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455-7978 PUMP GP-PISTON S/N LYG1-UP PART OF 431-6730 PUMP & MTG GP-HYDRAULIC ALSO AN ATTACHMENT 428F2


HYDRAULIC SYSTEM
PUMP GP
TANK GP
LINES GP-CONTROL
CONTROL GP-VALVE
VALVE GP-SOLENOID

BACKHOE LOADER 428F2 BACKHOE LOADER LYG
 428F2 Side Shift Backhoe Loader LYG00001-UP (MACHINE) POWERED BY C4.4 Engine SEBP6828 428F2 LYG   (2013)

HYDRAULIC SYSTEM

PUMP GP
DRIVE & MTG GP-PUMP
353-1338 DRIVE & MTG GP-PUMP
DRIVE & MTG GP-PUMP
353-1341 DRIVE & MTG GP-PUMP
PUMP & MTG GP-HYDRAULIC
431-6730 PUMP & MTG GP-HYDRAULIC
PUMP GP-PISTON
455-7978 PUMP GP-PISTON
SHAFT GP-PUMP DRIVE
128-5596 SHAFT GP-PUMP DRIVE
VALVE GP-PUMP CONTROL
398-7457 VALVE GP-PUMP CONTROL
VALVE GP-SOLENOID & MANIFOLD
358-2091 VALVE GP-SOLENOID & MANIFOLD
 

#SEBP68280660
 

455-7978: PUMP GP-PISTON

455-7978 PUMP GP-PISTON
S/N LYG1-UP
PART OF 431-6730 PUMP & MTG GP-HYDRAULIC
ALSO AN ATTACHMENT
i06755093 SEBP6828
4557978 PUMP GP-PISTON Parts scheme
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Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6R-7943 M [2] SCREW (M5X0.8X15-MM)  
2. 180-6213 [1] RING-RETAINING  
3. 258-0139 [1] SEAL-SHAFT  
4. 2M-9780 [3] SEAL-O-RING  
5. 386-6610 [1] SPRING  
6. 146-3493 [1] PIN  
7. 8T-2503 M [4] BOLT-SOCKET HEAD (M14X2X35-MM)  
8. 168-3504 [2] SEAL  
9. 120-4394 [2] PLUG-BREAK OFF  
10. 190-6507 [1] RING-STOP  
11. 9W-2110 [1] CUP-TAPERED ROLLER  
12. 8J-0412 [1] CUP-BEARING  
13. 192-7470 [1] SEAL-O-RING  
14. 455-7981 [1] SHAFT  
15. 168-2203 [1] SHIM-SHAFT (3-MM THK)  
16. 386-6612 [1] BEARING-CRADLE (RIGHT)  
17. 386-6611 [1] BEARING-CRADLE (LEFT)  
18. 398-7457 Y [1] VALVE GP-PUMP CONTROL (FLOW COMPENSATOR)  
19. 379-5187 [1] SPRING  
20. 333-7840 [1] STOP  
21. 423-0079 [1] VALVE GP-PUMP CONTROL (TORQUE LIMITING SPOOL)  
22. 421-1060 [1] ROTATING GP-PUMP  
23. 279-2491 [1] PLATE-PORT  
24. 9S-8006 [3] PLUG (7/8-14-THD)  
25. 3P-1210 [1] CONE-BEARING  
26. 9W-2109 [1] CONE-BEARING  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP68280661
 

128-5596: SHAFT GP-PUMP DRIVE

128-5596 SHAFT GP-PUMP DRIVE
S/N LYG1-UP
PART OF 353-1338 DRIVE & MTG GP-PUMP
AN ATTACHMENT
i00521046 SEBP6828
1285596 SHAFT GP-PUMP DRIVE Parts scheme
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Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 130-8150 [1] RING-RETAINING  
 

#SEBP68280662
 

438-3001: TANK & MTG GP-HYDRAULIC

438-3001 TANK & MTG GP-HYDRAULIC
S/N LYG1-2422
PART OF 450-8475 HYDRAULIC AR
ALSO AN ATTACHMENT
i05892787 SEBP6828
4383001 TANK & MTG GP-HYDRAULIC Parts scheme
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Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7E-5380 [1] CAP-OIL FILLER (HYDRAULIC OIL)  
2. 9R-9925 [1] BREATHER-HYDRAULIC (INLINE)(HYDRAULIC TANK)  
3. 254-1098 [1] STRAINER (HYDRAULIC TANK)  
4. 334-4603 [1] FILM-INFORMATION (HYDO ADVANCED 10)  
5. 358-9301 [1] TANK AS-HYDRAULIC  
6. 371-1282 [1] BRACKET AS  
7. 375-2060 [1] GAUGE-SIGHT (HYDRAULIC TANK)  
8. 397-8252 [1] ADAPTER AS  
  2S-4078 [1] SEAL-O-RING  
9. 1P-4278 [3] CLAMP-HOSE  
10. 222-9151 [2] WASHER-HARD (11X32X5-MM THK)  
11. 5P-4116 [1] WASHER-HARD (8.8X20.5X2-MM THK)  
12. 8T-4186 M [2] BOLT (M10X1.5X40-MM)  
13. 8T-4191 M [5] BOLT (M10X1.5X16-MM)  
14. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
15. 8T-4200 M [1] BOLT (M8X1.25X16-MM)  
16. 8T-4222 [7] WASHER-PLATED (11X32X2.5-MM THK)  
17. 9M-8406 [1] CLIP (LOOP)  
18. 423-1982 G HOSE (13.7-IN)  
18A. 423-1982 G HOSE (33.4-IN)  
  G   ORDER BY THE INCH
  M   METRIC PART
 

