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395-0521 MOTOR GP-GEAR -HYDRAULIC FAN S/N 5121-UP; C741-UP PART OF 441-4900 FAN GP-SUCTION AN ATTACHMENT CP74B




HYDRAULIC SYSTEM

MOTOR GP
 

#M00662380300
 

395-0521: MOTOR GP-GEAR

395-0521 MOTOR GP-GEAR -HYDRAULIC FAN
S/N 5121-UP; C741-UP
PART OF 441-4900 FAN GP-SUCTION
AN ATTACHMENT
i04896916 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 160-8499 M [1] NUT (M12X1.5-THD)  
2. 9T-2005 [1] LOCKWASHER  
3. 3E-4333 [1] KEY-WOODRUFF  
4. 095-0936 [1] RING-RETAINING  
5. 3E-8028 M [4] BOLT-SOCKET HEAD (M10X1.5X150-MM)  
6. 095-0919 J [1] RING-RETAINING  
7. 8T-4896 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
   
    AVAILABLE REPAIR KIT(S):
  380-8573 J [1] KIT-SEAL (GEAR MOTOR)  
    (ALSO INCLUDES PARTS MARKED J ON THE GRAPHIC)
  J   KIT MARKED J SERVICE PART MARKED J
  M   METRIC PART
 

#M00662380301
 

353-5924: MOTOR GP-PISTON

353-5924 MOTOR GP-PISTON -PROPEL
S/N 5121-UP; C741-UP
PART OF 355-6035 MOTOR & MTG GP-PROPEL
i04573684 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8005 [2] PLUG (3/4-16-THD)  
2. 3K-0360 [2] SEAL-O-RING  
3. 141-0305 [1] SETSCREW  
4. 191-3539 J [2] NUT-SEAL  
5. 378-9277 Y [1] ROTATING GP-MOTOR (PROPEL)  
6. 139-7754 [1] PLUG  
7. 109-3203 J [1] SEAL-O-RING  
8. 137-4607 [1] PISTON-STROKING  
9. 8T-9515 M [6] BOLT-SOCKET HEAD (M10X1.5X40-MM)  
10. 8T-0341 M [2] BOLT-SOCKET HEAD (M10X1.5X60-MM)  
11. 033-6039 J [3] SEAL-O-RING  
12. 369-4728 Y [1] VALVE GP-FLUSHING (PROPEL MOTOR)  
13. 139-7751 [1] SLEEVE-VALVE  
14. 107-3117 J [1] SEAL-O-RING  
15. 139-7756 [1] PLUG  
16. 139-7753 [1] SPRING  
17. 137-4602 [1] SPOOL  
18. 123-5798 [3] SEAT  
19. 139-7755 [2] VALVE (PROPEL MOTOR)  
20. 123-5799 [3] SEAT  
21. 9T-3928 J [2] PLUG AS  
22. 192-3292 [1] PIN  
23. 241-4007 [1] SCREW-LOCK  
24. 258-0134 [2] DOWEL  
25. 135-2652 [1] SEAL-O-RING  
26. 137-4605 [1] CONNECTOR-REDUCING  
27. 137-4606 [1] PIN-LENS  
28. 2H-9247 J [1] SEAL-O-RING  
29. 9X-6405 M [1] SETSCREW-SOCKET (M10X1.5X60-MM)  
30. 7X-1553 J [1] SEAL-LIP TYPE  
31. 141-0224 J [1] SHIM (3-MM THK)  
32. 8T-9598 [1] RING-RETAINING  
   
    AVAILABLE REPAIR KIT(S):
  382-9269 J [1] KIT-SEAL (PROPEL MOTOR)  
    (ALSO INCLUDES PLUG, O-RING & PLUG FITTING)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00662380302
 

