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178-3713 CYLINDER GP-COUPLER S/N JXR1-UP 50.8-MM (2-IN) BORE X 80.5-MM (3.2-IN) STROKE PART OF 369-1461 LINES GP-COUPLER AN ATTACHMENT 444F




HYDRAULIC SYSTEM

CYLINDER GP
 

#SEBP59640400
 

178-3713: CYLINDER GP-COUPLER

178-3713 CYLINDER GP-COUPLER
S/N JXR1-UP
50.8-MM (2-IN) BORE X 80.5-MM (3.2-IN) STROKE
PART OF 369-1461 LINES GP-COUPLER
AN ATTACHMENT
i02737433 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 178-3893 [2] ROD  
   
    AVAILABLE REPAIR KIT(S):
  180-9872 [1] KIT-SEAL (COUPLER CYLINDER)  
    (INCLUDES LOCKNUTS, TEFLON PISTON SEALS, PISTON O-RINGS, O-RING SEALS, BACKUP RINGS,
    SQUARE WIRE RETAINERS, WIPER SEAL, INSTALLATION RING & U-CUP SEALS)
 

#SEBP59640401
 

361-1139: CYLINDER GP-COUPLER

361-1139 CYLINDER GP-COUPLER
S/N JXR1-UP
31.8-MM(1.25-IN)BORE X 30-MM(1.2-IN)STROKE
PART OF 361-1137 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i04805603 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 125-8665 M [1] SCREW-FLAT HEAD (M6X1X16.7-MM)  
2. 361-1127 [1] ROD AS  
3. 361-1128 [1] SEAL  
4. 361-1129 [1] PISTON  
5. 361-1131 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED "J" IN GRAPHIC)
6. 361-1132 [1] VALVE GP-CHECK (HYDRAULIC CONTROL LOCK)  
  112-5282 [1] SEAL-O-RING  
  214-7654 [1] SEAL-O-RING  
  215-3277 [1] SEAL-O-RING  
7. 361-1140 [1] PISTON  
8. 192-7507 [2] SEAL-O-RING  
9. 8C-6430 M [2] SCREW-FLAT HEAD (M6X1X30-MM)  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
  M   METRIC PART
 

#SEBP59640402
 

455-5975: CYLINDER GP-COUPLER

455-5975 CYLINDER GP-COUPLER
S/N JXR1-UP
31.8-MM (1.3-IN) BORE X 30-MM (1.2-IN) STROKE
PART OF 361-1137 LOCK GP-QUICK COUPLER
AN ATTACHMENT
i05984601 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 361-1127 [1] ROD AS  
2. 361-1128 [1] SEAL  
3. 361-1129 [1] PISTON  
4. 216-9060 [1] PLUG  
5. 361-1132 Y [1] VALVE GP-CHECK (HYDRAULIC CONTROL LOCK)  
6. 361-1140 [1] PISTON  
   
    AVAILABLE REPAIR KIT(S):
  361-1131 [1] KIT-SEAL  
    (INCLUDES PARTS MARKED 'J' IN THE GRAPHIC)
  Y   SEPARATE ILLUSTRATION
 

#SEBP59640403
 

374-8059: CYLINDER GP-LIFT

374-8059 CYLINDER GP-LIFT -LH
S/N JXR1-UP
90-MM(3.54-IN)BORE X 740-MM(29.2-IN)STROKE
PART OF 340-1702 LOADER AR
i04985536 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 434-8904 [1] HOUSING AS-CYLINDER  
1A. 436-8720 [1] BUSHING  
2. 434-8905 [1] ROD AS  
2A. 436-8719 [1] BUSHING  
3. 434-8907 [1] PISTON  
4. 434-8908 J [1] RING-WIPER  
5. 434-8910 J [1] SEAL-ROD  
6. 434-8911 J [1] SEAL-O-RING  
7. 436-8715 J [1] SEAL  
8. 436-8716 J [1] SEAL-O-RING  
9. 436-8717 J [1] SEAL-PISTON  
10. 436-8718 J [2] RING-WEAR  
11. 436-8722 [1] HEAD AS  
12. 436-8735 [1] NUT (M50X1.5-THD)  
   
