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7J6258 VANE PUMP GROUP Serial No. 65M1 to 65M613 inclusive and 79P1 to 79P973 inclusive Part of Scraper Pump and Lines shown on Pages 152A, 152C, 152E, 153, 153B, 154A, 154C, 154E, 155 & 155B 637


HYDRAULIC SYSTEM
PUMP GP
VALVE GP-RELIEF
PUMP GP
LINES GP-HYDRAULIC

WHEEL TRACTOR 637 WHEEL TRACTOR 65M
 637 TRACTORS 65M00001-UP (MACHINE) UEG0226S 637 65M   (1970)

HYDRAULIC SYSTEM

PUMP GP
VANE PUMP GROUP
7J-6258 VANE PUMP GROUP
VANE PUMP GROUP
9J-5063 VANE PUMP GROUP
VANE PUMP GROUP
9J-5063 VANE PUMP GROUP
CARTRIDGE GROUP
3G-2235 CARTRIDGE GROUP
 

#UEG0226S0550
 

7J-6258: VANE PUMP GROUP

7J6258 VANE PUMP GROUP
Serial No. 65M1 to 65M613 inclusive and 79P1 to 79P973 inclusive
Part of Scraper Pump and Lines shown on Pages 152A, 152C, 152E, 153, 153B, 154A, 154C, 154E, 155 & 155B
c205859 UEG0226S
7J6258 VANE PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4J-1658 [1] COVER  
  O [1] PLATE  
  O [1] RING  
  2H-3931 H [1] SEAL  
  1S-0668 H [1] RING  
  1H-7339 H [1] SEAL  
  4F-7952 H [1] SEAL  
  4J-9222 H [1] RING  
  O [2] PIN  
  O [1] ROTOR  
  O [1] PLATE  
  4J-1657 [1] COVER  
  O [10] INSERT  
  O [10] VANE  
  0T-0319 [4] BOLT  
  O [2] SCREW  
  4J-1668 [4] BOLT  
  J [2] SCREW  
  J [1] PLATE ASSEM.  
  5J-8764 R [1] CARTRIDGE ASSEM.  
    (60 Gallons per minute-Consists of parts marked J)
  7J-7963 [1] CARTRIDGE ASSEM.  
    (8 Gallons per minute-Consists of parts marked O)
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  4J-9289 [1] KIT (Seal)  
    (Consists of Parts Marked H)
  J [1] RING  
  J [10] INSERT  
  J [10] VANE  
  4J-9221 H [1] RING  
  5F-3106 H [1] SEAL  
  J [2] PIN  
  6H-3977 H [1] SEAL  
  1S-0668 H [1] RING  
  1J-6474 [1] RING  
  2J-7764 H [1] SEAL  
  2J-7759 H [1] WIPER  
  4J-1660 [1] SHAFT  
  2J-7763 [1] WASHER  
  3L-1425 [1] BEARING  
  3J-7719 [1] RING  
  J [1] PLATE  
  2J-7760 [1] BODY  
  2H-3935 H [1] SEAL  
  J [1] ROTOR  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0226S0551
 

9J-5063: VANE PUMP GROUP

9J5063 VANE PUMP GROUP - Type 1
Serial No. 79P974-Up and 65M614-Up
Part of Scraper Pump and Lines shown on Pages 153D & 155D
c154384 UEG0226S
9J5063 VANE PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4J-1658 [1] COVER  
  O [1] PLATE  
  4J-1668 [4] BOLT  
  O [1] RING  
  2H-3931 H [1] SEAL  
  1S-0668 H [1] RING  
  1H-7339 H [1] SEAL  
  4F-7952 H [1] SEAL  
  4J-9222 H [1] RING  
  O [2] PIN  
  O [1] ROTOR  
  O [1] PLATE  
  4J-1657 [1] COVER  
  O [10] INSERT  
  O [10] VANE  
  0T-0319 [4] BOLT  
  O [2] SCREW  
  J [2] SCREW  
  J [1] PLATE ASSEM.  
  5J-8764 R [1] CARTRIDGE ASSEM.  
    (60 Gallons per minute-Consists of parts marked J)
  7J-7963 [1] CARTRIDGE ASSEM.  
    (8 Gallons per minute-Consists of parts marked O)
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  9J-5106 [1] KIT (Seal)  
    (Consists of Parts Marked H)
  J [1] RING  
  J [10] INSERT  
  J [10] VANE  
  4J-9221 H [1] RING  
  5F-3106 H [1] SEAL  
  J [2] PIN  
  6H-3977 H [1] SEAL  
  1S-0668 H [1] RING  
  1J-6474 [1] RING  
  2J-7764 H [1] SEAL  
  9J-5151 H [1] SEAL  
  9J-5094 [1] SHAFT  
  2J-7763 [1] WASHER  
  4H-0407 H [1] PLUG  
  3L-1425 [1] BEARING  
  3J-7719 [1] RING  
  J [1] PLATE  
  9J-5120 [1] BODY  
  2H-3935 H [1] SEAL  
  J [1] ROTOR  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0226S0552
 

