POWER TRAIN
VALVE GP-FLOW CONTROLELECTRICAL AND STARTING SYSTEM
VALVE GPPOWER TRAIN
VALVE GP-TRANSMISSION CONTROLVALVE GP-SELECTOR & PRESS CONT
LINES GP-POWER TRAIN OIL
COOLER GP
FILTER GP
POWER TRAIN
VALVE GP-FLOW CONTROL#SEBP18360160
9W-7189: VALVE GP-FLOW CONTROL
9W7189 VALVE GP-FLOW CONTROL
PART OF 7T9403 & 7T9409 CASE & PARTS
ALSO AN ATTACHMENT
PART OF 7T9403 & 7T9409 CASE & PARTS
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS#SEBP18360161
6T-6885: VALVE GP-SOLENOID
6T6885 VALVE GP-SOLENOID
PART OF 7T9410 DRIVER
PART OF 7T9410 DRIVER
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2D-6235 | [1] | LOCKNUT | |
| 4B-4276 | [1] | WASHER | ||
| 2. | 6T-6886 | [1] | COIL AS | |
| 7N-9737 | [1] | HOUSING-PLUG | ||
| 3. | 7N-7779 | [1] | SOCKET | |
| 4. | 7N-7780 | [1] | PIN-CONNECTOR | |
| 5. | 1S-9593 | [2] | STRAP-CABLE | |
| 6. | 6T-8084 | [1] | CARTRIDGE | |
| THE FOLLOWING REPAIR KIT | ||||
| IS AVAILABLE: | ||||
| 8J-9348 | [1] | KIT-SEAL | ||
| (INCL SEALS & RING) | ||||
#SEBP18360162
7T-9406: VALVE GP-TRANSMISSION CONTROL
7T9406 VALVE GP-SELECTOR & PRESSURE CONTROL
7T9407-PAGE 99
PART OF 7T9405 CONTROL-TRANSMISSION
ALSO AN ATTACHMENT
7T9407-PAGE 99
PART OF 7T9405 CONTROL-TRANSMISSION
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6Y-2167 | [1] | HARNESS AS | |
| 2. | 7T-9407 Y | [1] | VALVE GP-SELECTOR & PRESS CONT | |
| 3. | 6Y-6816 | [1] | MANIFOLD | |
| 4. | 8T-9535 M | [2] | BOLT-SOCKET HEAD | |
| 5. | 1T-0738 | [3] | WASHER 19MM(.75IN)OD | |
| 9P-9150 | [6] | WASHER 18MM(.71IN)OD | ||
| 6. | 6Y-2541 | [1] | PLATE-SOLENOID CHART | |
| 7B-3028 | [2] | SCREW-DRIVE | ||
| 7. | 6Y-6016 | [1] | PLATE | |
| 8. | 6Y-5816 | [1] | MANIFOLD | |
| 9. | 6V-3965 | [3] | NIPPLE AS | |
| 6V-0852 | [3] | CAP-DUST | ||
| 10. | 6V-5195 M | [1] | BOLT-SOCKET HEAD | |
| 11. | 3K-0715 | [1] | SEAL-O-RING | |
| 12. | 8C-5176 | [2] | SEAL-O-RING | |
| 13. | 9L-9098 | [4] | SEAL-CARBON STOP | |
| 14. | 9S-8005 | [1] | PLUG-O-RING | |
| 3K-0360 | [1] | SEAL-O-RING (16.36MM ID) | ||
| 15. | 6Y-2571 | [1] | SPRING | |
| 16. | 7T-8810 | [1] | PLUNGER | |
| 17. | 6Y-4978 | [1] | POPPET | |
| 18. | 3J-6956 | [1] | SPRING | |
| 19. | 6Y-2584 | [1] | RETAINER | |
| 20. | 4D-1322 | [1] | RING-RETAINING | |
| 21. | 6V-8077 | [3] | ELBOW-SPECIAL | |
| 22. | 3J-1907 | [6] | SEAL (11.89MM ID) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18360163
7T-9407: VALVE GP-SELECTOR & PRESS CONT
7T9407 VALVE GP-SELECTOR & PRESSURE CONTROL
TYPE 1
PART OF 7T9406 VALVE
ALSO AN ATTACHMENT
TYPE 1
PART OF 7T9406 VALVE
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9W-2740 | [6] | VALVE GP-SOLENOID | |
| (EACH INCLUDES) | ||||
| 9W-2180 | [1] | VALVE GP-SOLENOID | ||
| (AUTOMATIC SW CO) | ||||
| -OR- | ||||
| 7T-4512 | [1] | VALVE GP-SOLENOID (FLUID POWER SYS) | ||
| 7X-6282 | [1] | CARTRIDGE AS | ||
| 0L-1013 | [1] | NUT | ||
| 7T-4515 | [1] | KIT-SEAL | ||
| 8C-5575 | [1] | COIL AS-12VDC | ||
| 7N-9737 | [1] | HOUSING-PLUG | ||
| 7N-7780 | [1] | PIN-CONNECTOR | ||
