UNDERCARRIAGE
TRACK GPUNDERCARRIAGE GP
OPERATOR STATION
CONTROL GP-HYDRAULICELECTRICAL AND STARTING SYSTEM
WIRING GPHYDRAULIC SYSTEM
CYLINDER GPUNDERCARRIAGE
TRACK GP#M00711960190
263-9252: TRACK GP
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#M00711960191
382-3843: TRACK GP
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 382-3844 | [1] | TRACK AS (RUBBER BELT) |
#M00711960192
469-1081: UNDERCARRIAGE AR
469-1081 UNDERCARRIAGE AR
PART OF 499-4795, 499-4796 COMMON AR
PART OF 499-4795, 499-4796 COMMON AR
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#M00711960193
500-1867: CONTROL AR-AUXILIARY
500-1867 CONTROL AR-AUXILIARY
CANNOT BE USED WITH @@@@@500-1868@@@@@, @@@@@500-1869@@@@@
AN ATTACHMENT
CANNOT BE USED WITH @@@@@500-1868@@@@@, @@@@@500-1869@@@@@
AN ATTACHMENT
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#M00711960194
500-1868: CONTROL AR-AUXILIARY
500-1868 CONTROL AR-AUXILIARY
CANNOT BE USED WITH @@@@@500-1867@@@@@, @@@@@500-1869@@@@@
AN ATTACHMENT
CANNOT BE USED WITH @@@@@500-1867@@@@@, @@@@@500-1869@@@@@
AN ATTACHMENT
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 470-9641 Y | [1] | CONTROL GP-PILOT OPERATED HYD | ||
| 501-0745 Y | [1] | COVER GP-PLATFORM | ||
| 467-7526 Y | [1] | FILM GP | ||
| 269-3795 Y | [1] | LINES GP-AUXILIARY HYDRAULIC (BOOM) | ||
| 483-0247 Y | [1] | LINES GP-FRONT (AUXILIARY) | ||
| 385-1277 Y | [1] | MOUNTING GP-ELECTRONIC CONTROL | ||
| 278-4090 Y | [1] | VALVE AS-RELIEF (SHEAR) | ||
| Y | SEPARATE ILLUSTRATION | |||
#M00711960195
500-1869: CONTROL AR-AUXILIARY
500-1869 CONTROL AR-AUXILIARY
CANNOT BE USED WITH @@@@@500-1867@@@@@, @@@@@500-1868@@@@@
AN ATTACHMENT
CANNOT BE USED WITH @@@@@500-1867@@@@@, @@@@@500-1868@@@@@
AN ATTACHMENT
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 506-3781 Y | [1] | CONTROL & MTG GP-PEDAL | ||
| 470-9641 Y | [1] | CONTROL GP-PILOT OPERATED HYD | ||
| 269-3795 Y | [1] | LINES GP-AUXILIARY HYDRAULIC (BOOM) | ||
| 483-0247 Y | [1] | LINES GP-FRONT (AUXILIARY) | ||
| 385-1277 Y | [1] | MOUNTING GP-ELECTRONIC CONTROL | ||
| 505-8216 Y | [1] | PLATE & FILM GP | ||
| 505-8055 Y | [1] | SWITCH GP-AUXILIARY | ||
| 278-4090 Y | [1] | VALVE AS-RELIEF (SHEAR) | ||
| Y | SEPARATE ILLUSTRATION | |||
#M00711960196
500-1870: CONTROL AR-COUPLER
500-1870 CONTROL AR-COUPLER -LONG STICK
S/N CR61-UP
CANNOT BE USED WITH @@@@@505-9093@@@@@
AN ATTACHMENT
S/N CR61-UP
CANNOT BE USED WITH @@@@@505-9093@@@@@
AN ATTACHMENT
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#M00711960197
500-1911: CONTROL AR-COUPLER
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#M00711960198
502-3493: CYLINDER & LINES GP-BOOM
502-3493 CYLINDER & LINES GP-BOOM
S/N CR61-UP
80-MM (3.2-IN) BORE X 560.5-MM (22.1-IN) STROKE
PART OF 471-2653 BOOM AR
S/N CR61-UP
80-MM (3.2-IN) BORE X 560.5-MM (22.1-IN) STROKE