353-5925: MOTOR GP-PISTON

353-5925 MOTOR GP-PISTON -PROPEL
S/N 5121-UP; C741-UP
PART OF 354-4762 MOTOR & MTG GP-PROPEL
i04617934 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-9598 [1] RING-RETAINING  
2. 141-0224 [1] SHIM (3-MM THK)  
3. 9S-8006 [1] PLUG (7/8-14-THD)  
4. 6V-4589 [1] SEAL-O-RING  
5. 9S-8008 [1] PLUG (1-1/16-12-THD)  
6. 6V-5050 [1] SEAL-O-RING  
7. 141-0305 [1] SETSCREW  
8. 191-3539 J [2] NUT-SEAL  
9. 313-7040 Y [1] ROTATING GP-MOTOR (PROPEL)  
    (INCLUDES PARTS MARKED "K" IN GRAPHIC)
10. 139-7754 [1] PLUG  
11. 109-3203 J [1] SEAL-O-RING  
12. 137-4607 [1] PISTON-STROKING  
13. 101-7398 M [6] BOLT-SOCKET HEAD (M10X1.5X40-MM)  
14. 8T-0341 M [2] BOLT-SOCKET HEAD (M10X1.5X60-MM)  
15. 033-6039 J [3] SEAL-O-RING  
16. 369-4728 Y [1] VALVE GP-FLUSHING (PROPEL MOTOR)  
17. 139-7756 [1] PLUG  
18. 107-3117 J [1] SEAL-O-RING  
19. 139-7753 [1] SPRING  
20. 137-4602 [1] SPOOL  
21. 139-7751 [1] SLEEVE-VALVE  
22. 123-5798 [3] SEAT  
23. 123-5799 [3] SEAT  
24. 139-7757 [2] PLUG  
25. 9S-8004 [1] PLUG (9/16-18-THD)  
26. 214-7568 [1] SEAL-O-RING  
27. 139-7755 [2] VALVE (PROPEL)  
28. 258-0134 [2] DOWEL  
29. 033-6041 J [1] SEAL-O-RING  
30. 137-4605 [1] CONNECTOR-REDUCING  
31. 192-3292 [1] PIN  
32. 137-4606 [1] PIN-LENS  
33. 6V-7351 [1] SEAL-O-RING  
34. 9X-6405 M [1] SETSCREW-SOCKET (M10X1.5X60-MM)  
35. 7X-1553 J [1] SEAL-LIP TYPE  
   
    AVAILABLE REPAIR KIT(S):
  369-4729 J [1] KIT-SEAL (PISTON MOTOR)  
    (INCLUDES SEALS, NUTS, O-RINGS, BACKUP RINGS & PARTS MARKED J IN THE GRAPHIC)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00662380303
 

353-5934: MOTOR GP-PISTON

353-5934 MOTOR GP-PISTON
S/N 5121-UP; C741-UP
PART OF 355-6032 MOTOR & MTG GP-PISTON
i04519953 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 369-4726 Y [1] ROTATING GP-MOTOR (VIBRATORY)  
2. 9S-8005 [2] PLUG (3/4-16-THD)  
3. 3K-0360 [2] SEAL-O-RING  
4. 153-1157 [1] SEAL-O-RING  
5. 183-6301 [1] PLATE-PORT  
6. 8T-1159 M [2] BOLT-SOCKET HEAD (M10X1.5X25-MM)  
7. 8T-0341 M [4] BOLT-SOCKET HEAD (M10X1.5X60-MM)  
8. 373-2009 Y [1] VALVE GP-FLUSHING  
9. 192-8862 [1] PIN  
10. 9T-2901 [1] SEAL-LIP TYPE  
11. 6V-1197 [1] SEAL-O-RING  
12. 8T-7567 [1] RING-RETAINING (INTERNAL)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00662380304
 

389-8423: PUMP GP-PISTON

389-8423 PUMP GP-PISTON -FIXED DISPLACEMENT, 50-CC
S/N 5121-UP; C741-UP
PART OF 379-6603 PUMP & MTG GP-VIBRATORY
AN ATTACHMENT
i04840250 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 112-4628 [3] SCREW (7/16-20X0.5-IN)  
2. 206-4881 [2] PLUG-ORIFICE  
3. 320-2377 Y [1] VALVE GP-PUMP CONTROL (VIBRATORY, FIXED DISPLACEMENT)  
4. 167-6805 [2] PIN  
5. 356-6896 Y [1] ROTATING GP-PUMP  
6. 6E-4350 [1] PIN  
7. 356-6899 Y [1] HEAD GP-PUMP  
8. 112-4629 [2] SCREW (3/4-16X0.6-IN)  
9. 3K-0360 [2] SEAL-O-RING  
10. 9S-8004 [1] PLUG (9/16-18-THD)  
11. 3J-1907 [1] SEAL-O-RING  
12. 195-1747 Y [1] ACTUATOR GP-PUMP  
    (ALSO INCLUDES PART MARKED "J" IN GRAPHIC)
13. 6E-4240 M [1] NUT-SEALING (M10X1-THD)  
14. 1G-3180 [1] SCREW-ECCENTRIC  
15. 123-7574 [2] SCREW-LOCK  
16. 9T-3928 [1] PLUG AS  
  187-8001 [1] SEAL  
17. 122-9718 [1] PIN  
18. 3J-7354 [3] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  308-9168 [1] KIT-SEAL  
    (INCLUDES SNAP RING, SHAFT SEAL, O-RING SEALS, RING ASSEMBLIES, NUTS, BACKUP RINGS, SEAL RING, SEALS & GASKETS)
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00662380305
 

