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270-7290 CYLINDER GP-STABILIZER -LH S/N RBA1-UP 115-MM (4.5-IN) BORE X 595-MM (23.4-IN) STROKE PART OF 254-0170 HYDRAULIC AR 450E


HYDRAULIC SYSTEM
CYLINDER GP
DRIVE GP
VALVE GP-BANK
FILTER GP
FITTING GP
HYDRAULIC GP

BACKHOE LOADER 450E BACKHOE LOADER RBA
 450E Backhoe Loader RBA00001-UP (MACHINE) POWERED BY C4.4 Engine SEBP5905 450E RBA   (2011)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-EXTENDABLE STICK
270-7288 CYLINDER GP-EXTENDABLE STICK
CYLINDER GP-LIFT
125-7895 CYLINDER GP-LIFT
CYLINDER GP-STABILIZER
270-7290 CYLINDER GP-STABILIZER
CYLINDER GP-STABILIZER
270-7291 CYLINDER GP-STABILIZER
CYLINDER GP-STICK
270-7286 CYLINDER GP-STICK
CYLINDER GP-SWING
297-4896 CYLINDER GP-SWING
 

#SEBP59050230
 

270-7290: CYLINDER GP-STABILIZER

270-7290 CYLINDER GP-STABILIZER -LH
S/N RBA1-UP
115-MM (4.5-IN) BORE X 595-MM (23.4-IN) STROKE
PART OF 254-0170 HYDRAULIC AR
i04128990 SEBP5905
2707290 CYLINDER GP-STABILIZER Parts scheme
  For full view, you need register

Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 352-3613 [1] PISTON  
2. 266-9976 [1] HEAD  
3. 279-6596 [1] CYLINDER AS  
  9R-0139 [2] BUSHING  
  6V-8398 [1] SEAL-O-RING  
4. 279-6599 [1] ROD AS  
4A. 311-8710 [2] BUSHING  
5. 146-0742 [1] RING-WEAR  
6. 146-0744 [1] RING-WEAR  
7. 167-2204 [1] SEAL AS-BUFFER  
8. 167-2314 [1] SEAL-U-CUP  
9. 175-7902 [1] SEAL-O-RING  
10. 1K-7095 [1] RING-BACKUP  
11. 227-1148 [1] SEAL-WIPER  
12. 146-0743 [1] SEAL-PISTON  
13. 2H-3928 [1] SEAL-O-RING  
14. 5J-5731 [1] LOCKNUT (1-3/4-12-THD)  
 

#SEBP59050231
 

270-7291: CYLINDER GP-STABILIZER

270-7291 CYLINDER GP-STABILIZER -RH
S/N RBA1-UP
115-MM (4.5-IN) BORE X 595-MM (23.4-IN) STROKE
PART OF 254-0170 HYDRAULIC AR
i04129009 SEBP5905
2707291 CYLINDER GP-STABILIZER Parts scheme
  For full view, you need register

Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 352-3613 [1] PISTON  
2. 266-9976 [1] HEAD  
3. 279-6599 [1] ROD AS  
3A. 311-8710 [2] BUSHING  
4. 279-6602 [1] CYLINDER AS  
4A. 9R-0139 [2] BUSHING  
  6V-8398 [1] SEAL-O-RING  
5. 146-0742 J [1] RING-WEAR  
6. 146-0744 J [1] RING-WEAR  
7. 167-2204 J [1] SEAL AS-BUFFER  
8. 167-2314 J [1] SEAL-U-CUP  
9. 175-7902 J [1] SEAL-O-RING  
10. 1K-7095 J [1] RING-BACKUP  
11. 227-1148 J [1] SEAL-WIPER  
12. 146-0743 [1] SEAL-PISTON  
13. 2H-3928 J [1] SEAL-O-RING  
14. 5J-5731 [1] LOCKNUT (1-3/4-12-THD)  
   
    AVAILABLE REPAIR KIT(S):
  324-7165 J [1] KIT-SEAL (STABILIZER)  
    (ALSO INCLUDES SEAL AS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP59050232
 

270-7286: CYLINDER GP-STICK

270-7286 CYLINDER GP-STICK
S/N RBA1-UP
140-MM (5.5-IN) BORE X 705-MM (27.7-IN) STROKE
PART OF 254-0180 BACKHOE AR-EXTENDABLE STICK, 254-0175 BACKHOE AR-STANDARD STICK
AN ATTACHMENT
i04141029 SEBP5905
2707286 CYLINDER GP-STICK Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 277-7263 [1] CYLINDER AS-HYDRAULIC  
1A. 311-8712 [2] BUSHING  
  203-7807 [1] ELBOW  
  7J-9108 [1] SEAL-O-RING  
2. 277-7267 [1] ROD AS  
2A. 278-0254 [2] BUSHING  
3. 277-7269 [1] HEAD  
4. 277-7270 [1] PISTON  
5. 167-2243 J [1] SEAL AS-BUFFER  
6. 167-2343 J [1] SEAL-U-CUP  
7. 186-5148 J [1] RING-WEAR  
8. 233-0637 J [1] SEAL-WIPER  
9. 316-2517 J [1] SEAL-O-RING  
10. 316-2516 J [1] SEAL-O-RING  
11. 2K-2961 [1] RING-BACKUP  
12. 4J-4606 J [1] RING-WEAR  
13. 5J-3488 [1] LOCKNUT (2-1/4-12-THD)  
14. 9X-3598 J [1] SEAL AS  
   
