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178-3713 CYLINDER GP-COUPLER S/N BLN4544-10299 50.8-MM (2-IN) BORE X 80.5-MM (3.17-IN) STROKE PART OF 122-6404 CYLINDER & MTG GP-COUPLER AN ATTACHMENT 420D


HYDRAULIC SYSTEM
CYLINDER GP

BACKHOE LOADER 420D BACKHOE LOADER BLN
 420D Backhoe Loader BLN04544-10299 (MACHINE) POWERED BY 3054 Engine SEBP3510 420D BLN   (1999)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BACKHOE BUCKET
191-7839 CYLINDER GP-BACKHOE BUCKET
CYLINDER GP-BOOM
206-3630 CYLINDER GP-BOOM
CYLINDER GP-COUPLER
178-3713 CYLINDER GP-COUPLER
155-6586 CYLINDER GP-EXTENDABLE STICK
CYLINDER GP-EXTENDABLE STICK
191-7725 CYLINDER GP-EXTENDABLE STICK
CYLINDER GP-LIFT
192-3791 CYLINDER GP-LIFT
 

#SEBP35100360
 

178-3713: CYLINDER GP-COUPLER

178-3713 CYLINDER GP-COUPLER
S/N BLN4544-10299
50.8-MM (2-IN) BORE X 80.5-MM (3.17-IN) STROKE
PART OF 122-6404 CYLINDER & MTG GP-COUPLER
AN ATTACHMENT
i01438120 SEBP3510
1783713 CYLINDER GP-COUPLER Parts scheme
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Parts for your 420D 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)
 

#SEBP35100361
 

155-6586: CYLINDER GP-EXTENDABLE STICK

155-6586 CYLINDER GP-EXTENDABLE STICK
S/N BLN4544-10299
76.2-MM (3-IN) BORE X 1067-MM (42.01-IN) STROKE
PART OF 184-6786 STICK GP-EXTENDABLE
AN ATTACHMENT
i01658016 SEBP3510
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  191-7725 Y [1] CYLINDER GP-EXTENDABLE STICK  
    S/N BLN4544-10299
  162-2351 Y [1] LINES GP-EXTENDABLE STICK  
  Y   SEPARATE ILLUSTRATION
 

#SEBP35100362
 

191-7725: CYLINDER GP-EXTENDABLE STICK

191-7725 CYLINDER GP-EXTENDABLE STICK
S/N BLN4544-10299
76.2-MM (3-IN) BORE X 1067-MM (42.01-IN) STROKE
PART OF 155-6586 CYLINDER GP-EXTENDABLE STICK
AN ATTACHMENT
i01586761 SEBP3510
1917725 CYLINDER GP-EXTENDABLE STICK Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-2212 [1] PISTON  
2. 164-7176 [1] ROD AS  
3. 191-7727 [1] CYLINDER AS  
  6V-8398 [1] SEAL-O-RING  
4. 167-2186 [1] SEAL AS-BUFFER  
5. 167-2294 [1] SEAL-U-CUP  
6. 226-8202 [1] SEAL-WIPER  
7. 173-9779 M [1] BOLT (M24X3X80-MM)  
8. 175-7896 [1] SEAL-O-RING  
9. 191-6159 [1] HEAD  
10. 4T-6780 [1] RING-WEAR  
11. 5H-8848 [1] SEAL-O-RING  
12. 6J-1972 [1] SEAL AS  
13. 6J-5731 [1] RING-BACKUP  
14. 6J-5733 [1] RING-WEAR  
15. 6V-8237 [1] WASHER (26X44X4-MM THK)  
  M   METRIC PART
 