| 7N-7779 | [1] | SOCKET | ||
| 1S-9593 | [2] | STRAP-CABLE | ||
| 2. | 6Y-2256 | [1] | BODY | |
| 3. | 6Y-0871 | [2] | SPRING | |
| 4. | 7T-7679 | [4] | PLUG-STR THREAD | |
| 2M-9780 | [4] | SEAL-O-RING (19.18MM ID) | ||
| 5. | 6Y-2166 | [1] | SPOOL | |
| 6. | 9W-0898 | [1] | SLUG | |
| 7. | 6Y-4638 | [1] | PLUG-HEX SOCKET | |
| 7M-8485 | [1] | SEAL-O-RING (29.74MM) ID | ||
| 8. | 9W-0896 | [1] | SLUG | |
| 9. | 7T-9322 | [1] | SPOOL | |
| 10. | 9W-6096 | [6] | SLUG | |
| 11. | 9W-6097 | [6] | SPOOL-SELECTOR | |
| 12. | 9W-8839 | [1] | PLUG-SCREEN | |
| 4J-7533 | [1] | SEAL-O-RING | ||
| 13. | 9W-8279 | [1] | PISTON | |
| 14. | 6Y-2099 | [1] | SPRING | |
| 15. | 9W-8301 | [1] | SPRING | |
| 16. | 9W-5226 | [1] | VALVE AS | |
| 1J-9671 | [1] | SEAL-O-RING (10.52MM ID) | ||
| 17. | 8J-2283 | [1] | RING-SNAP | |
| 18. | 7T-8797 | [1] | SPACER | |
#SEBP18360164
7T-9407: VALVE GP-SELECTOR & PRESS CONT
7T9407 VALVE GP-SELECTOR & PRESSURE CONTROL
TYPE 2
PART OF 7T9406 VALVE
ALSO AN ATTACHMENT
TYPE 2
PART OF 7T9406 VALVE
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7T-4512 | [6] | VALVE GP-SOLENOID | |
| (EACH INCLUDES) | ||||
| 7X-6282 | [1] | CARTRIDGE AS | ||
| 0L-1013 | [1] | NUT | ||
| 7T-4515 | [1] | KIT-SEAL | ||
| 8C-5575 | [1] | COIL AS-12VDC | ||
| 7N-9737 | [1] | HOUSING-PLUG | ||
| 7N-7780 | [1] | PIN-CONNECTOR | ||
| 7N-7779 | [1] | SOCKET | ||
| 1S-9593 | [1] | STRAP-CABLE | ||
| 2. | 6Y-2256 | [1] | BODY | |
| 3. | 6Y-0871 | [2] | SPRING | |
| 4. | 7T-7679 | [4] | PLUG-STR THREAD | |
| 2M-9780 | [4] | SEAL-O-RING (19.18MM ID) | ||
| 5. | 6Y-2166 | [1] | SPOOL | |
| 6. | 9W-0898 | [1] | SLUG | |
| 7. | 6Y-4638 | [1] | PLUG-HEX SOCKET | |
| 7M-8485 | [1] | SEAL-O-RING (29.74MM) ID | ||
| 8. | 9W-0896 | [1] | SLUG | |
| 9. | 7T-9322 | [1] | SPOOL | |
| 10. | 9W-6096 | [6] | SLUG | |
| 11. | 9W-6097 | [6] | SPOOL-SELECTOR | |
| 12. | 9W-8839 | [1] | PLUG-SCREEN | |
| 4J-7533 | [1] | SEAL-O-RING | ||
| 13. | 9W-8279 | [1] | PISTON | |
| 14. | 6Y-2099 | [1] | SPRING | |
| 15. | 9W-8301 | [1] | SPRING | |
| 16. | 9W-5226 | [1] | VALVE AS | |
| 1J-9671 | [1] | SEAL-O-RING (10.52MM ID) | ||
| 17. | 8J-2283 | [1] | RING-SNAP | |
| 18. | 7T-8797 | [1] | SPACER | |
#SEBP18360165
7T-9407: VALVE GP-SELECTOR & PRESS CONT
7T9407 VALVE GP-SELECTOR & PRESSURE CONTROL
TYPE 3
PART OF 7T9406 VALVE
ALSO AN ATTACHMENT
TYPE 3
PART OF 7T9406 VALVE
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3E-6268 | [6] | VALVE GP-SOLENOID | |
| (EACH INCLUDES) | ||||
| 3E-6267 | [1] | CARTRIDGE AS | ||
| 0L-1013 | [1] | NUT | ||
| 7T-4512 | [1] | VALVE GP-SOLENOID | ||
| 8C-5575 | [1] | COIL AS-12VDC | ||
| 7N-9737 | [1] | HOUSING-PLUG | ||
| 7N-7780 | [1] | PIN-CONNECTOR | ||
| 7N-7779 | [1] | SOCKET | ||
| 1S-9593 | [2] | STRAP-CABLE | ||
| 2. | 6Y-2256 | [1] | BODY | |
| 3. | 6Y-0871 | [2] | SPRING | |
| 4. | 7T-7679 | [4] | PLUG-STR THREAD | |
| 2M-9780 | [4] | SEAL-O-RING (19.18MM ID) | ||
| 5. | 6Y-2166 | [1] | SPOOL | |