    AVAILABLE REPAIR KIT(S):
  436-8721 J [1] KIT-SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP59640404
 

374-8060: CYLINDER GP-LIFT

374-8060 CYLINDER GP-LIFT -RH
S/N JXR1-UP
90-MM(3.54-IN)BORE X 740-MM(29.2-IN) STROKE
PART OF 340-1702 LOADER AR
i04985552 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 434-8905 [1] ROD AS  
1A. 436-8719 [1] BUSHING  
2. 434-8907 [1] PISTON  
3. 434-8908 J [1] RING-WIPER  
4. 434-8910 J [1] SEAL-ROD  
5. 434-8911 J [1] SEAL-O-RING  
6. 436-8715 J [1] SEAL  
7. 436-8716 J [1] SEAL-O-RING  
8. 436-8717 J [1] SEAL-PISTON  
9. 436-8718 J [2] RING-WEAR  
10. 436-9733 [1] HOUSING AS-CYLINDER  
10A. 436-8720 [1] BUSHING  
11. 436-8735 [1] NUT (M50X1.5-THD)  
12. 436-8722 [1] HEAD AS  
   
    AVAILABLE REPAIR KIT(S):
  436-8721 J [1] KIT-SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP59640405
 

226-5540: CYLINDER GP-MULTIPURPOSE BUKT

226-5540 CYLINDER GP-MULTIPURPOSE BUKT
S/N JXR1-UP
76-MM (2.99-IN) BORE X 262-MM (10.31-IN) STROKE
PART OF 320-9941, 350-1576, 350-1579, 350-1582 BUCKET AR-MULTIPURPOSE, 337-7426, 337-7431, 337-7480, 536-0021, 536-0027, 536-0028, 536-0034 BUCKET GP-MULTIPURPOSE
AN ATTACHMENT
i02983289 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
2. 9S-8004 [2] PLUG (9/16-18-THD)  
3. 3J-1907 [2] SEAL-O-RING  
4. 9T-4007 [2] BEARING  
   
    AVAILABLE REPAIR KIT(S):
  230-9357 [1] KIT-SEAL (BUCKET CYLINDER)  
    (INCLUDES WIPER SEAL, O-RINGS, MOISTURE EXCLUDER, POLYPAK, WEAR RINGS, O-RING LOADER & PISTON RING))
 

#SEBP59640406
 

320-5938: CYLINDER GP-STABILIZER

320-5938 CYLINDER GP-STABILIZER
S/N JXR1-UP
70-MM (2.75-IN) BORE X 700-MM (27.55-IN) STROKE
PART OF 340-1695 CHASSIS AR
FIELD REPLACEMENT ORDER @@@@@510-7949@@@@@
i03693801 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 324-0496 [1] HEAD AS  
1A. 323-2465 J [1] BUSHING  
  338-2412 [1] SEAL-WIPER  
  338-2442 J [1] SEAL-U-CUP  
  340-9308 J [1] SEAL-O-RING  
2. 324-0498 [1] PISTON AS  
  161-7145 J [1] SEAL-PISTON  
  340-6272 J [2] RING-WEAR  
  340-9311 J [1] SEAL-O-RING  
3. 324-0505 [1] ROD AS-HYDRAULIC CYLINDER  
4. 324-0516 [1] CYLINDER AS-HYDRAULIC  
5. 350-3842 M [2] SETSCREW (M8X1.25X12.3-MM)  
6. 6V-8397 [2] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  501-6692 J [1] KIT-HYD CYLINDER SEAL (STABILIZER CYLINDER)  
    (ALSO INCLUDES SEAL-WIPER)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP59640407
 

