HYDRAULIC SYSTEM
CYLINDER GPHYDRAULIC SYSTEM
CYLINDER GP#SEBP18360310
9T-2993: CYLINDER GP-STABILIZER
9T2993 CYLINDER GP-STABILIZER-RH
102MM (4 IN.) BORE X 608MM (24 IN.) STROKE
102MM (4 IN.) BORE X 608MM (24 IN.) STROKE
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3173 | [1] | ROD AS | |
| 2. | 9R-4108 | [2] | BEARING-SLEEVE | |
| 3. | 9X-3567 | [1] | SEAL-LIP TYPE | |
| 4. | 4T-6126 | [1] | SEAL | |
| 5. | 9X-3568 | [1] | SEAL AS | |
| 6. | 4T-6128 | [1] | RING | |
| 7. | 9T-6388 | [1] | HEAD | |
| 8. | 1K-7098 | [1] | RING-BACK-UP | |
| 9. | 2H-3934 | [1] | SEAL | |
| 10. | 9T-2487 | [1] | PISTON | |
| 11. | 5J-5402 | [1] | SEAL AS | |
| 12. | 6J-2797 | [1] | RING-WEAR | |
| 13. | 4K-0684 | [1] | WASHER-HARD | |
| 14. | 8T-0368 M | [1] | BOLT | |
| 15. | 9T-3170 | [1] | CYLINDER AS-RH | |
| 16. | 9R-4108 | [2] | BEARING-SLEEVE | |
| M | METRIC PART | |||
#SEBP18360311
9T-1230: CYLINDER GP-SWING-RH
9T1230 CYLINDER GP-SWING-RH
102MM (4 IN.) BORE X 258MM (10 IN.) STROKE
102MM (4 IN.) BORE X 258MM (10 IN.) STROKE
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3138 | [1] | ROD AS | |
| 2. | 9R-0411 | [2] | BEARING-SLEEVE | |
| 3. | 9X-4611 | [1] | SEAL-O-RING | |
| 4. | 1K-7098 | [1] | RING-BACK-UP | |
| 5. | 6E-4981 | [1] | HEAD | |
| 6. | 4T-6128 | [1] | RING | |
| 7. | 9X-3568 | [1] | SEAL AS | |
| 8. | 4T-6126 | [1] | SEAL | |
| 9. | 9X-3567 | [1] | SEAL-LIP TYPE | |
| 10. | 4T-7384 | [1] | BOLT | |
| 11. | 4K-0684 | [1] | WASHER-HARD (6MM THK) | |
| 12. | 6J-2797 | [1] | RING-WEAR | |
| 13. | 8C-9160 | [1] | SEAL AS | |
| 14. | 9T-2487 | [1] | PISTON | |
| 15. | 9T-8548 | [1] | PLUNGER | |
| 16. | 2P-5755 | [1] | SPRING | |
| 17. | 9T-2880 | [1] | CYLINDER AS-RH | |
| 18. | 9T-2883 | [2] | BEARING | |
| 19. | 6V-6718 | [1] | SCREW-WASHER HEAD |
#SEBP18360312
9T-1701: CYLINDER GP-SWING-LH
9T1701 CYLINDER GP-SWING-LH
102MM (4 IN.) BORE X 258MM (10 IN.) STROKE
102MM (4 IN.) BORE X 258MM (10 IN.) STROKE
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3138 | [1] | ROD AS | |
| 2. | 9R-0411 | [2] | BEARING-SLEEVE | |
| 3. | 9X-4611 | [1] | SEAL-O-RING | |
| 4. | 1K-7098 | [1] | RING-BACK-UP | |
| 5. | 6E-4981 | [1] | HEAD | |
| 6. | 4T-6128 | [1] | RING | |
| 7. | 9X-3568 | [1] | SEAL AS | |
| 8. | 4T-6126 | [1] | SEAL | |
| 9. | 9X-3567 | [1] | SEAL-LIP TYPE | |
| 10. | 4T-7384 | [1] | BOLT | |
| 11. | 4K-0684 | [1] | WASHER-HARD (6MM THK) | |
| 12. | 6J-2797 | [1] | RING-WEAR | |
| 13. | 8C-9160 | [1] | SEAL AS | |
| 14. | 9T-2487 | [1] | PISTON | |
| 15. | 9T-8548 | [1] | PLUNGER | |
