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3P7958 TRANSMISSION PUMP GROUP Serial No. 50S844, 50S978 and 50S980-Up, 55U190 and 55U223-Up and 94U131 and 94U169-Up. Part of 3P9402 Transmission Arrangement shown on Page 30A 518


POWER TRAIN
PUMP GP
TRANSMISSION GP
SHAFT GP
DIFFERENTIAL & BEVEL GEAR GP

WHEEL SKIDDER 518 WHEEL SKIDDER 50S
 518 SKIDDER 50S00597-01288 (MACHINE) UEG0741S 518 50S   (1971)

POWER TRAIN

PUMP GP
TRANSMISSION PUMP GROUP
1P-5279 TRANSMISSION PUMP GROUP
PUMP GP-GEAR
3P-7958 PUMP GP-GEAR
 

#UEG0741S0080
 

3P-7958: PUMP GP-GEAR

3P7958 TRANSMISSION PUMP GROUP
Serial No. 50S844, 50S978 and 50S980-Up, 55U190 and 55U223-Up and
94U131 and 94U169-Up. Part of 3P9402 Transmission Arrangement
shown on Page 30A
c146743 UEG0741S
3P7958 PUMP GP-GEAR Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-3252 [2] SEAL  
2. 3P-7960 [1] GEAR (26 Teeth- Idler)  
3. 3P-7947 [1] BODY ASSEM.  
4. 3F-0957 [4] DOWEL  
5. 2S-3567 [2] BOLT  
6. 8M-5248 [1] SEAL  
7. 3P-7951 [1] COVER ASSEM.  
    (Includes)
8. 3P-7899 [2] BEARING  
9. 3P-7959 [1] GEAR (26 teeth-drive)  
10. 3P-7952 [1] COVER ASSEM.  
    (Includes)
  3P-7899 [2] BEARING  
 

#UEG0741S0081
 

7K-9626: SUPPORT GP-TRANSMISSION

TRANSMISSION SUPPORT (7K9626 N/S)
Serial No. 50S665-Up, 55U162-Up and 94U88-Up
c145942 UEG0741S
7K9626 SUPPORT GP-TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9K-9734 C [2] SUPPORT ASSEM.  
    (Each Includes)
  4N-5681 [1] BUSHING ASSEM.  
2. 9K-9723 [1] BAR ASSEM.  
3. 033-9844 C [4] BOLT  
  2M-0849 [4] WASHER  
4. 1A-1135 C [4] BOLT  
  4D-3704 [4] WASHER  
5. 1A-2029 [12] BOLT  
  3B-4506 [12] LOCKWASHER  
  C   INDICATES CHANGE
 

#UEG0741S0082
 

7K-8645: JOINT GROUP

7K8645 JOINT GROUP
Part of Drive Shaft shown on Page 48
c112862 UEG0741S
7K8645 JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [2] SPIDER & BEARING ASSEM.  
2. [1] SHAFT ASSEM.  
3. [8] BOLT  
  [8] LOCKWASHER  
 

#UEG0741S0083
 

7K-5382: DRIVE SHAFT GROUP

7K5382 DRIVE SHAFT GROUP
Serial No. 50S597 to 50S1240 inclusive, 55U152 to 55U262 inclusive and 94U1 to 94U254 inclusive
7K8645, 7K5535 and 7K5356 Joint parts are shown on Pages 47, 48B and 49
c136819 UEG0741S
7K5382 DRIVE SHAFT GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-7356 [2] YOKE ASSEM.  
  6K-1429 [1] PLUG  
2. 3K-0196 [3] GUARD  
3. 7K-8645 Y [1] JOINT GROUP  
    (See Separate Illustration)
4. 0L-0478 [16] BOLT  
  3B-4506 [16] LOCKWASHER  
5. 0S-1593 [2] BOLT  
  0S-1922 [1] LOCK  
6. 1F-7840 [1] WASHER  
  7K-5425 [1] SHIM  
7. 4F-8824 [1] SEAL  
8. 6K-5899 [1] YOKE  
9. 7K-5426 [1] SPACER  
10. 8K-7717 [1] SHAFT ASSEM.  
11. 7K-9516 [1] PLUG  
12. 7K-5191 [1] SEAL  
13. 2A-4576 [2] CUP  
14. 2A-4577 [1] CONE  
15. 5L-9656 [1] CONE  
16. 3B-8485 [1] FITTING  
17. 6K-6914 [8] BOLT  
  4S-8745 H LOCKWIRE 32"  
18. 7K-5535 Y [1] JOINT GROUP  
    (See Separate Illustration)
19. 7K-5297 [1] SHAFT ASSEM.  
20. 1A-1135 [6] BOLT  
  3B-4510 [6] LOCKWASHER  
21. 7K-5356 Y [1] JOINT GROUP  
    (See Separate Illustration)
  H   ORDER BY THE FOOT
  Y   SEPARATE ILLUSTRATION
 

