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279-4699 PUMP GP-GEAR -PILOT PART OF 416-5057 PUMP GP-PISTON 304E MINI HYD EXCAVATOR


HYDRAULIC SYSTEM
PUMP GP
SWIVEL GP
TANK GP
MOUNTING GP
VALVE GP-BANK
CONTROL GP-VALVE
VALVE GP-PILOT

MINI HYD EXCAVATOR 304E MINI HYD EXCAVATOR TSR
 304E Mini Hydraulic Excavator TSR00001-UP (MACHINE) SEBP6446 304E TSR   (2012)

HYDRAULIC SYSTEM

PUMP GP
PUMP & MTG GP-MAIN HYDRAULIC
376-2013 PUMP & MTG GP-MAIN HYDRAULIC
279-4699 PUMP GP-GEAR
PUMP GP-PISTON
416-5057 PUMP GP-PISTON
VALVE GP-PUMP CONTROL
279-4712 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
332-1293 VALVE GP-PUMP CONTROL
 

#SEBP64460170
 

279-4699: PUMP GP-GEAR

279-4699 PUMP GP-GEAR -PILOT
PART OF 416-5057 PUMP GP-PISTON
i03997877 SEBP6446
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (NO SERVICED PARTS)
 

#SEBP64460171
 

416-5057: PUMP GP-PISTON

416-5057 PUMP GP-PISTON -MAIN HYDRAULIC
PART OF 376-2013 PUMP & MTG GP-MAIN HYDRAULIC
i05049594 SEBP6446
4165057 PUMP GP-PISTON Parts scheme 4165057 PUMP GP-PISTON Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 280-4441 [1] BEARING  
2. 191-3925 [1] BEARING  
3. 279-4684 [1] SEAL  
4. 6V-7723 [1] RING-RETAINING  
5. 280-4442 [1] STOP  
6. 280-4443 [1] SHAFT  
7. 191-3918 [1] WASHER  
8. 191-3920 [1] WASHER  
9. 280-4444 [1] GASKET  
10. 279-4687 [3] PIN  
11. 095-1571 [1] SEAL-O-RING  
12. 390-9455 [2] BUSHING  
13. 139-7355 [2] SCREW  
14. 280-4446 [1] PLATE  
15. 279-4692 [1] STOPPER  
16. 379-3533 [1] PIN  
17. 095-1575 J [8] SEAL-O-RING  
18. 279-4691 [1] ORIFICE  
19. 416-5058 [1] SPRING  
20. 416-5059 [1] SPRING  
21. 280-4450 [2] SEAT  
22. 095-1587 [1] SEAL-O-RING  
23. 099-7197 [1] PLUG  
24. 095-1582 [1] SEAL-O-RING  
25. 279-4698 [1] NUT  
26. 279-4699 Y [1] PUMP GP-GEAR (PILOT)  
27. 303-4492 [2] BOLT  
28. 8T-4224 [2] WASHER-HARD (8.8X16X2-MM THK)  
29. 6V-8200 M [4] BOLT-SOCKET HEAD (M12X1.75X35-MM)  
30. 279-4706 [3] PLUG  
31. 095-1584 [1] SEAL-O-RING  
32. 3J-1907 J [4] SEAL-O-RING  
33. 6V-5683 M [4] BOLT (M6X1X16-MM)  
34. 279-4693 [1] PIN  
35. 279-4705 J [1] SEAL-O-RING  
36. 279-4701 J [1] SEAL-O-RING  
37. 279-4704 [1] ORIFICE  
38. 279-4703 J [1] SEAL-O-RING  
39. 280-4451 [1] PIN  
40. 279-4697 [1] VALVE AS-PUMP (MAIN HYDRAULIC)  
  095-1575 [1] SEAL-O-RING  
  095-1582 [1] SEAL-O-RING  
  095-1587 [1] SEAL-O-RING  
  099-7197 [1] PLUG  
41. 280-4458 [1] KIT-SWASHPLATE (PISTON PUMP)  
42. 280-4459 [1] KIT-BARREL (PISTON PUMP)  
43. 332-1293 Y [1] VALVE GP-PUMP CONTROL (303.5C CR)(MAIN HYDRAULIC)  
   
    AVAILABLE REPAIR KIT(S):
  279-4707 J [1] KIT-SEAL (MAIN HYDRAULIC PUMP)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460172
 

191-7516: SWIVEL GP

191-7516 SWIVEL GP
PART OF 344-8863 LINES GP-TRAVEL MOTOR
AN ATTACHMENT
i01631480 SEBP6446
1917516 SWIVEL GP Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-8051 [3] PLUG  
2. 146-4875 [1] SEAL-BACK UP  
3. 146-4877 [1] SEAL-DUST  
4. 169-1134 [1] FLANGE  
5. 169-1135 [1] RING  
6. 193-5330 [7] SEAL AS  
7. 221-0936 [1] SHAFT  
8. 221-0937 [1] HOUSING  
9. 221-0938 [1] PIN  
10. 095-1623 [1] SEAL-O-RING  
11. 095-1710 [1] SEAL-O-RING  
12. 095-1713 [1] SEAL-O-RING  
13. 095-7951 [1] RING-RETAINING  
14. 095-9397 [4] LOCKWASHER  
15. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
 