| 16. | 2P-5755 | [1] | SPRING | |
| 17. | 9T-3141 | [1] | CYLINDER AS-LH | |
| 18. | 9T-2883 | [2] | BEARING | |
| 19. | 6V-6718 | [1] | SCREW-WASHER HEAD |
#SEBP18360313
9T-2995: CYLINDER GP-TILT
9T2995 CYLINDER GP-TILT
102MM (4 IN.) BORE X 677MM (26.6 IN.) STROKE
102MM (4 IN.) BORE X 677MM (26.6 IN.) STROKE
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3169 | [1] | ROD AS | |
| 2. | 9R-3700 | [2] | BEARING-SLEEVE | |
| 3. | 8C-9133 | [1] | SEAL | |
| 4. | 5J-8200 | [1] | SEAL-U-CUP | |
| 5. | 8C-9124 | [1] | SEAL AS | |
| 6. | 4T-5613 | [1] | RING-WEAR | |
| 7. | 9T-3167 | [1] | HEAD | |
| 8. | 1K-7098 | [1] | RING-BACK-UP | |
| 9. | 2H-3934 | [1] | SEAL | |
| 10. | 9T-3166 | [1] | PISTON | |
| 11. | 5J-5402 | [1] | SEAL AS | |
| 12. | 6J-2797 | [1] | RING-WEAR | |
| 13. | 5P-8250 | [1] | WASHER | |
| 14. | 6V-8133 M | [1] | BOLT | |
| 15. | 9T-3160 | [1] | CYLINDER AS | |
| 16. | 9T-3165 | [2] | BEARING | |
| M | METRIC PART | |||
#SEBP18360314
9T-2107: CYLINDER GP-STICK
9T2107 CYLINDER GP-STICK
76MM (2.9 IN.) BORE X 152MM (60 IN.) STROKE
PART OF 9R3737 STICK-EXTENDABLE
AN ATTACHMENT
76MM (2.9 IN.) BORE X 152MM (60 IN.) STROKE
PART OF 9R3737 STICK-EXTENDABLE
AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-4787 | [1] | ROD AS | |
| 2. | 8C-9132 | [1] | SEAL-LIP (44.45MM ID) | |
| 3. | 5J-8175 | [1] | SEAL-U-CUP (43.15MM ID) | |
| 4. | 8C-9123 | [1] | SEAL AS | |
| 5. | 4T-6907 | [1] | RING-WEAR | |
| 6. | 9T-2373 | [1] | HEAD | |
| 7. | 6J-5731 | [1] | RING-BACKUP | |
| 8. | 1H-7339 | [1] | SEAL-O-RING (75.79MM ID) | |
| 9. | 6V-8237 | [1] | WASHER (4MM THK) | |
| 10. | 6V-8133 M | [1] | BOLT (M24X3.0X80MM) | |
| 11. | 6J-1972 | [1] | SEAL AS | |
| 12. | 9T-3103 | [1] | CYLINDER AS | |
| 13. | 9T-4788 | [1] | PISTON | |
| 14. | 6J-5733 | [1] | RING-WEAR | |
| M | METRIC PART | |||
#SEBP18360315
9T-6385: CYLINDER GP-BOOM
9T6385 CYLINDER GP-BOOM
133MM (5.2 IN.) BORE X 1151MM (45.3 IN.) STROKE
PART OF 9R3196 SEAL & CYLINDER
133MM (5.2 IN.) BORE X 1151MM (45.3 IN.) STROKE
PART OF 9R3196 SEAL & CYLINDER
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 105-6128 | [1] | CYLINDER AS | |
| 2. | 9R-6515 | [2] | BEARING-SLEEVE | |
| 3. | 2D-0714 J | [1] | RING-WEAR | |
| 4. | 8T-0763 J | [1] | SEAL AS | |
| 5. | 9T-0399 | [1] | PISTON | |
| 6. | 8T-7372 J | [1] | RING-WEAR | |
| 7. | 9T-9363 J | [1] | SEAL AS | |
| 8. | 3G-4718 J | [1] | SEAL-U-CUP | |
| 9. | 2H-9247 J | [1] | SEAL-O-RING | |
| 10. | 2J-7767 J | [1] | RING-BACKUP | |
| 11. | 9T-6383 | [1] | HEAD | |
| 12. | 2J-0564 | [1] | LOCKNUT | |