    AVAILABLE REPAIR KIT(S):
  327-8267 J [1] KIT-HYDRAULIC CYLINDER SEAL  
    (ALSO INCLUDES BACKUP RING)
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP59050233
 

297-4896: CYLINDER GP-SWING

297-4896 CYLINDER GP-SWING
S/N RBA1-UP
100-MM (3.94-IN) BORE X 289-MM (11.4-IN) STROKE
PART OF 254-0170 HYDRAULIC AR
i04129013 SEBP5905
2974896 CYLINDER GP-SWING Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
2. 3N-5739 [1] SPRING  
3. 102-3582 [1] WASHER (11X19.5X2.5-MM THK)  
4. 233-0619 J [1] SEAL-WIPER  
5. 233-2589 J [1] RING-WEAR  
6. 233-2613 [1] BEARING  
7. 269-0388 [1] HEAD  
8. 269-0389 [1] PISTON  
9. 287-2046 [1] PLUNGER  
10. 297-4897 [1] CYLINDER AS-HYDRAULIC  
10A. 9T-2883 [2] BEARING  
11. 297-4900 [1] ROD AS  
11A. 274-4274 [1] BUSHING  
12. 140-7649 J [1] SEAL-PISTON  
13. 167-2183 J [1] SEAL AS-BUFFER  
14. 167-2303 J [1] SEAL-U-CUP  
15. 2K-6830 J [1] RING-BACKUP  
16. 2Y-5821 [1] RING  
17. 3E-6735 J [1] SEAL-O-RING  
18. 9X-4611 J [1] SEAL-O-RING  
19. 9X-6611 M [1] SETSCREW-SOCKET (M10X1.5X16-MM)  
   
    AVAILABLE REPAIR KIT(S):
  449-9718 J [1] KIT-HYD CYLINDER SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP59050234
 

100-7844: CYLINDER GP-TILT

100-7844 CYLINDER GP-TILT
S/N RBA1-UP
101.6-MM (4-IN) BORE X 677-MM (26.6-IN) STROKE
PART OF 254-0140 LOADER AR
i04142571 SEBP5905
1007844 CYLINDER GP-TILT Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 173-9683 M [1] BOLT (M30X3.5X90-MM)  
2. 3S-7023 [1] WASHER (34X57X6-MM THK)  
3. 6J-2797 J [1] RING-WEAR  
4. 5J-5402 J [1] SEAL AS  
5. 9T-3133 [1] PISTON  
6. 105-4822 [1] CYLINDER AS  
  9T-3165 [2] BEARING  
7. 175-7900 J [1] SEAL-O-RING  
8. 2K-6830 J [1] RING-BACKUP  
9. 6E-0775 [1] HEAD AS  
10. 100-7846 [1] ROD AS  
  9R-0162 [1] BUSHING  
  9R-3700 [1] BUSHING  
11. 308-1845 JL [1] SEAL-WIPER  
12. 289-2946 JL [1] SEAL-U-CUP  
13. 289-2935 JL [1] SEAL AS-BUFFER  
14. 4T-5613 JL [1] RING-WEAR  
   
    AVAILABLE REPAIR KIT(S):
  233-9205 J [1] KIT-SEAL (CYLINDER ONE)  
    (ALSO INCLUDES O-RING SEAL & BACKUP RING)
  233-9207 L [1] KIT-SEAL (CYLINDER TWO)  
    (ALSO INCLUDES SEAL AS, WEAR RING, HEAD SEAL & O-RING SEAL)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP59050235
 

112-1826: DRIVE & MTG GP-PUMP

112-1826 DRIVE & MTG GP-PUMP
S/N RBA1-UP
PART OF 254-0130 POWER TRAIN AR
i00487466 SEBP5905
1121826 DRIVE & MTG GP-PUMP Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-9405 M [4] BOLT-SOCKET HEAD (M4X0.7X16-MM)  
2. 9U-8886 [1] RING-SEAL  
3. 115-1918 [1] PLATE  
4. 117-3534 [1] ADAPTER  
5. 274-4555 [1] HUB  
6. 128-5596 Y [1] SHAFT GP-PUMP DRIVE  
7. 175-7904 [1] SEAL-O-RING  
8. 8T-4122 [2] WASHER-HARD (17X32X3.5-MM THK)  
9. 8T-7338 M [2] BOLT (M16X2X45-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP59050236
 

