator and Scraper
Serial No. 46P958 to 46P1218 inclusive
9J7890 and 9J7892 Cartridge parts are shown on Page 139A-2
c219438 UEG0855S
9J5074 HYDRAULIC VANE PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-0947 [4] BOLT  
2. 4K-0415 [1] COVER  
3. 9J-7892 YC [1] CARTRIDGE ASSEM. (19 GPM)  
    (Separate Illustration)
4. 4K-0413 [1] COVER  
5. 9J-7890 YC [1]] CARTRIDGE ASSEM. (35 GPM)  
    (Separate Illustration)
6. 2J-8172 [1] RING  
7. 2L-5271 [1] BEARING  
8. 2J-8168 [1] WASHER  
9. 9J-7814 C [1] SEAL  
10. 3G-2632 C [1] PLUG  
11. 9J-5152 [1] SEAL  
12. 9J-5101 [1] SHAFT  
13. 5F-3999 H [1] SEAL  
14. 9J-5123 [1] BODY  
15. 0S-1566 H [2] BOLT  
  3B-4510 H [2] LOCKWASHER  
16. 4M-5285 [1] RING  
17. 1D-4599 [4] BOLT  
  H   NOT PART OF 9J5074 PUMP GROUP
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#UEG0855S0582
 

3G-7638: PUMP GP-VANE

3G7638 VANE PUMP GROUP
Serial No. 46P1219-Up
Part of 8D8530 Hydraulic Vane Pump Group shown on Page 139A-4
3G7651 and 3G7652 Cartridge parts are shown on Page 139A-3
c230854 UEG0855S
3G7638 PUMP GP-VANE Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-0947 [4] BOLT  
2. 4K-0415 [1] COVER-OUTLET  
3. 3G-7652 YR [1] CARTRIDGE GP-REAR 72 L/M(19 GPM)  
4. 4K-0413 [1] COVER  
5. 3G-7651 YR CARTRIDGE GP-FRONT 132L/M(35 GPM)  
6. 2J-8172 [1] RING-RETAINING  
7. 2L-5271 [1] BALL BEARING  
8. 3G-9194 [1] SEAL-LIP TYPE  
9. 9J-7814 [1] SEAL-LIP TYPE  
10. 3G-7242 [1] PLUG  
11. 2J-8168 [1] WASHER  
12. 9J-5101 [1] SHAFT  
13. 4M-5285 [1] RING-RETAINING  
14. 9J-5123 [1] BODY  
15. 1D-4599 [4] BOLT  
  1U-0379 [1] KIT-FLEXPLATE (VANE-SMALL)  
  1U-0380 [1] KIT-FLEXPLATE (VANE-LARGE)  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#UEG0855S0583
 

9J-7890: CARTRIDGE GROUP

9J7890 CARTRIDGE GROUP--35 GPM--Clockwise--
Replaced by 3G7651 shown on Page 139A-3
Serial No. 46P958 to 46P1218 inclusive
Part of 9J5074 Hydraulic Vane Pump Group shown on Page 139A-1
c165277 UEG0855S
9J7890 CARTRIDGE GROUP Parts scheme
  For full view, you need register

Parts for your 623B 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] SEAL  
5. 4J-9225 [1] RING  
6. 1H-5728 [1] SEAL  
 

#UEG0855S0584
 

9J-7892: CARTRIDGE GROUP

9J7892 CARTRIDGE GROUP--19 GPM--Clockwise--
Replaced by 3G7652 shown on Page 139A-3
Serial No. 46P958 to 46P1218 inclusive
Part of 9J5074 Hydraulic Vane Pump Group shown on Page 139A-1
c165278 UEG0855S
9J7892 CARTRIDGE GROUP Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-2192 [4] RETAINER (seal)  
2. 3G-2191 [4] SEAL  
3. 2H-3934 [1] SEAL  
4. 3G-2193 [1] RING  
5. 1S-0670 [1] RING  
6. 1H-9696 [1] SEAL  
 

#UEG0855S0585
 

3G-7651: CARTRIDGE GP-FRONT

3G7651 CARTRIDGE GROUP--Front--132 L/min (35 GPM)
Serial No. 46P1219-Up
Part of 3G7638 Vane Pump Group shown on Page 139A-1b. Also provides Field
Replacement for 9J7890 at Serial No. 46P458 to 46P1218 inclusive
c230846 UEG0855S
3G7651 CARTRIDGE GP-FRONT Parts scheme
  For full view, you need register

Parts for your 623B 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  
 

#UEG0855S0586
 

3G-7652: CARTRIDGE GP-REAR

3G7652 CARTRIDGE GROUP--Rear--72 L/min (19 GPM)
Serial No. 46P1219-Up
Part of 3G7638 Vane Pump Group shown on Page 139A-1b. Also provides
Field Replacement for 9J7892 at Serial No. 46P458 to 46P1218 inclusive
c230847 UEG0855S
3G7652 CARTRIDGE GP-REAR Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-4351 [1] SEAL  
2. 3G-9055 [4] SEAL  
3. 6V-1197 [1] SEAL  
4. 3G-2193 [1] RING  
5. 6V-1556 [1] RING  
 

#UEG0855S0587
 

8D-8530: PUMP GP-VANE

8D8530 HYDRAULIC VANE PUMP GROUP--Elevator and Scraper--
Double Section
Serial No. 46P1219-Up
3G7638 Pump parts are shown on Page 139A-1b
c230853 UEG0855S
8D8530 PUMP GP-VANE Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-7638 CY [1] PUMP GP-VANE  
2. 5F-3999 [1] SEAL-O-RING  
3. 0S-1566 [2] BOLT  
  3B-4510 [2] LOCKWASHER  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#UEG0855S0588
 

