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3G9677 BOWL LIFT CYLINDER GROUP-(CHANGE 0)-2 REQUIRED-184.2 MM (7.25 IN.) BORE X 635 MM (25 IN.) STROKE 639D


HYDRAULIC SYSTEM
CYLINDER GP
LINES GP-HYDRAULIC
VALVE GP-RELIEF
VALVE GP-PILOT

WHEEL SCRAPER 639D WHEEL SCRAPER 88X
 639D SCRAPER 88X00700-UP (MACHINE) POWERED BY 3306 ENGINE SEBP1375 639D 88X   (1979)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP
3G-9677 CYLINDER GP
CYLINDER GP-EJECTOR
3G-2949 CYLINDER GP-EJECTOR
 

#SEBP13750310
 

3G-9677: CYLINDER GP

3G9677 BOWL LIFT CYLINDER GROUP-(CHANGE 0)-2 REQUIRED-184.2 MM (7.25 IN.)
BORE X 635 MM (25 IN.) STROKE
c223972 SEBP1375
3G9677 CYLINDER GP Parts scheme
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Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-9678 R [1] CYLINDER ASSEM.  
2. 3J-6899 [1] NUT  
3. 7J-9198 [1] PISTON  
4. 9J-9799 [1] HEAD  
5. 4J-8622 [2] BOLT  
6. 9H-1031 [8] WASHER  
7. 1J-3540 [1] SEAL (Lip Type)  
8. 5J-8275 [1] SEAL  
9. 3J-7848 [1] RING  
10. 5J-7650 R [1] ROD ASSEM  
    (Includes)
11. 3G-9450 [1] BEARING  
12. 6J-6553 [1] SEAL  
13. 1D-4631 [6] BOLT  
14. 2K-2940 [1] RING  
15. 2K-2939 [1] SEAL  
16. 5J-4993 [1] SEAL ASSEM.  
 

#SEBP13750311
 

3G-2949: CYLINDER GP-EJECTOR

3G2949 EJECTOR CYLINDER GROUP-(CHANGE 2)-2 REQUIRED-114.3 MM (4.50 IN.)
BORE X 1308 MM (51.50 IN.) STROKE
c303192 SEBP1375
3G2949 CYLINDER GP-EJECTOR Parts scheme
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Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-2948 [1] CYLINDER ASSEM.  
2. 7J-8287 [1] BOLT  
3. 5J-4986 [1] SEAL ASSEM.  
4. 3G-2942 [1] HEAD  
5. 8J-4359 C [1] WASHER  
6. 8J-5550 [1] CROWN  
7. 1K-6982 [1] SEAL  
8. 3G-2947 [1] ROD ASSEM.  
9. 5J-0964 [1] SEAL  
10. 5J-3620 [1] SEAL  
11. 1K-7095 [1] RING  
  2H-3928 [1] SEAL  
12. 3G-2943 [1] PISTON  
13. 4J-3745 [1] RING  
  C   INDICATES CHANGE
 

#SEBP13750312
 

3G-3794: LINES GP-EJECTOR

3G3794 EJECTOR LINES GROUP-SIDE VIEW-PART 1 OF 2
SERIAL NO. 88X700 TO 88X702 INCLUSIVE
SEBP13750312 SEBP1375
3G3794 LINES GP-EJECTOR Parts scheme
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Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP13750313
 

3G-3794: LINES GP-EJECTOR

3G3794 EJECTOR LINES GROUP-REAR VIEW-PART 2 OF 2
SERIAL NO. 88X700 TO 88X702 INCLUSIVE
1U1110 AND 7J7524-PAGES 160 AND 161
SEBP13750312 SEBP1375
3G3794 LINES GP-EJECTOR Parts scheme
  For full view, you need register

Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP13750314
 

3G-3794: LINES GP-EJECTOR

3G3794 EJECTOR LINES GROUP-SIDE VIEW-PART 1 OF 2
SERIAL NO. 88X703-UP
SEBP13750314 SEBP1375
3G3794 LINES GP-EJECTOR Parts scheme
  For full view, you need register

Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP13750315
 

3G-3794: LINES GP-EJECTOR

3G3794 EJECTOR LINES GROUP-REAR VIEW-PART 2 OF 2
SERIAL NO. 88X703-UP
1U1110 AND 7J7524-PAGES 160 AND 161
SEBP13750314 SEBP1375
3G3794 LINES GP-EJECTOR Parts scheme
  For full view, you need register

Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP13750316
 

9J-8096: VALVE GP-RELIEF

9J8096 RELIEF VALVE GROUP
SERIAL NO. 88X700 TO 88X711 INCLUSIVE
PART OF 1U1110 RELIEF VALVE
c207011 SEBP1375
9J8096 VALVE GP-RELIEF Parts scheme
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Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7M-8485 [2] SEAL  
2. 8J-3627 [1] VALVE GROUP  
3. 4J-0522 [1] SEAL  
4. 8J-0322 [1] SPRING  
5. 8J-3620 [1] CAP  
6. 5J-6153 [5] SHIM .193 mm(.0076 in.)  
  6J-8696 [1] SHIM 1.219 mm(.048 in.)  
7. 8J-0331 [1] VALVE  
 

#SEBP13750317
 

1U-1110: VALVE GP-RELIEF

1U1110 RELIEF VALVE GROUP
PART OF 3G3794 EJECTOR LINES GROUP SHOWN ON PAGE 159
9J8096 VALVE PARTS ARE SHOWN ON PAGE 160
c225788 SEBP1375
1U1110 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-8096 Y [1] VALVE GROUP  
    (Separate Illustration)
2. 3J-7479 [1] COVER  
3. 4J-0519 [1] SEAL  
4. 0S-0509 [4] BOLT  
5. 4J-0525 [1] SEAL  
6. 0S-1585 [2] BOLT  
7. 1U-1108 [1] COVER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP13750318
 

9J-8096: VALVE GP-RELIEF

9J8096 RELIEF VALVE GROUP
SERIAL NO. 88X712-UP
PART OF 1U1110 RELIEF VALVE
c327852 SEBP1375
9J8096 VALVE GP-RELIEF Parts scheme
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Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7M-8485 [2] SEAL-O-RING  
2. 8J-3627 [1] VALVE GP  
3. 4J-0522 [1] SEAL  
4. 8J-0322 [1] SPRING  
5. 9J-5777 C [1] CAP  
6. 9J-5778 C [1] PLUNGER  
7. 8J-0331 [1] VALVE  
8. 8J-4376 C [1] SPACER  
9. 9S-8005 C [1] PLUG-O-RING  
  3K-0360 C [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13750319
 

9J-3477: VALVE GP-PILOT

9J3477 PILOT VALVE GROUP
SERIAL NO. 88X700 TO 88X707 INCLUSIVE
PART OF 9J3479 CONTROL
c180250 SEBP1375
9J3477 VALVE GP-PILOT Parts scheme
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Parts for your 639D WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-4693 [1] PLUG  
  3D-2824 [1] SEAL  
2. 3S-1374 [1] SPRING  
3. 3D-2992 [1] SEAL  
4. 7J-0637 C [1] BOLT  
5. 7J-0375 [1] SEAL  
6. 9J-5008 [1] WASHER  
7. 1J-8497 C [1] VALVE  
8. 9S-8002 [1] PLUG  
  3J-7354 [1] SEAL  
9. 4J-5309 [3] SEAL  
10. 9J-5003 [1] RETAINER  
11. 7J-7320 [1] SEAL  
12. 6F-6672 [1] SEAL  
13. 1B-9575 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
14. 9J-3475 [1] COVER ASSEM.  
    (Includes)
15. 1F-2642 [1] BUSHING  
16. 9S-4684 [1] PLUG  
  3J-1907 [1] SEAL  
17. 4J-6555 [1] SPRING  
  C   INDICATES CHANGE
 

Information:

Special Instruction
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}
Technical Information Bulletin
Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Tool Operating Manual
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
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}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Reuse And Salvage Guidelines
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
Service Magazine
Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09
Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2012/10/04
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
2009/01/05
A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Caterpillar Parts SIS Catalog 639D :

LIFTING GP
6D-8490 LIFTING GP
DRIVE GP-ELEVATOR
3G-2511 DRIVE GP-ELEVATOR
DRIVE GP-ELEVATOR
3G-2511 DRIVE GP-ELEVATOR
7G-1383 GEAR GP-REDUCTION
GEAR GP-REDUCTION
7G-1383 GEAR GP-REDUCTION
7G-1383 GEAR GP-REDUCTION
GEAR GP-REDUCTION
7G-1383 GEAR GP-REDUCTION
LINKAGE GP-ELEVATOR
1U-0817 LINKAGE GP-ELEVATOR
CYLINDER GP-EJECTOR
3G-2949 CYLINDER GP-EJECTOR
LINES GP-EJECTOR
3G-3794 LINES GP-EJECTOR
3G-3794 LINES GP-EJECTOR
LINES GP-EJECTOR
3G-3794 LINES GP-EJECTOR
3G-3794 LINES GP-EJECTOR
VALVE GP-RELIEF
9J-8096 VALVE GP-RELIEF
VALVE GP-RELIEF
1U-1110 VALVE GP-RELIEF
VALVE GP-RELIEF
9J-8096 VALVE GP-RELIEF

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