9J-5063: VANE PUMP GROUP

9J5063 VANE PUMP GROUP--Type 2
Serial No. 65M614-Up and 79P974-Up. Part of 7D2050 and 7D5550
Scraper Pump and Lines Groups shown on Pages 153D & 155D
c225600 UEG0226S
9J5063 VANE PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-1668 [4] BOLT  
2. 3G-2750 YC [1] CARTRIDGE GROUP (8 GPM)  
    (Separate Illustration)
3. 4J-1658 [1] COVER  
4. 3G-2235 YC [1] CARTRIDGE GROUP (60 GPM)  
    (Separate Illustration)
5. 3J-7719 [1] RING  
6. 3L-1425 [1] BEARING  
7. 2J-7763 [1] WASHER  
8. 5P-0904 C [1] SEAL  
9. 9J-5151 [1] SEAL  
10. 3G-2632 C [1] PLUG  
11. 9J-5094 [1] SHAFT  
12. 1J-6474 [1] RING  
13. 9J-5120 [1] BODY  
14. 4J-1657 [1] COVER  
15. 0T-0319 [4] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0226S0553
 

3G-2235: CARTRIDGE GROUP

3G2235 CARTRIDGE GROUP--60 GPM--Clockwise Rotation
Replaced by 1U2671 Cartridge Group shown on Page 160C. Serial No. 65M614-Up
and 79P974-Up. Part of 9J5063 and 9J5042 Vane Pump Group shown on
Pages 160B and 223A-a
c165274 UEG0226S
3G2235 CARTRIDGE GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

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

#UEG0226S0554
 

9J-5063: VANE PUMP GROUP

9J5063 VANE PUMP GROUP--Type 3
Serial No. 65M614-Up and 79P974-Up. Part of 7D2050 and 7D5550 Scraper Pump
and Lines Groups shown on Pages 153D and 155D. 1U2671 and 1U2664 Cartridge
parts are shown on Pages 160C and 161B
c178663 UEG0226S
9J5063 VANE PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-1668 [4] BOLT  
2. 1U-2664 RYC [1] CARTRIDGE GRP. (8 GPM-30L/Min.)  
    (Separate Illustration)
3. 4J-1658 [1] COVER  
4. 1U-2671 RYC CARTRIDGE GRP. (60 GPM-227L/Min.)  
    (Separate Illustration)
5. 3J-7719 [1] RING  
6. 3L-1425 [1] BEARING  
7. 2J-7763 [1] WASHER  
8. 5P-0904 [1] SEAL  
9. 6V-2318 C [1] SEAL  
10. 3G-7242 C [1] PLUG  
11. 9J-5094 [1] SHAFT  
12. 1J-6474 [1] RING  
13. 0T-0319 [4] BOLT  
14. 4J-1657 [1] COVER  
15. 1U-3968 C [1] BODY  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  1U-0378 C [1] KIT Flex Plate(small)  
  1U-0381 C [1] KIT Flex Plate(large)  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#UEG0226S0555
 

