HYDRAULIC SYSTEM
CYLINDER GPHYDRAULIC SYSTEM
CYLINDER GP#SEBP67500950
394-4402: CYLINDER GP-LIFT
394-4402 CYLINDER GP-LIFT
S/N DJK1-225
234.95-MM (9.25-IN) BORE X 1287-MM (50.67-IN) STROKE
PART OF 386-8691 OPTION AR-CONVERSION
FIELD REPLACEMENT ORDER @@@@@491-0975@@@@@
S/N DJK1-225
234.95-MM (9.25-IN) BORE X 1287-MM (50.67-IN) STROKE
PART OF 386-8691 OPTION AR-CONVERSION
FIELD REPLACEMENT ORDER @@@@@491-0975@@@@@
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9X-6018 | [1] | LOCKNUT (4-12-THD) | |
| 2. | 158-3032 | [1] | RING-BACKUP | |
| 3. | 225-3294 | [1] | SEAL-WIPER | |
| 4. | 303-2003 | [1] | HEAD | |
| 5. | 394-4403 | [1] | CYLINDER AS-LIFT | |
| 5A. | 6E-1166 | [1] | BEARING | |
| 6. | 394-4408 | [1] | ROD AS | |
| 6A. | 6E-1364 | [1] | BUSHING | |
| 7. | 398-0701 | [1] | PISTON | |
| 8. | 398-0702 | [2] | RING-WEAR | |
| 9. | 167-2228 | [1] | SEAL AS-BUFFER | |
| 10. | 167-2346 | [1] | SEAL-U-CUP | |
| 11. | 192-1435 | [1] | SEAL AS | |
| 12. | 1U-3174 | [1] | SEAL-O-RING | |
| 13. | 3S-7023 | [8] | WASHER (34X57X6-MM THK) | |
| 14. | 173-9683 M | [6] | BOLT (M30X3.5X90-MM) | |
| 15. | 7X-2584 M | [2] | BOLT (M30X3.5X140-MM) | |
| 16. | 9X-3613 | [1] | RING-WEAR | |
| 17. | 5M-6214 | [3] | PLUG (1/8-27 PTF) | |
| M | METRIC PART | |||
#SEBP67500951
491-0975: CYLINDER GP-LIFT
491-0975 CYLINDER GP-LIFT
S/N DJK1-UP
234.95-MM (9.25-IN) BORE X 1287-MM (50.67-IN) STROKE
PART OF 386-8691 OPTION AR-CONVERSION
FIELD REPLACEMENT FOR @@@@@394-4402@@@@@
S/N DJK1-UP
234.95-MM (9.25-IN) BORE X 1287-MM (50.67-IN) STROKE
PART OF 386-8691 OPTION AR-CONVERSION
FIELD REPLACEMENT FOR @@@@@394-4402@@@@@
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 173-9683 M | [6] | BOLT (M30X3.5X90-MM) | |
| 2. | 1U-3174 | [1] | SEAL-O-RING | |
| 3. | 5M-6214 | [3] | PLUG (1/8-27 PTF) | |
| 4. | 9X-3613 | [1] | RING-WEAR | |
| 5. | 9X-6018 | [1] | LOCKNUT (4-12-THD) | |
| 6. | 158-3032 | [1] | RING-BACKUP | |
| 7. | 167-2228 | [1] | SEAL AS-BUFFER | |
| 8. | 167-2346 | [1] | SEAL-U-CUP | |
| 9. | 192-1435 | [1] | SEAL AS | |
| 10. | 225-3294 | [1] | SEAL-WIPER | |
| 11. | 303-2003 | [1] | HEAD | |
| 12. | 398-0701 | [1] | PISTON | |
| 13. | 398-0702 | [2] | RING-WEAR | |
| 14. | 491-0983 | [1] | CYLINDER AS | |
| 14A. | 6E-1166 | [1] | BEARING | |
| 15. | 491-0984 | [1] | ROD AS | |
| 15A. | 6E-1364 | [1] | BUSHING | |
| 16. | 3S-7023 | [8] | WASHER (34X57X6-MM THK) | |
| 17. | 8T-0370 M | [2] | BOLT (M30X3.5X140-MM) | |
| M | METRIC PART | |||
#SEBP67500952
505-3613: CYLINDER GP-LIFT