#SEBP64460173
 

367-1050: TANK & FILTER GP-HYDRAULIC

367-1050 TANK & FILTER GP-HYDRAULIC
PART OF 367-0936 TANK & MTG GP-HYDRAULIC
i04629815 SEBP6446
3671050 TANK & FILTER GP-HYDRAULIC Parts scheme 3671050 TANK & FILTER GP-HYDRAULIC Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4I-3745 [1] CAP-PRESSURE (HYDRAULIC TANK)  
2. 093-5537 [1] VALVE AS-CHECK (HYDRAULIC TANK)  
3. 225-3697 [1] SPRING  
4. 265-8631 [1] COVER AS  
5. 265-8632 [1] COVER  
6. 265-8677 [1] VALVE AS-PRESSURE (HYDRAULIC OIL)  
7. 285-1951 [1] STRAINER-SUCTION (HYDRAULIC TANK)  
8. 304-7196 [1] FILTER ELEMENT-OIL (HYDRAULIC)  
9. 347-6081 Y [1] GAUGE GP-SIGHT (HYDRAULIC OIL LEVEL)  
10. 367-1051 [1] TANK AS-HYDRAULIC  
11. 095-1717 [2] SEAL-O-RING  
12. 148-8410 [1] PLUG AS  
  2M-9780 [1] SEAL-O-RING  
  9S-4190 [1] PLUG-O-RING (7/8-14-THD)  
13. 6D-3479 [1] CLIP  
14. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
15. 8T-4136 M [8] BOLT (M10X1.5X25-MM)  
16. 7Y-1976 E HOSE-WATER (108-CM)  
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460174
 

367-0936: TANK & MTG GP-HYDRAULIC

367-0936 TANK & MTG GP-HYDRAULIC
PART OF 393-1274 HYDRAULIC AR
i04629813 SEBP6446
3670936 TANK & MTG GP-HYDRAULIC Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 367-1050 Y [1] TANK & FILTER GP-HYDRAULIC  
2. 7X-7729 [4] WASHER (11X25X3-MM THK)  
3. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460175
 

382-2561: VALVE & MOUNTING GP

382-2561 VALVE & MOUNTING GP -ALTERNATE PATTERN CONTROL
PART OF 391-8642 VALVE AR-ALT PATTERN CONTROL
AN ATTACHMENT
i04958452 SEBP6446
3822561 VALVE & MOUNTING GP Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 268-3579 Y [1] VALVE GP-PILOT (ALTERNATE PATTERN CONTROL)  
2. 311-3072 [1] CONNECTOR AS  
3. 353-4402 [3] ADAPTER AS  
4. 393-8688 [1] BRACKET AS  
5. 148-8325 [4] CONNECTOR AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  4J-5477 [1] SEAL-O-RING  
  6V-8641 [1] CONNECTOR  
6. 148-8351 [8] ELBOW AS  
    (EACH INCLUDES)
  4J-5477 [1] SEAL-O-RING  
  6V-9849 [1] ELBOW  
7. 148-8368 [7] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  4J-5477 [1] SEAL-O-RING  
  6V-8627 [1] ELBOW  
8. 150-3033 [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  4J-5477 [1] SEAL-O-RING  
  8T-0164 [1] ELBOW  
9. 150-3065 [2] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-0484 [1] ELBOW  
10. 165-4931 [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  6V-8077 [1] ELBOW  
11. 5P-4116 [2] WASHER-HARD (8.8X20.5X2-MM THK)  
12. 7X-7729 [3] WASHER (11X25X3-MM THK)  
13. 8T-4136 M [3] BOLT (M10X1.5X25-MM)  
14. 8T-4189 M [1] BOLT (M8X1.25X20-MM)  
15. 8T-4908 M [1] BOLT (M8X1.25X25-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460176
 

393-8705: VALVE & MTG GP-BANK

393-8705 VALVE & MTG GP-BANK
PART OF 383-5976 BLADE AR-STRAIGHT
AN ATTACHMENT
i05015970 SEBP6446
3938705 VALVE & MTG GP-BANK Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 381-1119 [1] SUPPORT AS  
  7T-1099 [1] LINK  
  8T-3490 M [2] NUT-WELD (M10X1.5-THD)  
2. 392-8321 Y [1] VALVE GP-MAIN CONTROL (STRAIGHT BLADE)  
3. 7X-7729 [4] WASHER (11X25X3-MM THK)  
4. 8T-4121 [5] WASHER-HARD (11X21X2.5-MM THK)  
5. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
6. 8T-4191 M [1] BOLT (M10X1.5X16-MM)  
7. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460177
 