#UEG0741S0084
 

7K-5382: DRIVE SHAFT GROUP

7K5382 DRIVE SHAFT GROUP
Serial No. 50S1241-Up, 55U263-Up and 94U255-Up
7K8645, 7K5535 and 7K5356 Joint parts are shown on Pages 47, 48B and 49
c154276 UEG0741S
7K5382 DRIVE SHAFT GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-7356 [2] YOKE ASSEM.  
    (Each Includes)
  6K-1429 [1] PLUG  
2. 3K-0196 [3] GUARD  
3. 7K-8645 Y [1] JOINT GROUP  
    (Separate Illustration)
4. 0L-0478 C [24] BOLT  
5. 0S-1593 [2] BOLT  
  0S-1922 [1] LOCK  
6. 1F-7840 [1] WASHER  
  7K-5425 [1] SHIM  
7. 4F-8824 [1] SEAL  
8. 6K-5899 [1] YOKE  
9. 7K-5426 [1] SPACER  
10. 2V-1123 C [1] SHAFT ASSEM.  
    (Includes)
11. 7K-9516 [1] PLUG  
12. 7K-5191 [1] SEAL  
13. 2A-4576 [2] CUP  
14. 2A-4577 [1] CONE  
15. 5L-9656 [1] CONE  
16. 3B-8485 [1] FITTING  
18. 7K-5535 Y [1] JOINT GROUP  
    (Separate Illustration)
19. 7K-5297 [1] SHAFT ASSEM.  
20. 1A-1135 [6] BOLT  
  3B-4510 [6] LOCKWASHER  
21. 7K-5356 Y [1] JOINT GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0741S0085
 

7K-5535: SLIP JOINT GROUP

7K5535 SLIP JOINT GROUP--Type 1
Part of 7K5382 Drive Shaft Group shown on Pages 48 and 48A
c136820 UEG0741S
7K5535 SLIP JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9K-1975 [1] YOKE ASSEM.  
  3B-8489 [1] FITTING  
2. 9K-2721 [1] WASHER  
3. 064-1156 [1] WASHER  
4. 5H-3593 [1] RETAINER  
5. 9K-1977 [1] YOKE  
6. 8K-7002 [2] SPIDER AND BEARING ASSEM.  
7. 3H-0122 [4] FITTING  
8. 7M-7146 LOCKWIRE 28"  
9. 9K-1970 [8] BOLT  
10. 1B-4203 [8] NUT  
 

#UEG0741S0086
 

7K-5535: SLIP JOINT GROUP

7K5535 SLIP JOINT GROUP--Type 2
Part of 7K5382 Drive Shaft Group shown on Pages 48 and 48A
c207314 UEG0741S
7K5535 SLIP JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9K-1975 [1] YOKE ASSEM.  
  3B-8489 [1] FITTING  
2. 9K-2721 C [2] WASHER  
3. 064-1156 [1] WASHER  
4. 5H-3593 [1] RETAINER  
5. 9K-1977 [1] YOKE  
6. 8K-7002 [2] SPIDER AND BEARING ASSEM.  
7. 3H-0122 [4] FITTING  
8. 0L-0478 C [8] BOLT  
  C   INDICATES CHANGE
 

#UEG0741S0087
 

7K-5356: JOINT GROUP

7K5356 JOINT GROUP
Part of 7K5382 Drive Shaft Group shown on Pages 48 and 48A
c112863 UEG0741S
7K5356 JOINT GROUP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [2] SPIDER & BEARING ASSEM.  
2. [1] SHAFT ASSEM.  
3. [8] BOLT  
  [8] LOCKWASHER  
 

#UEG0741S0088
 

1V-3304: DIFFERENTIAL & BEVEL GEAR GP

1V3304 FRONT DIFFERENTIAL AND BEVEL GEAR GROUP
Serial No. 50S597 to 50S1185 inclusive, 55U152 to 55U254 inclusive and 94U1 to 94U239 inclusive
1V3305 Differential parts are shown on Page 52
c153633 UEG0741S
1V3304 DIFFERENTIAL & BEVEL GEAR GP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5K-3274 [1] RETAINER  
2. 0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
3. 6K-9964 [1] HOUSING  
4. 2B-7557 [4] CORK  
5. 0S-1587 [8] BOLT  
6. 3B-4508 [18] LOCKWASHER  
7. 5J-3941 [1] PIN (spring)  
8. 8F-8733 [1] SEAL  
9. 6K-9975 [1] CARRIER ASSEM.  
    (Includes)
10. 2K-0527 [4] BOLT  
11. 0S-1585 [10] BOLT  
12. 2K-9154 [1] SEAL  
13. 5K-8245 [2] BOLT  
  5P-0517 CH LOCKWIRE 10.16 dm(40 in.)  
14. 1V-3305 YC [1] DIFFERENTIAL GROUP  
    (Separate Illustration)
15. 0S-1603 [12] BOLT  
  2K-9124 [6] LOCK  
16. 3K-4176 [1] CASE ASSEM.  
    (Includes)
17. 2K-5161 [8] BOLT  
  1B-4441 [8] NUT  
18. 2K-8554 [1] GEAR (47 teeth)  
19. 2K-0537 [2] LOCK  
20. 2K-0535 [2] NUT  
21. 6K-8328 [2] CUP  
  6K-8329 [2] CONE  
22. 3B-4611 [8] COTTER PIN  
23. 2K-9459 [1] SHIM  
24. 6K-8074 [1] CONE  
25. 7L-3283 [1] CUP  
26. 6K-8330 [1] CONE  
27. 5L-2031 [1] CUP  
28. 2K-9470 [1] GASKET  
29. 9B-0576 [2] NUT  
  9B-0577 [1] LOCK  
30. 6K-8295 [1] SHAFT  
31. 9H-6079 [1] SEAL  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   ORDER BY THE DECIMETRE
 