1U-2671: CARTRIDGE GP

1U2671 CARTRIDGE GROUP--227 L/Min (60 GPM)
Serial No. 65M614-Up and 79P974-Up
Part of 9J5063 and 9J5042 Vane Pump Group shown on Pages 160C, 223A & 223A-a
c178665 UEG0226S
1U2671 CARTRIDGE GP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-1179 [1] SEAL  
2. 3G-9201 [4] SEAL  
3. 6V-1195 [1] SEAL  
4. 3G-2242 [1] RING  
5. 6V-1558 [1] RING  
 

#UEG0226S0556
 

3G-2750: CARTRIDGE GROUP

3G2750 CARTRIDGE GROUP--8 GPM--Clockwise Rotation
Replaced by 1U2664 Cartridge Group shown on Page 161B. Serial No. 65M614-Up
and 79P974-Up. Part of 9J5063 Vane Pump Group shown on Page 160B
c164562 UEG0226S
3G2750 CARTRIDGE GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-2714 [4] RETAINER  
2. 3G-2715 [4] SEAL  
3. 2H-3931 [1] SEAL  
4. 3G-2716 [1] RING  
5. 4J-9222 [1] RING  
6. 4F-7952 [1] SEAL  
 

#UEG0226S0557
 

6J-0060: VALVE GP

6J60 RELIEF VALVE GROUP
Part of 7J9131 and 9J2056 Control Valve Groups shown on Pages 156A, 157,
158 and 158B
c116175 UEG0226S
6J0060 VALVE GP Parts scheme
  For full view, you need register

Parts for your 637 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
 

#UEG0226S0558
 

1U-2664: CARTRIDGE GP

1U2664 CARTRIDGE GROUP--30 L/Min (8 GPM)
Serial No. 65M614-Up and 79P974-Up
Part of 9J5063 Vane Pump Group shown on Page 160C
c178664 UEG0226S
1U2664 CARTRIDGE GP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 061-7540 [1] SEAL  
2. 3G-9199 [4] SEAL  
3. 6V-1196 [1] SEAL  
4. 3G-2716 [1] RING  
5. 6V-1557 [1] RING  
 

#UEG0226S0559
 

7D-5850: SCRAPER HITCH LINES

SCRAPER HITCH LINES (7D5850 N/S)--Part 1 of 2
Serial No. 65M1 to 65M359, 361 to 375, 377, 378, 380 to 383, 386, 388, 389, 391 to 393, 395 to 398,
400, 401 and 65M403 to 65M407 inclusive and 79P1 to 79P469, 471, 472 and 79P474 inclusive
Refer also to Page 207 for special parts
c143145 UEG0226S
7D5850 SCRAPER HITCH LINES Parts scheme
  For full view, you need register

Parts for your 637 WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7D-5931 [4] PLATE  
  6J-3650 [4] SEAL  
  7D-6195 [4] HOSE ASSEM.  
2. 8S-3880 [1] STEM ASSEM. (Straight-Oversize)  
3. 3S-7252 [2] SLEEVE  
4. 8S-9355 H HOSE 29.60"  
5. 3S-7251 [1] STEM ASSEM. (Straight)  
6. 1H-3305 [20] FLANGE  
  6J-3600 [8] SEAL  
7. 7D-5933 [1] BRACKET  
8. 0S-1595 [6] BOLT  
9. 3B-4508 [11] LOCKWASHER  
10. 7D-6194 [1] HOSE ASSEM.  
  3S-8492 [1] STEM ASSEM. (45 degrees)  
11. 4S-5699 H HOSE 105"  
12. 3S-7252 [2] SLEEVE  
13. 5S-9176 [1] STEM ASSEM. (90 degrees)  
14. 7D-6193 [1] HOSE ASSEM.  
  8S-9355 H HOSE 99"  
  3S-8492 [1] STEM ASSEM. (45 degrees)  
15. 3S-7252 [2] SLEEVE  
16. 5S-9176 [1] STEM ASSEM. (90 degrees)  
17. 6J-3625 [8] SEAL  
18. 7D-6053 [4] CLAMP  
19. 9S-1366 [4] BOLT  
20. 7D-6191 [2] HOSE ASSEM.  
  5S-9176 [1] STEM ASSEM. (90 degrees)  
21. 3S-7252 [2] SLEEVE  
22. 8S-9355 H HOSE 80"  
23. 3S-8495 [1] STEM ASSEM. (90 degrees)  
24. 0S-1587 [1] BOLT  
  1D-4719 [1] NUT  
25. 4B-4280 [5] WASHER  
26. 0S-1588 [16] BOLT  
27. 3B-4506 [24] LOCKWASHER  
28. 7D-6149 [1] PLATE  
29. 7D-5935 [1] TUBE ASSEM.  
30. 0S-1590 [8] BOLT  
  1D-4717 [8] NUT  
  H   ORDER BY THE INCH
 