356-4545: VALVE & MTG GP-PILOT

356-4545 VALVE & MTG GP-PILOT -TRAVEL
PART OF 383-5951 CHASSIS AR
Type 1
i04019552 SEBP6446
3564545 VALVE & MTG GP-PILOT Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 356-3823 Y [1] VALVE GP-PILOT (WITH SHUTTLE)(TRAVEL)  
2. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
3. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460178
 

356-4545: VALVE & MTG GP-PILOT

356-4545 VALVE & MTG GP-PILOT -TRAVEL
PART OF 383-5951 CHASSIS AR
Type 2
i05357679 SEBP6446
3564545 VALVE & MTG GP-PILOT Parts scheme
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 416-2294 CY [1] VALVE GP-PILOT (TRAVEL)  
2. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
3. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP64460179
 

391-8642: VALVE AR-ALT PATTERN CONTROL

391-8642 VALVE AR-ALT PATTERN CONTROL
CANNOT BE USED WITH @@@@@391-8641@@@@@
AN ATTACHMENT
i05008826 SEBP6446
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Parts for your 304E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  392-7733 Y [1] FILM GP (4-WAY)  
  391-2482 Y [1] LINES GP-PILOT (ALTERNATE PATTERN CONTROL)  
  391-8644 Y [1] LINES GP-PILOT (SHOVEL CRANE)  
  382-2561 Y [1] VALVE & MOUNTING GP (ALTERNATE PATTERN CONTROL)  
  Y   SEPARATE ILLUSTRATION
 

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}
Specifications
Main Hydraulic Pump
303.5E CR, 304E CR, 305.5E CR and 305E CR Mini Hydraulic Excavators Machine System Specifications
Tool Operating Manual
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}
Systems Operation
Main Hydraulic Pump
303.5E CR, 304E CR, 305.5E CR and 305E CR Mini Hydraulic Excavators Hydraulic System
Pump Control (Main Hydraulic)
303.5E CR, 304E CR, 305.5E CR and 305E CR Mini Hydraulic Excavators Hydraulic System
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}
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
Main Hydraulic Pump Air - Purge
303.5E CR, 304E CR, 305E CR and 305.5E CR Mini Hydraulic Excavators Hydraulic System
Swing Speed and Overswing on Level Ground - Check
303.5E CR, 304E CR, 305E CR and 305.5E CR Mini Hydraulic Excavators Hydraulic System
Swing Speed and Swing Drift on a Slope - Check
303.5E CR, 304E CR, 305E CR and 305.5E CR Mini Hydraulic Excavators Hydraulic System
Main Pump (Flow) - Test
303.5E CR, 304E CR, 305E CR and 305.5E CR Mini Hydraulic Excavators Hydraulic System
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}
Bench Test Procedure for Hydraulic Piston Pumps {5070, 5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070, 5070}
Disassembly and Assembly
Main Hydraulic Pump - Disassemble
303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Remove
303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Install
303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Assemble
303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Service Magazine
A New Hydraulic Pump Coupling Is Now Used on Certain E Series Mini Hydraulic Excavators {5070}
A New Hydraulic Pump Coupling Is Now Used on Certain E Series Mini Hydraulic Excavators {5070}

Caterpillar Parts SIS Catalog 304E :

PUMP & MTG GP-MAIN HYDRAULIC
376-2013 PUMP & MTG GP-MAIN HYDRAULIC
PLANETARY GP-SWING DRIVE
280-2355 PLANETARY GP-SWING DRIVE
MOTOR GP-SWING
281-3052 MOTOR GP-SWING
MOTOR & MTG GP-SWING
265-8752 MOTOR & MTG GP-SWING
MANIFOLD GP-CONTROL
274-4199 MANIFOLD GP-CONTROL
LINES GP-TRAVEL MOTOR
344-8863 LINES GP-TRAVEL MOTOR
LINES GP-SWING MOTOR
379-4702 LINES GP-SWING MOTOR
LINES GP-SWING CYLINDER
379-4704 LINES GP-SWING CYLINDER
PUMP GP-PISTON
416-5057 PUMP GP-PISTON
SWIVEL GP
191-7516 SWIVEL GP
TANK & FILTER GP-HYDRAULIC
367-1050 TANK & FILTER GP-HYDRAULIC
TANK & MTG GP-HYDRAULIC
367-0936 TANK & MTG GP-HYDRAULIC
VALVE & MOUNTING GP
382-2561 VALVE & MOUNTING GP
VALVE & MTG GP-BANK
393-8705 VALVE & MTG GP-BANK
VALVE & MTG GP-PILOT
356-4545 VALVE & MTG GP-PILOT
VALVE & MTG GP-PILOT
356-4545 VALVE & MTG GP-PILOT
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