#SEBP68280663
 

438-3001: TANK & MTG GP-HYDRAULIC

438-3001 TANK & MTG GP-HYDRAULIC
S/N LYG2423-UP
PART OF 450-8475 HYDRAULIC AR
ALSO AN ATTACHMENT
i07030423 SEBP6828
4383001 TANK & MTG GP-HYDRAULIC Parts scheme
  For full view, you need register

Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7E-5380 [1] CAP-OIL FILLER (HYDRAULIC OIL)  
2. 9R-9925 [1] BREATHER-HYDRAULIC (INLINE)(HYDRAULIC TANK)  
4. 334-4603 [1] FILM-INFORMATION (HYDO ADVANCED 10)  
5. 510-7168 C [1] TANK GP-HYDRAULIC  
  479-0602 [1] STRAINER  
  486-3580 [1] TANK AS-HYDRAULIC  
6. 371-1282 [1] BRACKET AS  
7. 375-2060 [1] GAUGE-SIGHT (HYDRAULIC TANK)  
8. 397-8252 [1] ADAPTER AS  
  2S-4078 [1] SEAL-O-RING  
9. 1P-4278 [3] CLAMP-HOSE  
10. 222-9151 [2] WASHER-HARD (11X32X5-MM THK)  
11. 5P-4116 [1] WASHER-HARD (8.8X20.5X2-MM THK)  
12. 8T-4186 M [2] BOLT (M10X1.5X40-MM)  
13. 8T-4191 M [5] BOLT (M10X1.5X16-MM)  
14. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
15. 8T-4200 M [1] BOLT (M8X1.25X16-MM)  
16. 8T-4222 [7] WASHER-PLATED (11X32X2.5-MM THK)  
17. 9M-8406 [1] CLIP (LOOP)  
18. 423-1982 CG HOSE (13.7-IN)  
18A. 423-1982 CG HOSE (33.4-IN)  
  C   CHANGE FROM PREVIOUS TYPE
  G   ORDER BY THE INCH
  M   METRIC PART
 

#SEBP68280664
 

452-5002: VALVE & LINES GP-CONTROL

452-5002 VALVE & LINES GP-CONTROL -BOOM, STICK
S/N LYG1-UP
FOR USE WITH @@@@@340-1739@@@@@, @@@@@340-1742@@@@@, @@@@@340-1739@@@@@, @@@@@450-8503@@@@@
CANNOT BE USED WITH @@@@@398-2860@@@@@, @@@@@450-8503@@@@@
AN ATTACHMENT
i05752151 SEBP6828
  For full view, you need register

Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  422-3547 Y [1] LINES GP-LOAD CONTROL VALVE (BOOM, STICK)  
  432-2439 Y [1] WIRING GP-VALVE (OBJECT HANDLING)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP68280665
 

337-9713: VALVE & MTG GP-BANK

337-9713 VALVE & MTG GP-BANK
S/N LYG1-UP
PART OF 450-8536, 450-8537, 450-8539, 450-8540, 450-8541, 450-8542, 513-5061 VALVE AR-BANK 3, 500-7326, 500-7327, 500-7328 VALVE AR-BANK 5
AN ATTACHMENT
i04623529 SEBP6828
3379713 VALVE & MTG GP-BANK Parts scheme
  For full view, you need register

Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 359-7209 Y [1] VALVE GP-BANK 3 (MECHANICAL)  
2. 208-9295 M [3] BOLT-FLANGE HEAD (M10X1.5X40-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP68280666
 

396-9777: VALVE & MTG GP-BANK

396-9777 VALVE & MTG GP-BANK -5-BANK
S/N LYG1-UP
PART OF 450-8536, 450-8537, 450-8539, 513-5061 VALVE AR-BANK 3
AN ATTACHMENT
i05931605 SEBP6828
3969777 VALVE & MTG GP-BANK Parts scheme
  For full view, you need register

Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 389-3139 Y [1] VALVE GP-BANK 5  
2. 391-4844 [1] BRACKET AS  
  9R-2672 M [1] BOSS-THREADED (M10X1.5X120-MM)  
  159-9541 M [2] NUT-WELD (M10X1.5-THD)  
3. 422-3634 M [2] NUT-INSERT (M10X1.5-THD)  
4. 385-1649 [4] BOLT (M10X1.5X50-MM)  
5. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
6. 8T-4133 M [1] NUT (M10X1.5-THD)  
7. 8T-4185 M [3] BOLT (M10X1.5X50-MM)  
8. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP68280667
 

431-1968: VALVE & MTG GP-BANK

431-1968 VALVE & MTG GP-BANK -5-BANK
S/N LYG1-UP
PART OF 450-8540, 450-8541, 450-8542 VALVE AR-BANK 3
AN ATTACHMENT
i05927143 SEBP6828
4311968 VALVE & MTG GP-BANK Parts scheme
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Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 391-4844 [1] BRACKET AS  
  9R-2672 M [1] BOSS-THREADED (M10X1.5X120-MM)  
  159-9541 M [2] NUT-WELD (M10X1.5-THD)  
2. 421-5427 [1] VALVE GP-BANK 5 (BOOM, BUCKET, STICK, SWING)  
3. 422-3634 M [2] NUT-INSERT (M10X1.5-THD)  
4. 385-1649 [4] BOLT (M10X1.5X50-MM)  
5. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
6. 8T-4133 M [1] NUT (M10X1.5-THD)  
7. 8T-4185 M [3] BOLT (M10X1.5X50-MM)  
8. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
 

#SEBP68280668
 

501-0576: VALVE & MTG GP-BANK

501-0576 VALVE & MTG GP-BANK
S/N LYG1-UP
PART OF 500-7326, 500-7327, 500-7328 VALVE AR-BANK 5
AN ATTACHMENT
i06693210 SEBP6828
5010576 VALVE & MTG GP-BANK Parts scheme
  For full view, you need register

Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 391-4844 [1] BRACKET AS  
  9R-2672 M [1] BOSS-THREADED (M10X1.5X120-MM)  
  159-9541 M [2] NUT-WELD (M10X1.5-THD)  
2. 422-3634 M [2] NUT-INSERT (M10X1.5-THD)  
3. 479-0659 Y [1] VALVE GP-MAIN CONTROL  
4. 385-1649 [4] BOLT (M10X1.5X50-MM)  
5. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
6. 8T-4133 M [1] NUT (M10X1.5-THD)  
7. 8T-4185 M [3] BOLT (M10X1.5X50-MM)  
8. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP68280669
 

274-8048: VALVE & MTG GP-SOLENOID

274-8048 VALVE & MTG GP-SOLENOID
S/N LYG1-UP
12-VOLT
PART OF 437-2619 LINES GP-DIFFERENTIAL LOCK, 422-3547 LINES GP-LOAD CONTROL VALVE
AN ATTACHMENT
i02450168 SEBP6828
2748048 VALVE & MTG GP-SOLENOID Parts scheme
  For full view, you need register

Parts for your 428F2 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 096-5968 M [2] BOLT-SOCKET HEAD (M5X0.8X8-MM)  
2. 274-8041 J [1] VALVE GP-SOLENOID (12-VOLT)(DIFFERENTIAL LOCK)  
   
    AVAILABLE REPAIR KIT(S):
  250-8330 J [1] KIT-SEAL (VALVE)  
    (INCLUDES O-RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

Information:

Disassembly and Assembly
Vacuum Pump - Remove and Install
C4.4 (Mech) Engines for Caterpillar Built Machines

Caterpillar Parts SIS Catalog 428F2 :

PUMP & MTG GP-HYDRAULIC
431-6730 PUMP & MTG GP-HYDRAULIC
PLUG GP-CONTROL VALVE
396-9764 PLUG GP-CONTROL VALVE
MOUNTING GP-LINES
323-2096 MOUNTING GP-LINES
MOUNTING GP-CYLINDER
337-8935 MOUNTING GP-CYLINDER
MANIFOLD GP-RIDE CONTROL
245-8780 MANIFOLD GP-RIDE CONTROL
MANIFOLD GP-CONTROL
389-3097 MANIFOLD GP-CONTROL
MANIFOLD GP-CONTROL
300-4491 MANIFOLD GP-CONTROL
LINES GP-SWING
326-1803 LINES GP-SWING
SHAFT GP-PUMP DRIVE
128-5596 SHAFT GP-PUMP DRIVE
TANK & MTG GP-HYDRAULIC
438-3001 TANK & MTG GP-HYDRAULIC
TANK & MTG GP-HYDRAULIC
438-3001 TANK & MTG GP-HYDRAULIC
452-5002 VALVE & LINES GP-CONTROL
VALVE & MTG GP-BANK
337-9713 VALVE & MTG GP-BANK
VALVE & MTG GP-BANK
396-9777 VALVE & MTG GP-BANK
VALVE & MTG GP-BANK
431-1968 VALVE & MTG GP-BANK
VALVE & MTG GP-BANK
501-0576 VALVE & MTG GP-BANK
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.