#UEG0741S0089
 

1V-3304: DIFFERENTIAL & BEVEL GEAR GP

1V3304 FRONT DIFFERENTIAL AND BEVEL GEAR GROUP
Serial No. 50S1186-Up, 55U255-Up and 94U240-Up
1V3305 Differential parts are shown on Page 52
c153159 UEG0741S
1V3304 DIFFERENTIAL & BEVEL GEAR GP Parts scheme
  For full view, you need register

Parts for your 518 WHEEL SKIDDER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5K-3274 [1] RETAINER  
2. 0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
3. 6K-9964 [1] HOUSING  
4. 2B-7557 [4] CORK  
5. 0S-1587 [8] BOLT  
6. 3B-4508 [18] LOCKWASHER  
7. 5J-3941 [1] PIN (spring)  
8. 8F-8733 [1] SEAL  
9. 6K-9975 [1] CARRIER ASSEM.  
10. 2K-0527 [4] BOLT  
11. 0S-1585 [10] BOLT  
12. 2K-9154 [1] SEAL  
13. 5K-8245 [2] BOLT  
  5P-0517 CH LOCKWIRE 10.16 dm(40 in.)  
14. 1V-3305 Y [1] DIFFERENTIAL GROUP  
    (Separate Illustration)
15. 0S-1603 [12] BOLT  
  2K-9124 [6] LOCK  
16. 1V-5085 C [1] CASE ASSEM.  
    (Includes)
17. 1D-4566 [8] BOLT  
  2M-0849 [8] WASHER  
18. 2K-8554 [1] GEAR (47 teeth)  
19. 2K-0537 [2] LOCK  
20. 2K-0535 [2] NUT  
21. 6K-8328 [2] CUP  
  6K-8329 [2] CONE  
23. 2K-9459 [1] SHIM  
24. 6K-8074 [1] CONE  
25. 7L-3283 [1] CUP  
26. 6K-8330 [1] CONE  
27. 5L-2031 [1] CUP  
28. 2K-9470 [1] GASKET  
29. 9B-0576 [2] NUT  
  9B-0577 [1] LOCK  
30. 6K-8295 [1] SHAFT  
31. 9H-6079 [1] SEAL  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   ORDER BY THE DECIMETRE
 

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}
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}
Specifications
Transmission Oil Pump<BR> (1P2579)
518 SKIDDER POWER TRAIN
Transmission Oil Pump
518 SKIDDER POWER TRAIN SPECIFICATIONS
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}
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}
Hydraulic Gear Pumps Used in Transmissions {3066, 5073}
Hydraulic Gear Pumps Used in Transmissions {3066, 5073}
Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {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}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {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}
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}
Disassembly and Assembly
Transmission Oil Pump
518 SKIDDER POWER TRAIN
Transmission Oil Pump
518 SERIES II LOG SKIDDER AND GRAPPLE SKIDDER POWER TRAIN

Caterpillar Parts SIS Catalog 518 :

SUPPORT GP-TRANSMISSION
7K-9626 SUPPORT GP-TRANSMISSION
TRANSMISSION PUMP GROUP
1P-5279 TRANSMISSION PUMP GROUP
FILLER GP-POWER TRAIN OIL
8K-5018 FILLER GP-POWER TRAIN OIL
FILTER GP-TRANSMISSION
2S-6457 FILTER GP-TRANSMISSION
VALVE GP-SELECTOR
2P-1056 VALVE GP-SELECTOR
VALVE GP-SELECTOR
2P-1056 VALVE GP-SELECTOR
8K-8194 CONTROL GP-TRANSMISSION
CONTROL GP-TRANSMISSION
8K-8194 CONTROL GP-TRANSMISSION
SUPPORT GP-TRANSMISSION
7K-9626 SUPPORT GP-TRANSMISSION
JOINT GROUP
7K-8645 JOINT GROUP
DRIVE SHAFT GROUP
7K-5382 DRIVE SHAFT GROUP
DRIVE SHAFT GROUP
7K-5382 DRIVE SHAFT GROUP
SLIP JOINT GROUP
7K-5535 SLIP JOINT GROUP
SLIP JOINT GROUP
7K-5535 SLIP JOINT GROUP
JOINT GROUP
7K-5356 JOINT GROUP
DIFFERENTIAL & BEVEL GEAR GP
1V-3304 DIFFERENTIAL & BEVEL GEAR GP

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