510-7949: CYLINDER GP-STABILIZER

510-7949 CYLINDER GP-STABILIZER
S/N JXR1-UP
70-MM (2.75-IN) BORE X 700-MM (27.55-IN) STROKE
FIELD REPLACEMENT FOR @@@@@320-5938@@@@@
i06943343 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 324-0498 [1] PISTON AS  
  161-7145 J [1] SEAL-PISTON  
  324-0497 [1] PISTON  
  340-6272 J [2] RING-WEAR  
  340-9311 J [1] SEAL-O-RING  
2. 324-0505 [1] ROD AS-HYDRAULIC CYLINDER  
3. 324-0516 [1] CYLINDER AS-HYDRAULIC  
4. 350-3842 M [2] SETSCREW (M8X1.25X12.3-MM)  
5. 494-4313 Y [1] HEAD GP-HYDRAULIC CYLINDER  
6. 6V-8397 [2] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  501-6692 J [1] KIT-HYD CYLINDER SEAL (STABILIZER CYLINDER)  
    (ALSO INCLUDES SEAL-O-RINGS, BEARING WEAR & SEAL-U-CUP)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP59640408
 

320-5935: CYLINDER GP-STICK

320-5935 CYLINDER GP-STICK
S/N JXR1-UP
70-MM (2.75-IN) BORE X 1050-MM (41.35-IN) STROKE
PART OF 324-0550, 324-0551 STICK GP-EXTENDABLE
FIELD REPLACEMENT ORDER @@@@@510-7948@@@@@
AN ATTACHMENT
i03693945 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-8398 [1] SEAL-O-RING  
2. 324-0436 [1] ROD AS  
3. 324-0496 [1] HEAD AS  
3A. 323-2465 J [1] BUSHING  
  324-0442 [1] CYLINDER HEAD  
  338-2412 [1] SEAL-WIPER  
  338-2442 J [1] SEAL-U-CUP  
  340-9308 J [1] SEAL-O-RING  
4. 324-0498 [1] PISTON AS  
  161-7145 J [1] SEAL-PISTON  
  340-6272 J [2] RING-WEAR  
  324-0497 [1] PISTON  
  340-9311 J [1] SEAL-O-RING  
5. 324-0501 [1] CYLINDER AS  
  334-9278 [1] TUBE AS  
6. 350-3842 M [2] SETSCREW (M8X1.25X12.3-MM)  
   
  501-6692 FJ [1] KIT-HYD CYLINDER SEAL (EXTENDABLE STICK)  
  478-4173 F [1] SEAL-WIPER  
  F   NOT SHOWN
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP59640409
 

320-6521: CYLINDER GP-STICK

320-6521 CYLINDER GP-STICK
S/N JXR1-UP
120-MM (4.7-IN) BORE X 677-MM (26.7-IN) STROKE
PART OF 340-1736, 340-1737 BACKHOE AR-EXTENDABLE STICK, 340-1735 BACKHOE AR-STANDARD STICK
Type 1
FIELD REPLACEMENT ORDER @@@@@510-7955@@@@@
AN ATTACHMENT
i03695660 SEBP5964
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Parts for your 444F BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-8398 [1] SEAL-O-RING  
2. 324-0367 [1] CYLINDER HEAD AS  
2A. 323-2474 J [1] BUSHING  
  338-2416 J [1] SEAL-WIPER  
  338-2446 J [1] SEAL-U-CUP  
  340-9322 J [1] SEAL-O-RING  
3. 324-0369 [1] PISTON AS  
  340-6339 J [1] SEAL-PISTON  
  340-9314 J [1] SEAL-O-RING  
  343-8053 J [2] RING-WEAR  
4. 324-0406 [1] ROD AS  
4A. 331-1520 [1] BEARING  
5. 324-0417 [1] CYLINDER AS  
5A. 215-1906 [2] BUSHING  
6. 350-3842 M [2] SETSCREW (M8X1.25X12.3-MM)  
7. 7J-9108 [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  324-0398 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

Information:

Tool Operating Manual
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}

Caterpillar Parts SIS Catalog 444F :

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