505-3613 CYLINDER GP-LIFT
S/N DJK1-UP
254-MM (10-IN) BORE X 1264-MM (49.8-IN) STROKE
PART OF 386-8694 CONFIGURATION AR, 532-8993 OPTION AR-CONVERSION, 386-8693 STEEL MILL AR
S/N DJK1-UP
254-MM (10-IN) BORE X 1264-MM (49.8-IN) STROKE
PART OF 386-8694 CONFIGURATION AR, 532-8993 OPTION AR-CONVERSION, 386-8693 STEEL MILL AR
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5M-6666 | [14] | WASHER (38.5X55.3X5-MM THK) | |
| 2. | 5P-2235 | [1] | SEAL-O-RING | |
| 3. | 8C-3843 | [1] | RING-WEAR | |
| 4. | 107-9467 M | [8] | BOLT (M36X4X150-MM) | |
| 5. | 158-3033 | [1] | RING-BACKUP | |
| 6. | 167-2352 | [1] | SEAL-U-CUP | |
| 7. | 172-3542 | [1] | SEAL AS | |
| 8. | 262-3888 | [1] | HEAD | |
| 9. | 262-3889 | [1] | PISTON | |
| 10. | 262-3981 | [1] | RING-WEAR | |
| 11. | 346-9380 | [1] | SEAL AS-BUFFER | |
| 12. | 346-9382 | [1] | SEAL-WIPER | |
| 13. | 505-3614 | [1] | CYLINDER AS | |
| 13A. | 6E-1166 | [1] | BEARING | |
| 14. | 505-3615 | [1] | ROD AS | |
| 14A. | 6E-1364 | [1] | BUSHING | |
| 15. | 173-9682 M | [6] | BOLT (M36X4X100-MM) | |
| M | METRIC PART | |||
#SEBP67500953
521-7796: CYLINDER GP-LIFT
521-7796 CYLINDER GP-LIFT
S/N DJK1-UP
234.9-MM (9.25-IN) BORE X 1225-MM (48.2-IN) STROKE
PART OF 386-8692 OPTION AR-CONVERSION
FIELD REPLACEMENT FOR @@@@@351-8446@@@@@
S/N DJK1-UP
234.9-MM (9.25-IN) BORE X 1225-MM (48.2-IN) STROKE
PART OF 386-8692 OPTION AR-CONVERSION
FIELD REPLACEMENT FOR @@@@@351-8446@@@@@
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 173-9683 M | [6] | BOLT (M30X3.5X90-MM) | |
| 2. | 1U-3174 | [1] | SEAL-O-RING | |
| 3. | 5M-6214 | [3] | PLUG (1/8-27 PTF) | |
| 4. | 8T-0370 M | [2] | BOLT (M30X3.5X140-MM) | |
| 5. | 9X-3613 | [1] | RING-WEAR | |
| 6. | 9X-6018 | [1] | LOCKNUT (4-12-THD) | |
| 7. | 158-3032 | [1] | RING-BACKUP | |
| 8. | 167-2228 | [1] | SEAL AS-BUFFER | |
| 9. | 167-2346 | [1] | SEAL-U-CUP | |
| 10. | 192-1435 | [1] | SEAL AS | |
| 11. | 225-3294 | [1] | SEAL-WIPER | |
| 12. | 303-2003 | [1] | HEAD | |
| 13. | 398-0701 | [1] | PISTON | |
| 14. | 398-0702 | [2] | RING-WEAR | |
| 15. | 521-7797 | [1] | CYLINDER AS | |
| 15A. | 6E-1166 | [1] | BEARING | |
| 16. | 521-7801 | [1] | ROD AS | |
| 16A. | 6E-1364 | [1] | BUSHING | |
| 17. | 3S-7023 | [8] | WASHER (34X57X6-MM THK) | |
| M | METRIC PART | |||
#SEBP67500954
251-1490: CYLINDER GP-TILT
251-1490 CYLINDER GP-TILT
S/N DJK1-UP
292.1-MM (11.5-IN) BORE X 820-MM (32.3-IN) STROKE
PART OF 417-0818 CYLINDER GP-TILT
FIELD REPLACEMENT ORDER @@@@@502-7039@@@@@