| 6. | 9W-0898 | [1] | SLUG | |
| 7. | 6Y-4638 | [1] | PLUG-HEX SOCKET | |
| 7M-8485 | [1] | SEAL-O-RING (29.74MM) ID | ||
| 8. | 9W-0896 | [1] | SLUG | |
| 9. | 7T-9322 | [1] | SPOOL | |
| 10. | 9W-6096 | [6] | SLUG | |
| 11. | 9W-6097 | [6] | SPOOL-SELECTOR | |
| 12. | 9W-8839 | [1] | PLUG-SCREEN | |
| 4J-7533 | [1] | SEAL-O-RING | ||
| 13. | 9W-8279 | [1] | PISTON | |
| 14. | 6Y-2099 | [1] | SPRING | |
| 15. | 9W-8301 | [1] | SPRING | |
| 16. | 9W-5226 | [1] | VALVE AS | |
| 1J-9671 | [1] | SEAL-O-RING (10.52MM ID) | ||
| 17. | 8J-2283 | [1] | RING-SNAP | |
| 18. | 7T-8797 | [1] | SPACER | |
#SEBP18360166
7T-8782: LINES GP-POWER TRAIN OIL
7T8782 LINES GP-POWER TRAIN OIL
TYPE 1
6Y3560-PAGE 103
PART OF 7T8519 & 7T8520 TRANSMISSIONS
ALSO AN ATTACHMENT
TYPE 1
6Y3560-PAGE 103
PART OF 7T8519 & 7T8520 TRANSMISSIONS
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6V-8637 | [1] | CONNECTOR-SEAL | |
| 2. | 6V-9007 | [3] | ELBOW | |
| 3. | 6Y-3560 Y | [1] | FILTER GP-TRANSMISSION | |
| 4. | 6Y-1246 | [1] | TUBE AS-RETURN | |
| 5. | 6Y-1247 | [1] | TUBE AS-SUPPLY | |
| 6. | 8E-0295 | [1] | BRACKET-FILTER | |
| 7. | 6V-6317 M | [4] | BOLT | |
| 8. | 6V-9746 | [4] | SEAL-O-RING (19.79MM ID) | |
| 9. | 3D-2824 | [4] | SEAL-O-RING (23.47MM ID) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18360167
7T-8782: LINES GP-POWER TRAIN OIL
7T8782 LINES GP-POWER TRAIN OIL
TYPE 2
8E9623-PAGE 103
PART OF 7T8519& 7T8520 TRANSMISSIONS
ALSO AN ATTACHMENT
TYPE 2
8E9623-PAGE 103
PART OF 7T8519& 7T8520 TRANSMISSIONS
ALSO AN ATTACHMENT
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6V-8637 | [2] | CONNECTOR-SEAL | |
| 2. | 6V-9007 | [2] | ELBOW | |
| 3. | 9S-8008 | [1] | PLUG-O-RING | |
| 4. | 8E-9459 | [1] | HOSE AS | |
| 5. | 8E-9975 | [1] | HOSE AS-0-RING FACE SEAL | |
| 6. | 9U-9479 | [1] | BRACKET-FILTER | |
| 7. | 6V-6317 M | [4] | BOLT | |
| 8. | 6V-9746 | [4] | SEAL-O-RING (19.79MM ID) | |
| 9. | 3D-2824 | [5] | SEAL-O-RING (23.47MM ID) | |
| 10. | 6V-1820 M | [2] | BOLT | |
| 11. | 9M-4972 | [2] | CLIP | |
| 12. | 6B-2882 | [2] | SPACER | |
| 13. | 8E-9623 Y | [1] | FILTER GP-OIL | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18360168
9R-1362: LINES GP-POWER TRAIN COOLER
9R1362 LINES GP-POWER TRAIN
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6V-9746 | [4] | SEAL-O-RING (19.79MM ID) | |
| 2. | 6V-8637 | [1] | CONNECTOR-SEAL | |
| 3. | 3D-2824 | [4] | SEAL-O-RING (23.47MM ID) | |
| 4. | 6V-9007 | [3] | ELBOW | |
| 5. | 9R-4082 I | [1] | HOSE AS | |
| 6. | 9R-4119 I | [1] | HOSE AS | |
| 7. | 8T-1898 | [5] | CLIP (TAB) | |
| 8T-4137 M | [5] | BOLT | ||
| 8T-4121 | [5] | WASHER (2.5MM THK) | ||
| 8. | 8T-1897 | [5] | CLIP (SLOT) | |
| I | SEE HOSE FABRICATION GUIDE | |||
| M | METRIC PART | |||
#SEBP18360169
8E-9623: FILTER GP-POWER TRAIN
8E9623 FILTER GP-OIL
PART OF 7T8782 LINES-POWER TRAIN OIL
PART OF 7T8782 LINES-POWER TRAIN OIL
Parts for your 446 BACKHOE LOADER:
CATERPILLAR SISInformation:
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.