389-8424: PUMP GP-PISTON

389-8424 PUMP GP-PISTON -VARIABLE DISPLACEMENT
S/N 5121-UP; C741-UP
PART OF 379-6607 PUMP & MTG GP-VIBRATORY
AN ATTACHMENT
i04840169 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 112-4628 [3] SCREW (7/16-20X0.5-IN)  
2. 206-4881 [2] PLUG-ORIFICE  
3. 369-4720 Y [1] VALVE GP-PUMP CONTROL (PROPEL)  
4. 167-6805 [2] PIN  
5. 356-6896 Y [1] ROTATING GP-PUMP  
6. 6E-4350 [1] PIN  
7. 356-6899 Y [1] HEAD GP-PUMP  
8. 112-4629 [2] SCREW (3/4-16X0.6-IN)  
9. 3K-0360 [2] SEAL-O-RING  
10. 9S-8004 [1] PLUG (9/16-18-THD)  
11. 3J-1907 [1] SEAL-O-RING  
12. 177-6949 Y [1] ACTUATOR GP-PUMP  
    (ALSO INCLUDES PART MARKED "J" IN GRAPHIC)
13. 6E-4240 M [1] NUT-SEALING (M10X1-THD)  
14. 1G-3180 [1] SCREW-ECCENTRIC  
15. 123-7574 [2] SCREW-LOCK  
16. 9T-3928 [1] PLUG AS  
  187-8001 [1] SEAL  
17. 122-9718 [1] PIN  
18. 3J-7354 [3] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  308-9168 [1] KIT-SEAL  
    (INCLUDES SNAP RING, SHAFT SEAL, O-RING SEALS, RING ASSEMBLIES, NUTS, BACKUP RINGS, SEAL RING, SEALS & GASKETS)
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00662380306
 

458-7912: PUMP GP-PISTON

458-7912 PUMP GP-PISTON
S/N 5121-UP; C741-UP
PART OF 377-0676 PUMP & MTG GP-PROPEL
i06140131 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 382-9228 Y [2] VALVE GP-PUMP CONTROL (AXLE PROPEL PUMP)  
2. 419-9186 Y [2] ACTUATOR GP-PUMP  
3. 382-9246 [1] VALVE GP-SHUTTLE  
4. 4H-6520 [2] SEAL-O-RING  
5. 101-7404 M [16] BOLT-SOCKET HEAD (M10X1.5X30-MM)  
6. 382-9224 Y [1] ROTATING GP-PUMP (AXLE PROPEL)  
7. 199-2136 [4] PIN  
8. 123-7574 [4] SCREW-LOCK  
9. 9S-8004 [12] PLUG (9/16-18-THD)  
10. 233-5621 [4] VALVE GP-RELIEF  
    (EACH INCLUDES)
  6V-5326 SEAL-O-RING  
  112-4719 [1] RING-BACKUP  
11. 112-4627 [1] SCREW-LOCK  
12. 9T-9529 [2] PIN  
13. 382-9259 [7] FILTER (SCREEN)  
14. 382-9247 [1] COIL GP-SOLENOID (AXLE PROPEL PUMP)  
  382-9272 [1] COIL GP-SOLENOID (AXLE PROPEL PUMP)  
  033-6043 [1] SEAL-O-RING  
  217-3875 [1] SEAL-O-RING  
15. 382-9244 [1] VALVE GP-RELIEF (CHARGE)  
  6V-5326 [1] SEAL-O-RING  
16. 4M-0189 [1] SEAL-O-RING  
17. 351-1768 [1] SEAL-O-RING  
18. 382-9257 [2] BUSHING-BEARING  
19. 382-9258 [2] BUSHING  
20. 221-0069 M [1] NUT (M14X1.5-THD)  
21. 382-9251 M [1] SCREW-ECCENTRIC (M14X1.5X60-MM)  
22. 382-9256 [4] RING-GUIDE  
23. 382-9255 [4] KIT-SEAL  
    (EACH INCLUDES)
  8T-7000 [1] SEAL  
    (EACH SEAL KIT INCLUDES CARRIER SEAL)
24. 6R-7579 [2] PIN  
25. 112-4629 [1] SCREW (3/4-16X0.6-IN)  
26. 458-7913 [1] VALVE GP-RELIEF (PUMP HEAD, CROSSOVER)  
  8U-6850 [1] SEAL-O-RING  
  258-0144 [1] LOCKNUT-SCREW  
27. 8T-1159 M [8] BOLT-SOCKET HEAD (M10X1.5X25-MM)  
28. 382-9225 Y [1] ROTATING GP-PUMP (PROPEL)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#M00662380307
 