#SEBP35100363
 

192-3791: CYLINDER GP-LIFT

192-3791 CYLINDER GP-LIFT
S/N BLN4544-10299
85-MM (3.35-IN) BORE X 699.2-MM (27.53-IN) STROKE
PART OF 184-7958 HYDRAULIC AR
i01564099 SEBP3510
1923791 CYLINDER GP-LIFT Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 119-2110 [1] ROD AS  
1A. 9R-0321 [2] BUSHING  
2. 185-1502 [1] PISTON  
3. 192-3792 [1] CYLINDER AS  
3A. 9R-0153 [2] BUSHING  
3B. 7J-9108 [1] SEAL-O-RING  
4. 192-3849 [1] HEAD  
5. 141-0711 J [1] RING-WEAR  
6. 289-2935 J [1] SEAL AS-BUFFER  
7. 289-2946 J [1] SEAL-U-CUP  
8. 308-1845 J [1] SEAL-WIPER  
9. 173-9683 M [1] BOLT (M30X3.5X90-MM)  
10. 184-1687 J [1] SEAL AS  
11. 1H-7339 J [1] SEAL-O-RING  
12. 2H-6338 J [1] SEAL-O-RING  
13. 4T-5613 J [1] RING-WEAR  
14. 8J-2574 J [1] RING-BACKUP  
15. 9X-8399 [1] WASHER (33X56X6-MM THK)  
   
    AVAILABLE REPAIR KIT(S):
  260-0273 J [1] KIT-HYD CYLINDER SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP35100364
 

185-1839: CYLINDER GP-MULTIPURPOSE BUKT

185-1839 CYLINDER GP-MULTIPURPOSE BUKT
S/N BLN4544-10299
76.2-MM (3-IN) BORE X 260-MM (10.24-IN) STROKE
PART OF 185-6705, 185-6706 BUCKET AR-MULTIPURPOSE
AN ATTACHMENT
i01422255 SEBP3510
1851839 CYLINDER GP-MULTIPURPOSE BUKT Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6E-0122 [1] HEAD  
2. 9T-2212 [1] PISTON  
3. 9T-4008 [1] ROD AS  
3A. 9T-4007 [2] BEARING  
4. 9T-4009 [1] CYLINDER AS  
5. 167-2186 J [1] SEAL AS-BUFFER  
6. 167-2294 J [1] SEAL-U-CUP  
7. 1H-7339 J [1] SEAL-O-RING  
8. 226-8202 J [1] SEAL-WIPER  
9. 4T-6780 J [1] RING-WEAR  
10. 5P-8250 [1] WASHER (28X49X5-MM THK)  
11. 6F-7037 [1] BOLT (1-14X3.25-IN)  
12. 6J-1972 J [1] SEAL AS  
13. 6J-5733 J [1] RING-WEAR  
14. 8J-2574 J [1] RING-BACKUP  
   
    AVAILABLE REPAIR KIT(S):
  235-0354 J [1] KIT-SEAL (HYDRAULIC CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP35100365
 

206-0520: CYLINDER GP-STABILIZER

206-0520 CYLINDER GP-STABILIZER -LH
S/N BLN4544-10299
101.6-MM (4-IN) BORE X 541-MM (21.3-IN) STROKE
PART OF 184-7958 HYDRAULIC AR
i01563334 SEBP3510
2060520 CYLINDER GP-STABILIZER Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 189-5629 [1] HEAD  
2. 206-0519 [1] CYLINDER AS  
2A. 9R-0321 [2] BUSHING  
  6V-8398 [1] SEAL-O-RING  
3. 167-2197 J [1] SEAL AS-BUFFER  
4. 167-2305 J [1] SEAL-U-CUP  
5. 227-1145 J [1] SEAL-WIPER  
6. 172-2353 [1] PISTON  
7. 172-2354 [1] ROD AS  
7A. 9R-0321 [2] BUSHING  
8. 2K-6830 J [1] RING-BACKUP  
9. 3S-7023 [1] WASHER (34X57X6-MM THK)  
10. 4T-6128 J [1] RING  
11. 5J-5402 J [1] SEAL AS  
12. 6J-2797 J [1] RING-WEAR  
13. 7F-6112 [1] BOLT (1-1/4-12X3-IN)  
14. 8H-7521 J [1] SEAL-O-RING  
15. 9X-4611 J [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  285-7486 J KIT-SEAL (STABILIZER CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP35100366
 