PART OF 471-2653 BOOM AR
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3B-8488 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| 2. | 502-3500 | [1] | CYLINDER AS-BOOM | |
| 2A. | 265-8716 | [1] | BUSHING | |
| 3. | 278-8626 | [1] | ROD AS | |
| 3A. | 265-8716 | [1] | BUSHING | |
| 4. | 294-7869 | [1] | HEAD | |
| 5. | 237-8377 | [1] | BUSHING | |
| 6. | 146-3916 J | [1] | RING | |
| 7. | 146-1086 J | [1] | RING | |
| 8. | 095-1709 J | [2] | SEAL-O-RING | |
| 9. | 237-6124 J | [1] | RING | |
| 10. | 095-1710 J | [1] | SEAL-O-RING | |
| 11. | 237-6128 | [1] | HOLDER | |
| 12. | 237-6129 | [1] | SPACER (54X63.4X4-MM THK) | |
| 13. | 237-6130 | [1] | SEAL | |
| 14. | 237-6131 | [1] | COLLAR | |
| 15. | 278-8633 J | [1] | RING | |
| 16. | 278-8635 | [1] | PISTON | |
| 17. | 146-3923 J | [1] | SEAL AS | |
| 18. | 237-6136 J | [2] | RING | |
| 19. | 216-7643 M | [1] | SETSCREW (M8X1.25X8-MM) | |
| 20. | 146-3969 | [1] | BALL | |
| 21. | 278-8638 | [1] | BEARING | |
| 22. | 502-3499 | [1] | TUBE AS | |
| 23. | 304-3525 | [1] | PLUG | |
| 24. | 095-1589 | [2] | SEAL-O-RING | |
| 25. | 304-3527 | [1] | BOLT | |
| 26. | 199-1148 | [1] | HOLDER | |
| 27. | 502-3488 | [4] | SEAL | |
| 28. | 3B-8489 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 278-8641 J | [1] | KIT-SEAL | ||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| M | METRIC PART | |||
#M00711960199
266-6979: CYLINDER GP-BLADE
266-6979 CYLINDER GP-BLADE -RAISE, LOWER
PART OF 460-7502 BLADE AR-STRAIGHT
AN ATTACHMENT
PART OF 460-7502 BLADE AR-STRAIGHT
AN ATTACHMENT
Parts for your 303.5E2 CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 265-8716 | [2] | BUSHING | |
| 2. | 278-9474 | [1] | CYLINDER AS | |
| 3. | 278-9475 | [1] | ROD AS | |
| 4. | 294-7869 | [1] | HEAD | |
| 5. | 237-8377 | [1] | BUSHING | |
| 6. | 146-3916 | [1] | RING | |
| 7. | 146-1086 | [1] | RING | |
| 8. | 095-1709 | [1] | SEAL-O-RING | |
| 9. | 237-6124 | [1] | RING | |
| 10. | 095-1710 | [1] | SEAL-O-RING | |
| 11. | 237-6135 | [1] | PISTON | |
| 12. | 146-3923 | [1] | SEAL AS | |
| 13. | 237-6136 | [2] | RING | |
| 14. | 216-7643 M | [1] | SETSCREW (M8X1.25X8-MM) | |
| 15. | 146-3969 | [1] | BALL | |
| 16. | 192-0638 | [1] | SEAL | |
| 17. | 3B-8489 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| 18. | 3B-8488 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| 294-7868 F | [1] | HEAD AS | ||
| 237-7086 F | [1] | PISTON AS | ||
| AVAILABLE REPAIR KIT(S): | ||||
| 278-8641 | [1] | KIT-SEAL (BLADE CYLINDER) | ||
| F | NOT SHOWN | |||
| M | METRIC PART | |||
Information:
UNDERCARRIAGE
TRACK GP
Operation and Maintenance Manual
Rubber Belt Track Operation - If Equipped
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators
Undercarriage Reconditioning Bulletin
Disassembly and Assembly