137-4581: ROTATING GP-MOTOR

137-4581 ROTATING GP-MOTOR
S/N 5121-UP; C741-UP
PART OF 313-7040, 378-9277 ROTATING GP-MOTOR
i00506653 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-4584 [7] PISTON  
2. 6E-6336 [1] BARREL  
3. 6E-6349 [1] PLATE-RETAINING  
4. 7R-3711 [1] LENS-CONTROL  
 

#M00662380308
 

313-7040: ROTATING GP-MOTOR

313-7040 ROTATING GP-MOTOR
S/N 5121-UP; C741-UP
PART OF 353-5925 MOTOR GP-PISTON
i04635730 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-4581 Y [1] ROTATING GP-MOTOR  
2. 547-7684 [1] SHAFT-DRIVE  
3. 234-2872 B [1] SHIM (3.90-MM THK)  
  141-0235 B [1] SHIM (2.65-MM THK)  
  141-0236 B [1] SHIM (2.7-MM THK)  
  141-0237 B [1] SHIM (2.75-MM THK)  
  141-0238 B [1] SHIM (2.8-MM THK)  
  141-0239 B [1] SHIM (2.85-MM THK)  
  141-0240 B [1] SHIM (2.9-MM THK)  
  141-0241 B [1] SHIM (2.95-MM THK)  
  141-0242 B [1] SHIM (3-MM THK)  
4. 141-0244 [1] BEARING AS  
5. 133-8929 [1] BEARING AS  
6. 8T-4241 [1] RING-RETAINING  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#M00662380309
 

369-4726: ROTATING GP-MOTOR

369-4726 ROTATING GP-MOTOR
S/N 5121-UP; C741-UP
PART OF 353-5934 MOTOR GP-PISTON
i04519962 M0066238
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Parts for your CP74B VIBRATORY COMPACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-5204 [1] RING-RETAINING  
2. 9W-2099 [1] CONE-BEARING  
3. 9W-2100 [1] CUP-BEARING  
4. 144-0589 [1] RING  
5. 7T-9342 [1] CONE-BEARING  
6. 7T-9343 [1] CUP-BEARING  
 

Information:

Specifications
Piston Motor (Drum Propel)
CS74B, CP74B and CS78B VIBRATORY SOIL COMPACTOR Propel System
Piston Motor (Axle Propel)
CS74B, CP74B and CS78B VIBRATORY SOIL COMPACTOR Propel System
Systems Operation
Piston Motor (Wheel Propel)
CP74B, CS74B, CS76B, CS78B and CS79B Vibratory Soil Compactors Propel System
Hydraulic Schematic (Propel System)
CP74B, CS74B, CS76B, CS78B and CS79B Vibratory Soil Compactors Propel System
Propel System Components
CP74B, CS74B, CS76B, CS78B and CS79B Vibratory Soil Compactors Propel System
Piston Motor (Vibratory)
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
General Information (Fan Drive Hydraulic System)
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Location of Components (Fan Drive Hydraulic System)
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Gear Motor (Hydraulic Fan)
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Reuse And Salvage Guidelines
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}
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}
Testing and Adjusting
Case Drain Flow for Piston Motor (Vibratory) - Test
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Case Drain Flow for Piston Motor (Axle Propel) - Test
CP74B, CS74B, CS76B, CS78B and CS79B Vibratory Soil Compactors Propel System
Case Drain Flow for Piston Motor (Drum Propel) - Test
CP74B, CS74B, CS76B, CS78B and CS79B Vibratory Soil Compactors Propel System
Flushing Valve (Vibratory Motor) - Test
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Flushing Valve (Axle Propel Motor, Drum Propel Motor) - Test and Replace
CP74B, CS74B, CS76B, CS78B and CS79B Vibratory Soil Compactors Propel System
Fan Motor Speed (Radiator Cooling) - Calibrate
CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Troubleshooting
Cooling Fan Control - Test
C4.4 and C7.1 Engines
Cooling Fan Reversing - Test
C4.4 and C7.1 Engines
Disassembly and Assembly
Piston Motor (Axle Propel) - Remove and Install
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Drum Propel) - Remove and Install
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Vibratory) - Remove and Install
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Drum Propel) - Disassemble
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Drum Propel) - Assemble
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Vibratory) - Disassemble
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Vibratory) - Assemble
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Axle Propel) - Disassemble
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Piston Motor (Axle Propel) - Assemble
CP74B, CS74B, CP76B, CS76B, CS78B and CS79B Vibratory Soil Compactors Machine Systems
Fan and Gear Motor (Hydraulic Fan) - Remove and Install
CP56B, CS56B, CP68B, CS68B, CP74B, CS74B, CP76B, CS78B and CS79B Vibratory Soil Compactor Engine Supplement

Caterpillar Parts SIS Catalog CP74B :

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