245-8769: FASTENER GP-VALVE

245-8769 FASTENER GP-VALVE -BANK
S/N RBA1-UP
PART OF 254-0188, 346-1232 VALVE AR-BANK 2, 254-0189, 346-1233 VALVE AR-BANK 3
AN ATTACHMENT
i03799038 SEBP5905
2458769 FASTENER GP-VALVE Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4121 [3] WASHER-HARD (11X21X2.5-MM THK)  
2. 8T-4186 M [3] BOLT (M10X1.5X40-MM)  
  M   METRIC PART
 

#SEBP59050237
 

307-9799: FILTER GP-OIL

307-9799 FILTER GP-OIL
S/N RBA1-UP
PART OF 254-0170 HYDRAULIC AR
i04129029 SEBP5905
3079799 FILTER GP-OIL Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 207-5035 [1] FILTER ELEMENT AS-OIL (ULTRA HIGH EFFICIENCY)(HYDRAULIC)  
2. 148-8406 [1] PLUG AS  
  7M-8485 [1] SEAL-O-RING  
  9S-9334 [1] PLUG (1-5/16-12-THD)(STRAIGHT THREAD O-RING)  
3. 164-6709 [1] PLUG AS (STORAGE)  
  3J-1907 [1] SEAL-O-RING  
  5F-9144 [1] SEAL-O-RING  
4. 6V-9830 [2] CAP (ORFS)(RIDE CONTROL)  
5. 8C-3446 [1] VALVE-SAMPLING (HYDRAULIC OIL)  
6. 8C-3451 [1] CAP-DUST (HYDRAULIC OIL)(HYDRAULIC OIL)  
 

#SEBP59050238
 

132-8769: FITTING GP-HYDRAULIC

132-8769 FITTING GP-HYDRAULIC -QUICK DISCONNECT
S/N RBA1-UP
FOR USE WITH HYDRAULIC ATTACHMENTS
AN ATTACHMENT
i00498765 SEBP5905
1328769 FITTING GP-HYDRAULIC Parts scheme
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Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 106-0406 [1] FITTING (QUICK DISCONNECT, MALE)  
2. 106-0401 [1] FITTING (QUICK DISCONNECT, FEMALE)  
 

#SEBP59050239
 

254-0170: HYDRAULIC AR

254-0170 HYDRAULIC AR
S/N RBA1-UP
PART OF 368-0572 COMMON AR
i04101049 SEBP5905
  For full view, you need register

Parts for your 450E BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  254-0125 Y [1] CONTROL AR-RIDE  
  270-7290 Y [1] CYLINDER GP-STABILIZER (LH)  
  270-7291 Y [1] CYLINDER GP-STABILIZER (RH)  
  297-4896 Y [2] CYLINDER GP-SWING  
  307-9799 Y [1] FILTER GP-OIL  
  216-5332 Y [1] LINES GP-DRAIN  
  289-3280 Y [1] LINES GP-PILOT  
  254-0151 Y [1] LINES GP-SWING  
  254-0163 Y [1] MOUNTING GP-PUMP  
  280-7873 Y [1] PUMP GP-GEAR  
  270-1590 Y [1] PUMP GP-METERING (HMU)  
  269-9336 Y [1] PUMP GP-PISTON  
  254-0169 Y [1] TANK & MTG GP-HYDRAULIC  
  Y   SEPARATE ILLUSTRATION
 

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 450E :

CYLINDER GP-LIFT
125-7895 CYLINDER GP-LIFT
CYLINDER GP-EXTENDABLE STICK
270-7288 CYLINDER GP-EXTENDABLE STICK
CYLINDER GP-BOOM
270-7285 CYLINDER GP-BOOM
CYLINDER GP-BACKHOE BUCKET
270-7287 CYLINDER GP-BACKHOE BUCKET
254-0125 CONTROL AR-RIDE
254-0160 CONTROL AR-BACKHOE
254-0159 CONTROL AR-BACKHOE
254-0157 CONTROL AR-BACKHOE
CYLINDER GP-STABILIZER
270-7291 CYLINDER GP-STABILIZER
CYLINDER GP-STICK
270-7286 CYLINDER GP-STICK
CYLINDER GP-SWING
297-4896 CYLINDER GP-SWING
CYLINDER GP-TILT
100-7844 CYLINDER GP-TILT
DRIVE & MTG GP-PUMP
112-1826 DRIVE & MTG GP-PUMP
FASTENER GP-VALVE
245-8769 FASTENER GP-VALVE
FILTER GP-OIL
307-9799 FILTER GP-OIL
FITTING GP-HYDRAULIC
132-8769 FITTING GP-HYDRAULIC

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