S/N DJK1-UP
292.1-MM (11.5-IN) BORE X 820-MM (32.3-IN) STROKE
PART OF 417-0818 CYLINDER GP-TILT
FIELD REPLACEMENT ORDER @@@@@502-7039@@@@@
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 145-9898 | [1] | CYLINDER AS | |
| 6E-1166 | [1] | BEARING | ||
| 2. | 145-9900 | [1] | HEAD | |
| 3. | 225-3293 | [1] | SEAL-WIPER | |
| 4. | 249-1794 | [1] | ROD AS | |
| 4A. | 6E-1166 | [1] | BEARING | |
| 5. | 249-3165 | [1] | PISTON | |
| 6. | 147-0169 M | [2] | BOLT (M36X4X150-MM) | |
| 7. | 167-2227 | [1] | SEAL AS-BUFFER | |
| 8. | 167-2345 | [1] | SEAL-U-CUP | |
| 9. | 1U-1626 | [1] | RING-BACKUP | |
| 10. | 3G-5022 | [1] | LOCKNUT (4 1/2-12-THD) | |
| 11. | 3S-6162 | [12] | WASHER-HARD (40.5X67X6-MM THK) | |
| 12. | 5P-2236 | [1] | SEAL-O-RING | |
| 13. | 8T-1797 | [1] | SEAL AS | |
| 14. | 8T-7851 | [1] | RING-WEAR | |
| 15. | 9J-2991 | [1] | RING-WEAR | |
| 16. | 9X-6152 M | [10] | BOLT (M36X4X130-MM) | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP67500955
252-5213: CYLINDER GP-TILT
252-5213 CYLINDER GP-TILT -HIGH LIFT MACHINES
S/N DJK1-UP
292.1-MM BORE X 920-MM STROKE
PART OF 420-5536 CYLINDER GP-TILT
FIELD REPLACEMENT ORDER @@@@@502-7040@@@@@
S/N DJK1-UP
292.1-MM BORE X 920-MM STROKE
PART OF 420-5536 CYLINDER GP-TILT
FIELD REPLACEMENT ORDER @@@@@502-7040@@@@@
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 4Z-6415 | [1] | CYLINDER AS | |
| 6E-1166 | [1] | BEARING | ||
| 2. | 9J-2991 | [1] | RING-WEAR | |
| 3. | 8T-1797 | [1] | SEAL AS | |
| 4. | 249-3165 | [1] | PISTON | |
| 5. | 5P-2236 | [1] | SEAL-O-RING | |
| 6. | 1U-1626 | [1] | RING-BACKUP | |
| 7. | 145-9900 | [1] | HEAD | |
| 225-3293 | [1] | SEAL-WIPER | ||
| 8. | 252-5214 | [1] | ROD AS | |
| 6E-1166 | [1] | BEARING | ||
| 9. | 9X-6152 M | [10] | BOLT (M36X4X130-MM) | |
| 10. | 3S-6162 | [12] | WASHER-HARD (40.5X67X6-MM THK) | |
| 11. | 101-0767 M | [2] | BOLT (M36X4X150-MM) | |
| 12. | 225-3293 | [1] | SEAL-WIPER | |
| 13. | 167-2345 | [1] | SEAL-U-CUP | |
| 14. | 167-2227 | [1] | SEAL AS-BUFFER | |
| 15. | 8T-7851 | [1] | RING-WEAR | |
| 16. | 3G-5022 | [1] | LOCKNUT (4 1/2-12-THD) | |
| M | METRIC PART | |||
#SEBP67500956
262-6724: CYLINDER GP-TILT
262-6724 CYLINDER GP-TILT
S/N DJK1-UP
317.5-MM BORE X 819.0-MM STROKE. CUSTOM
PART OF 423-9727 CYLINDER GP-TILT
S/N DJK1-UP
317.5-MM BORE X 819.0-MM STROKE. CUSTOM
PART OF 423-9727 CYLINDER GP-TILT
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3G-5022 | [1] | LOCKNUT (4 1/2-12-THD) | |
| 2. | 6E-0245 J | [1] | RING-WEAR | |