| 13. | 9X-3569 J | [1] | SEAL-LIP | |
| 14. | 9T-3180 | [1] | ROD AS | |
| 15. | 9R-3812 | [2] | BEARING-SLEEVE | |
| 16. | 9T-2178 | [1] | SPRING | |
| 17. | 9T-2141 | [1] | PLUNGER | |
| 18. | 1H-7643 | [1] | RING-RETAINER | |
| 19. | 8J-7636 | [1] | RING-RETAINING | |
| AVAILABLE REPAIR KIT(S): | ||||
| 336-7350 J | [1] | KIT-SEAL (HYDRAULIC CYLINDER) | ||
| J | KIT MARKED J SERVICES PARTS MARKED J | |||
#SEBP18360316
9T-6305: CYLINDER GP-BACKHOE BUCKET
9T6305 CYLINDER GP-BUCKET
95MM (3.7 IN.) BORE X 978MM (38.5 IN.) STROKE
PART OF 9R3200 CYLINDER & SEAL-BUCKET
95MM (3.7 IN.) BORE X 978MM (38.5 IN.) STROKE
PART OF 9R3200 CYLINDER & SEAL-BUCKET
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-6332 | [1] | ROD AS | |
| 2. | 9R-3812 | [1] | BEARING-SLEEVE | |
| 3. | 5J-7036 | [1] | WIPER-ROD | |
| 4. | 5J-8275 | [1] | SEAL-U-CUP | |
| 5. | 8C-3841 | [1] | SEAL AS | |
| 6. | 8C-9200 | [1] | RING-WEAR | |
| 7. | 9T-6375 | [1] | HEAD | |
| 8. | 2K-6830 | [1] | RING-BACK-UP | |
| 9. | 8H-7521 | [1] | SEAL-O-RING | |
| 10. | 9T-5836 | [1] | PISTON | |
| 11. | 5J-8011 | [1] | SEAL AS | |
| 12. | 8J-6245 | [1] | RING-WEAR | |
| 13. | 3S-6162 | [1] | WASHER-HARD | |
| 14. | 8T-1605 M | [1] | BOLT | |
| 15. | 9T-6330 | [1] | CYLINDER AS | |
| 16. | 9R-4947 | [2] | BEARING-SLEEVE | |
| M | METRIC PART | |||
#SEBP18360317
9T-9186: CYLINDER GP-STICK
9T9186 CYLINDER GP-STICK
S/N 6XF1-124, 146, 210
133MM (5.24 IN.) BORE X 812MM (31.97 IN.) STROKE
PART OF 9R3197 CYLINDER & SEAL-STICK
S/N 6XF1-124, 146, 210
133MM (5.24 IN.) BORE X 812MM (31.97 IN.) STROKE
PART OF 9R3197 CYLINDER & SEAL-STICK
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3589 | [1] | ROD AS | |
| 2. | 9R-6515 | [2] | BEARING-SLEEVE | |
| 3. | 8C-5218 | [1] | SEAL-LIP TYPE | |
| 4. | 5J-8300 | [1] | SEAL-U-CUP | |
| 5. | 8C-9126 | [1] | SEAL AS | |
| 6. | 8C-9161 | [1] | RING | |
| 7. | 9T-3182 | [1] | HEAD | |
| 8. | 2K-2961 | [1] | RING-BACK-UP | |
| 9. | 2H-9247 | [1] | SEAL-O-RING | |
| 10. | 2J-0564 | [1] | NUT-SELF LOCKING | |
| 11. | 8T-0763 | [2] | SEAL AS | |
| 12. | 9T-3185 | [1] | STOP | |
| 13. | 9T-3192 | [1] | SPRING | |
| 14. | 9T-0399 | [1] | PISTON | |
| 15. | 2D-0714 | [1] | RING-WEAR | |
| 16. | 9T-3585 | [1] | CYLINDER AS | |
| 17. | 9R-6515 | [2] | BEARING-SLEEVE |
#SEBP18360318
6E-3062: CYLINDER GP-STICK
6E3062 CYLINDER GP-STICK
S/N 6XF125-145, 147-209, 211-547
133MM (5 IN.) BORE X 782MM (30.8 IN.) STROKE
PART OF 9R3197 CYLINDER & SEAL-STICK
S/N 6XF125-145, 147-209, 211-547
133MM (5 IN.) BORE X 782MM (30.8 IN.) STROKE