8J-6179: HYDRAULIC PUMP GROUP

8J6179 HYDRAULIC PUMP GROUP (8D8525 N/S)--Steering and Elevator
Serial No. 46P1 to 46P596, 46P598, 46P677 to 46P679 inclusive
c201857 UEG0855S
8J6179 HYDRAULIC PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-9225 [1] RING  
2. 1H-5728 [1] SEAL  
3. 2H-3928 [1] SEAL  
4. 4J-9220 [1] RING  
5. 2J-8163 [1] SEAL  
6. 7J-0574 R [1] CARTRIDGE ASSEM. (38 GPM)  
7. 5J-7517 R [1] CARTRIDGE ASSEM. (57 GPM)  
8. 2H-3935 [1] SEAL  
9. 4J-9221 [1] RING  
10. 5F-3106 [1] SEAL  
11. 3J-7719 [1] RING  
12. 3L-1425 [1] BEARING  
13. 2J-7763 [1] WASHER  
14. 2J-7764 [1] SEAL  
15. 2J-7759 [1] WIPER  
16. 1J-6474 [1] RING  
17. 8J-6228 [1] SHAFT  
18. 5F-3999 H [1] SEAL  
19. 0S-1566 H [2] BOLT  
  3B-4510 H [2] LOCKWASHER  
20. 2J-7760 [1] BODY  
21. 1S-0668 [1] RING  
22. 6H-3977 [1] SEAL  
23. 8J-1578 [1] COVER ASSEM.  
24. 7J-4076 [8] DAMPER  
25. 4J-7781 [1] COVER  
26. 4J-7945 [4] BOLT  
27. H [1] RING  
28. 8D-4347 H [1] COUPLING  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  4J-9287 [1] KIT  
    (Consists of Wiper, Rings, & Seals)
  H   NOT PART OF 8J6179
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0855S0589
 

9J-5076: PUMP GP-VANE BASIC

9J5076 HYDRAULIC VANE PUMP GROUP (8D8525 N/S)--Steering and Elevator
Serial No. 46P597, 46P599 to 46P676 and 46P680 to 46P958 inclusive
c155777 UEG0855S
9J5076 PUMP GP-VANE BASIC Parts scheme
  For full view, you need register

Parts for your 623B WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-9225 [1] RING  
2. 1H-5728 [1] SEAL  
3. 2H-3928 [1] SEAL  
4. 4J-9220 [1] RING  
5. 2J-8163 [1] SEAL  
6. 7J-0574 R [1] CARTRIDGE ASSEM. (38 GPM)  
7. 5J-7517 R [1] CARTRIDGE ASSEM. (57 GPM)  
8. 2H-3935 [1] SEAL  
9. 4J-9221 [1] RING  
10. 5F-3106 [1] SEAL  
11. 3J-7719 [1] RING  
12. 3L-1425 [1] BEARING  
13. 2J-7763 [1] WASHER  
14. 2J-7764 [1] SEAL  
15. 9J-5151 [1] WIPER  
16. 1J-6474 [1] RING  
17. 9J-5099 [1] SHAFT  
18. 5F-3999 H [1] SEAL  
19. 0S-1566 H [2] BOLT  
  3B-4510 [2] LOCKWASHER  
20. 9J-5120 [1] BODY  
21. 1S-0668 [1] RING  
22. 6H-3977 [1] SEAL  
23. 8J-1578 [1] COVER ASSEM.  
24. 7J-4076 [8] DAMPER  
25. 4J-7781 [1] COVER  
26. 4J-7945 [4] BOLT  
27. 2D-6417 H [1] RING  
28. 8D-4347 H [1] COUPLING  
29. 4H-0407 [1] PLUG  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9J-5108 [1] KIT (Consists of Rings & Seals)  
  H   NOT PART OF 9J5108
  R   REMFG PART MAY BE AVAILABLE
 

Information:

Caterpillar Parts SIS Catalog 623B :

HYDRAULIC PUMP GROUP
8J-6177 HYDRAULIC PUMP GROUP
ACCUMULATOR GP
3G-0725 ACCUMULATOR GP
CYLINDER GP-LOAD
8J-9446 CYLINDER GP-LOAD
CYLINDER GP-LOAD
8J-9446 CYLINDER GP-LOAD
VALVE GP-SELECTOR
1U-1670 VALVE GP-SELECTOR
VALVE GP-SELECTOR
7J-4012 VALVE GP-SELECTOR
LINES GP-LUBRICATION
3G-6661 LINES GP-LUBRICATION
LINES GP-LUBRICATION
3G-6661 LINES GP-LUBRICATION
HYDRAULIC VANE PUMP GROUP
9J-5074 HYDRAULIC VANE PUMP GROUP
PUMP GP-VANE
3G-7638 PUMP GP-VANE
CARTRIDGE GROUP
9J-7890 CARTRIDGE GROUP
CARTRIDGE GROUP
9J-7892 CARTRIDGE GROUP
CARTRIDGE GP-FRONT
3G-7651 CARTRIDGE GP-FRONT
CARTRIDGE GP-REAR
3G-7652 CARTRIDGE GP-REAR
PUMP GP-VANE
8D-8530 PUMP GP-VANE
HYDRAULIC PUMP GROUP
8J-6179 HYDRAULIC PUMP GROUP

Truck sale:

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