| 3. | 6E-0308 J | [2] | RING-WEAR | |
| 4. | 157-7245 J | [1] | RING-BACKUP | |
| 5. | 167-2239 J | [1] | SEAL AS-BUFFER | |
| 6. | 192-1453 J | [1] | SEAL AS | |
| 7. | 193-4077 | [1] | HEAD | |
| 8. | 225-3299 J | [1] | SEAL-WIPER | |
| 9. | 262-6725 | [1] | CYLINDER AS | |
| 6E-1166 | [1] | BEARING | ||
| 10. | 345-8417 | [1] | ROD AS-HYDRAULIC CYLINDER | |
| 6E-1166 | [1] | BEARING | ||
| 11. | 269-4738 | [1] | PISTON | |
| 12. | 167-2354 J | [1] | SEAL-U-CUP | |
| 14. | 320-2510 J | [1] | SEAL-O-RING | |
| 15. | 6V-3263 J | [1] | SEAL-O-RING | |
| 16. | 8T-0283 M | [12] | BOLT (M30X3.5X110-MM) | |
| 17. | 7X-2584 M | [2] | BOLT (M30X3.5X140-MM) | |
| 18. | 9X-8399 | [14] | WASHER (33X56X6-MM THK) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 336-7365 J | [1] | KIT-HYD CYLINDER SEAL | ||
| (INCLUDES RINGS & SEALS) | ||||
| J | KIT MARKED J INCLUDES PART(S) MARKED J | |||
| M | METRIC PART | |||
#SEBP67500957
417-0818: CYLINDER GP-TILT
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS#SEBP67500958
420-5536: CYLINDER GP-TILT
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 252-5213 Y | [1] | CYLINDER GP-TILT (HIGH LIFT MACHINES) | ||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP67500959
423-9727: CYLINDER GP-TILT
423-9727 CYLINDER GP-TILT
S/N DJK1-UP
PART OF 386-8694 CONFIGURATION AR, 386-8693 STEEL MILL AR
S/N DJK1-UP
PART OF 386-8694 CONFIGURATION AR, 386-8693 STEEL MILL AR
Parts for your 990K WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 262-6724 Y | [1] | CYLINDER GP-TILT | ||
| Y | SEPARATE ILLUSTRATION | |||
Information:
HYDRAULIC SYSTEM
CYLINDER GP
Operation and Maintenance Manual
Special Instruction
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Bucket Stops Provide Additional Protection For Tilt Cylinder {5104, 6001, 6107, 6118, 6119, 7069}
Bucket Stops Provide Additional Protection For Tilt Cylinder {5104, 6001, 6107, 6118, 6119, 7069}
Bucket Stops Provide Additional Protection For Tilt Cylinder {5104, 6001, 6107, 6118, 6119, 7069}
Specifications
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}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Contamination Control Guidelines
Applied Failure Analysis
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Testing and Adjusting
Bench Test Procedures
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the
Disassembly and Assembly
Service Magazine
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Caterpillar Parts SIS Catalog 990K :
Truck sale:
On Request