PART OF 9R3197 CYLINDER & SEAL-STICK
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-3589 | [1] | ROD AS | |
| 2. | 9R-6515 | [2] | BEARING-SLEEVE | |
| 3. | 8C-5218 | [1] | SEAL-LIP TYPE | |
| 4. | 5J-8300 | [1] | SEAL-U-CUP | |
| 5. | 8C-9126 | [1] | SEAL AS | |
| 6. | 8C-9161 | [1] | RING | |
| 7. | 9T-3182 | [1] | HEAD | |
| 8. | 2K-2961 | [1] | RING-BACK-UP | |
| 9. | 2H-9247 | [1] | SEAL-O-RING | |
| 10. | 2J-0564 | [1] | NUT-SELF LOCKING | |
| 11. | 8T-0763 | [2] | SEAL AS | |
| 12. | 6E-3063 | [1] | STOP | |
| 13. | 9T-3192 | [1] | SPRING | |
| 14. | 9T-0399 | [1] | PISTON | |
| 15. | 2D-0714 | [1] | RING-WEAR | |
| 16. | 6E-2991 | [1] | CYLINDER AS | |
| 17. | 9R-6515 | [2] | BEARING-SLEEVE |
#SEBP18360319
6E-3314: CYLINDER GP-STICK
6E3314 CYLINDER GP-STICK
S/N 6XF548-UP
133MM (5 IN.) BORE X 782MM (30.8 IN.) STROKE
PART OF 9R3197 CYLINDER & SEAL-STICK
S/N 6XF548-UP
133MM (5 IN.) BORE X 782MM (30.8 IN.) STROKE
PART OF 9R3197 CYLINDER & SEAL-STICK
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6E-3318 | [1] | ROD AS | |
| 2. | 9R-6515 | [2] | BEARING-SLEEVE | |
| 3. | 8C-5218 | [1] | SEAL-LIP | |
| 4. | 5J-8300 | [1] | SEAL-U-CUP | |
| 5. | 8C-9126 | [1] | SEAL AS | |
| 6. | 8C-9161 | [1] | RING | |
| 7. | 6E-3326 | [1] | HEAD | |
| 8. | 2J-7767 | [1] | RING-BACKUP | |
| 9. | 2H-9247 | [1] | SEAL-O-RING | |
| 10. | 5J-3488 | [1] | LOCKNUT (2 1/4-12 THD) | |
| 11. | 8T-0763 | [1] | SEAL AS | |
| 12. | 105-6131 | [1] | CYLINDER AS | |
| 13. | 9R-6515 | [2] | BEARING-SLEEVE | |
| 14. | 6E-3319 | [1] | PISTON | |
| 15. | 2D-0714 | [1] | RING-WEAR | |
| 16. | 7M-2275 | [1] | RING-RETAINING |
Information:
HYDRAULIC SYSTEM
CYLINDER GP
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 Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Technical Information Bulletin
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}
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}
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}
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}
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}
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 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}
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}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Service Magazine
Caterpillar Parts SIS Catalog 446 :
Truck sale:
800
Caterpillar WORK TOOLS (NON-SERIALIZED) 446 30 BACKHOE BUCKET, Construction
- bucket
THOMPSON TRACTOR CO., INC.
- bucket
THOMPSON TRACTOR CO., INC.