Information:

Special Instruction
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Nexus Gear Pump Porting{5073}
Nexus Gear Pump Porting{5073}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Specifications
Hydraulic Pump<BR> (7J741)
631C, 633C & 637 WHEEL TRACTOR-SCRAPERS STEERING SYSTEM (ME
Hydraulic Pump<BR> (7J6245)
631C, 633C & 637 WHEEL TRACTOR-SCRAPERS STEERING SYSTEM (ME
Drive Gears For The Hydraulic Pump<BR> (9S707 Drive Gear with 9S720 Idler Gear)
5.4" BORE SIX CYLINDER VEHICLE ENGINE(WITH CYLINDER BLOCK SP
Hydraulic Pump
631C, 637, 641B, 651B, & 657B WHEEL TRACTORS CUSHION-HITCH
Flow Control And Relief Valve<BR> (7J2231)
631C, 637, 641B, 651B, & 657B WHEEL TRACTORS CUSHION-HITCH
Hydraulic Pump
627, 637 & 657 TRACTORS PUSH-PULL HYDRAULIC SYSTEM
Hydraulic Pump
631C, 637C, 641B, 650B, 651B, 660B & 666B WHEEL TRACTOR-SCRA
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Reuse And Salvage Guidelines
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Vane Type Hydraulic Pump Identification Guidelines {5055}
Vane Type Hydraulic Pump Identification Guidelines {5055}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Bench Test Procedures
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Vane Pumps {5055}
Disassembly and Assembly
Implement Pump
631-633-637 TRACTOR VEHICLE SYSTEMS
Steering Pump
631-633-637 TRACTOR VEHICLE SYSTEMS
Service Magazine
Use Of Vickers Implement Pumps With Two Shaft Seals On Earlier Machines{5055,3108}
1982/09/20
Improved Analysis of Non-Warrantable Failures for Reman Vane Cartridges {5055}
2004/07/05
Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Caterpillar Parts SIS Catalog 637 :

HOUSING GP-LEVER
5J-5427 HOUSING GP-LEVER
HOUSING GP-LEVER
9J-2026 HOUSING GP-LEVER
CONTROL LEVER HOUSING GROUP
8J-8800 CONTROL LEVER HOUSING GROUP
CONTROL VALVE GROUP
9J-2056 CONTROL VALVE GROUP
CONTROL VALVE GROUP
9J-2056 CONTROL VALVE GROUP
CONTROL VALVE GROUP
9J-2056 CONTROL VALVE GROUP
CONTROL VALVE GROUP
9J-2056 CONTROL VALVE GROUP
CONTROL VALVE GROUP
7J-9131 CONTROL VALVE GROUP
VANE PUMP GROUP
9J-5063 VANE PUMP GROUP
VANE PUMP GROUP
9J-5063 VANE PUMP GROUP
CARTRIDGE GROUP
3G-2235 CARTRIDGE GROUP
VANE PUMP GROUP
9J-5063 VANE PUMP GROUP
CARTRIDGE GP
1U-2671 CARTRIDGE GP
CARTRIDGE GROUP
3G-2750 CARTRIDGE GROUP
VALVE GP
6J-0060 VALVE GP
CARTRIDGE GP
1U-2664 CARTRIDGE GP

Truck sale:

CAT 637
USD $14,950 
CAT 637

Rud Construction, Inc.
Webster, Minnesota
CATERPILLAR 637 1996
 
CATERPILLAR 637 1996
- WHEEL TRACTOR SCRAPERS
MACALLISTER MACHINERY
United States
 
USD $393,000 
2003 CAT 637

High Country Motors
Granby, Colorado
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