206-0522: CYLINDER GP-STABILIZER

206-0522 CYLINDER GP-STABILIZER -RH
S/N BLN4544-10299
101.6-MM (4-IN) BORE X 541-MM (21.3-IN) STROKE
PART OF 184-7958 HYDRAULIC AR
i01563351 SEBP3510
2060522 CYLINDER GP-STABILIZER Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 189-5629 [1] HEAD  
2. 206-0521 [1] CYLINDER AS  
2A. 9R-0321 [2] BUSHING  
2B. 6V-8398 [1] SEAL-O-RING  
3. 167-2197 [1] SEAL AS-BUFFER  
4. 167-2305 [1] SEAL-U-CUP  
5. 227-1145 [1] SEAL-WIPER  
6. 172-2353 [1] PISTON  
7. 172-2354 [1] ROD AS  
7A. 9R-0321 [2] BUSHING  
8. 2K-6830 [1] RING-BACKUP  
9. 3S-7023 [1] WASHER (34X57X6-MM THK)  
10. 4T-6128 [1] RING  
11. 5J-5402 [1] SEAL AS  
12. 6J-2797 [1] RING-WEAR  
13. 7F-6112 [1] BOLT (1-1/4-12X3-IN)  
14. 8H-7521 [1] SEAL-O-RING  
15. 9X-4611 [1] SEAL-O-RING  
 

#SEBP35100367
 

206-0503: CYLINDER GP-STICK

206-0503 CYLINDER GP-STICK
S/N BLN4544-8013
114.3-MM (4.5-IN) BORE X 695-MM (27.36-IN) STROKE
PART OF 184-7958 HYDRAULIC AR
i01563346 SEBP3510
2060503 CYLINDER GP-STICK Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 134-2659 [1] ROD AS  
1A. 9R-0139 [2] BUSHING  
2. 169-2969 [1] PISTON  
3. 184-3711 [1] HEAD  
4. 206-0502 [1] CYLINDER AS  
4A. 6V-8398 [1] SEAL-O-RING  
4B. 9R-0139 [2] BUSHING  
5. 167-2201 J [1] SEAL AS-BUFFER  
6. 167-2312 J [1] SEAL-U-CUP  
7. 225-3281 J [1] SEAL-WIPER  
8. 175-7902 J [1] SEAL-O-RING  
9. 8F-5535 [1] BOLT (1-1/2-12X4-IN)  
10. 3S-6162 [1] WASHER-HARD (40.5X67X6-MM THK)  
11. 4J-3745 J [1] RING-WEAR  
12. 4J-9220 J [1] RING-BACKUP  
13. 4M-0189 J [1] SEAL-O-RING  
14. 5J-4986 J [1] SEAL AS  
15. 8T-0785 J [1] RING-WEAR  
   
    AVAILABLE REPAIR KIT(S):
  229-7194 J [1] KIT-SEAL (STICK CYLINDER)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP35100368
 

235-9829: CYLINDER GP-STICK

235-9829 CYLINDER GP-STICK
S/N BLN8014-10299
114.3-MM (4.5-IN) BORE X 695-MM (27.36-IN) STROKE
PART OF 184-7958 HYDRAULIC AR
i01948833 SEBP3510
2359829 CYLINDER GP-STICK Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 206-0502 [1] CYLINDER AS  
1A. 6V-8398 [1] SEAL-O-RING  
1B. 9R-0139 [2] BUSHING  
2. 235-9832 [1] HEAD  
3. 235-9833 [1] PISTON  
4. 235-9835 [1] ROD AS  
4A. 9R-0139 [2] BUSHING  
5. 167-2201 [1] SEAL AS-BUFFER  
6. 167-2312 [1] SEAL-U-CUP  
7. 175-7902 [1] SEAL-O-RING  
8. 225-3281 [1] SEAL-WIPER  
9. 4J-3745 [1] RING-WEAR  
10. 4J-9220 [1] RING-BACKUP  
11. 4M-0189 [1] SEAL-O-RING  
12. 5J-4986 [1] SEAL AS  
13. 5J-7878 [1] NUT-SELF LOCKING (1-7/8-12-THD)  
14. 8T-0785 [1] RING-WEAR  
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP35100369
 

191-8161: CYLINDER GP-SWING

191-8161 CYLINDER GP-SWING
S/N BLN4544-10299
101.6-MM (3.99-IN) BORE X 249-MM (9.8-IN) STROKE
PART OF 184-7958 HYDRAULIC AR
i01534918 SEBP3510
1918161 CYLINDER GP-SWING Parts scheme
  For full view, you need register

Parts for your 420D BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 191-7738 [1] CYLINDER AS  
1A. 9T-2883 [2] BEARING  
2. 169-6947 [1] NUT (1-1/2-12-THD)  
3. 6J-2797 J [1] RING-WEAR  
4. 5J-5402 J [1] SEAL AS  
5. 112-1773 [1] PISTON  
6. 9X-4611 J [1] SEAL-O-RING  
7. 2K-6830 J [1] RING-BACKUP  
8. 201-4826 [1] HEAD  
9. 125-7894 [1] ROD AS  
9A. 6E-1478 [1] PLUNGER  
9B. 2Y-5821 [1] RING  
9C. 102-3582 [1] WASHER (11X19.5X2.5-MM THK)  
9D. 3N-5739 [1] SPRING  
9E. 9R-9505 [2] BUSHING  
10. 308-1845 J [1] SEAL-WIPER  
11. 421-4023 J [1] SEAL-U-CUP  
12. 289-2935 J [1] SEAL AS-BUFFER  
13. 4T-5613 J [1] RING-WEAR  
14. 8H-7521 J [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  261-8625 J [1] KIT-SEAL  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

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}
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}
2011/10/17
A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Caterpillar Parts SIS Catalog 420D :

CYLINDER GP-BOOM
206-3630 CYLINDER GP-BOOM
CYLINDER GP-BACKHOE BUCKET
191-7839 CYLINDER GP-BACKHOE BUCKET
CYLINDER GP-BACKHOE BUCKET
191-7835 CYLINDER GP-BACKHOE BUCKET
CYLINDER & MTG GP-COUPLER
122-6404 CYLINDER & MTG GP-COUPLER
CYLINDER & LINES GP-THUMB
224-6236 CYLINDER & LINES GP-THUMB
214-5553 CONVERSION GP-EXTENDABLE STICK
230-9105 CONVERSION GP-CONTROL VALVE
201-6902 CONVERSION GP-CONTROL VALVE
155-6586 CYLINDER GP-EXTENDABLE STICK
CYLINDER GP-EXTENDABLE STICK
191-7725 CYLINDER GP-EXTENDABLE STICK
CYLINDER GP-LIFT
192-3791 CYLINDER GP-LIFT
CYLINDER GP-MULTIPURPOSE BUKT
185-1839 CYLINDER GP-MULTIPURPOSE BUKT
CYLINDER GP-STABILIZER
206-0520 CYLINDER GP-STABILIZER
CYLINDER GP-STABILIZER
206-0522 CYLINDER GP-STABILIZER
CYLINDER GP-STICK
206-0503 CYLINDER GP-STICK
CYLINDER GP-STICK
235-9829 CYLINDER GP-STICK

Truck sale:

Caterpillar 420D
 
Caterpillar 420D
- backhoe loader
CARTER MACHINERY COMPANY, INC.
Caterpillar 420D, backhoe loader, Construction
37,500 
Caterpillar 420D, backhoe loader, Construction
- backhoe loader
QUINN COMPANY
Caterpillar 420D, backhoe loader, Construction
37,883 
Caterpillar 420D, backhoe loader, Construction
- backhoe loader
MILTON CAT
Caterpillar 420D, backhoe loader, Construction
39,174 
Caterpillar 420D, backhoe loader, Construction
- backhoe loader
MILTON CAT
Caterpillar 420D, backhoe loader, Construction
 
Caterpillar 420D, backhoe loader, Construction
- backhoe loader
WESTERN STATES EQUIPMENT
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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.