STEERING SYSTEM
CYLINDER GPLINES GP
OPERATOR STATION
CONTROL GP-HYDRAULICHYDRAULIC SYSTEM
CYLINDER GPSTEERING SYSTEM
CYLINDER GP#SEBP15710060
3G-7607: CYLINDER GP-STEERING
3G-7607 CYLINDER GP-STEERING
S/N 6PC519-668; 4LD251-99999
165.00 MM (6.50 IN) BORE X 1113.00 MM (43.82 IN) STROKE (CHGS 00-01)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC, 8X-4054 CYLINDER GP-STEERING
S/N 6PC519-668; 4LD251-99999
165.00 MM (6.50 IN) BORE X 1113.00 MM (43.82 IN) STROKE (CHGS 00-01)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC, 8X-4054 CYLINDER GP-STEERING
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3G-7608 | [1] | CYLINDER AS | |
| 2. | 4T-0370 | [2] | BUSHING | |
| 3. | 5J-4991 | [1] | SEAL AS | |
| 4. | 2K-4472 | [1] | SEAL-O-RING | |
| 5. | 9T-6861 C | [1] | HEAD | |
| 6. | 1D-4610 | [6] | BOLT (3/4-10X3.25-IN) | |
| 3B-4512 | [6] | LOCKWASHER | ||
| 7. | 8C-3841 | [1] | SEAL AS | |
| 8. | 5J-8275 | [1] | SEAL-U-CUP | |
| 9. | 8J-9924 | [1] | ROD AS | |
| 10. | 8J-9926 | [1] | BUSHING | |
| 11. | 8C-3842 | [1] | SEAL-LIP TYPE | |
| 12. | 3J-9704 | [1] | PISTON | |
| 13. | 2J-0564 | [1] | LOCKNUT (2-12-THD) | |
| 14. | 2K-4473 | [1] | RING-BACKUP | |
| 15. | 3J-9703 | [1] | RING-WEAR | |
| 16. | 3B-8489 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| 17. | 8T-7020 C | [1] | RING-WEAR | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP15710061
8X-4054: CYLINDER GP-STEERING
8X-4054 CYLINDER GP-STEERING
S/N 6PC660-668; 4LD270-99999
2 REQUIRED (CHG 00)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC660-668; 4LD270-99999
2 REQUIRED (CHG 00)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS#SEBP15710062
1U-3048: LINES GP-STEERING
1U-3048 LINES GP-STEERING
S/N 6PC1-666; 4LD1-270
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC1-666; 4LD1-270
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 1P-4577 | [16] | FLANGE-HALF | |
| 2. | 4J-0520 | [8] | SEAL-O-RING | |
| 3. | 3B-1915 | [24] | BOLT (3/8-16X1.375-IN) | |
| 4. | 5M-2894 | [34] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 5. | 0L-1352 C | [16] | BOLT (3/8-16X3.25-IN) | |
| 6. | 8X-1146 | [20] | SPACER (10.3X15.9X60.7-MM THK) | |
| 7. | 1S-1445 | [9] | PLATE (8MM .315IN THK) | |
| 8. | 8X-1142 | [20] | CLAMP | |
| 9. | 1U-3032 I | [1] | HOSE AS | |
| 10. | 1U-3031 I | [1] | HOSE AS | |
| 11. | 8J-2983 | [1] | PLATE (2.5MM .10IN THK) | |
| 12. | 5J-7157 | [2] | VALVE | |
| 13. | 8J-3233 | [2] | PLUG | |
| 4K-1388 | [2] | SEAL-O-RING | ||
| 14. | 5T-9668 CI | [2] | HOSE AS | |
| 15. | 1D-4706 | [2] | BOLT (3/8-16X6-IN) | |
| 16. | 1D-4717 | [8] | NUT (3/8-16-THD) | |
| 17. | 1U-3035 | [1] | TUBE AS | |
| 18. | 8S-9191 | [10] | BOLT (3/8-16X4-IN) | |
| 19. | 8X-1147 | [2] | SPACER (10.3X15.9X74.7-MM THK) | |
| 20. | 1U-3033 | [1] | TUBE AS | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
#SEBP15710063
8X-7137: LINES GP-STEERING
8X-7137 LINES GP-STEERING
S/N 6PC667-668
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC667-668
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8T-8915 | [16] | BOLT (3/8-16X3.25-IN) | |
| 2. | 8X-1142 | [20] | CLAMP | |
| 3. | 8X-1146 | [20] | SPACER (10.3X15.9X60.7-MM THK) | |
| 4. | 1S-1445 | [9] | PLATE | |
| 5. | 8X-1147 | [8] | SPACER (10.3X15.9X74.7-MM THK) | |
| 6. | 8X-7138 | [1] | TUBE AS | |
| 7. | 8X-7142 I | [2] | HOSE AS | |
| 8. | 8J-2983 | [1] | PLATE | |
| 9. | 1P-4577 | [20] | FLANGE-HALF | |
| 10. | 8T-4896 | [48] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 11. | 5S-7382 | [24] | BOLT (3/8-16X1.375-IN) | |
| 12. | 8X-7139 | [1] | TUBE AS | |
| 13. | 4J-0520 | [8] | SEAL-O-RING | |
| 14. | 4K-1388 | [2] | SEAL-O-RING | |
| 15. | 8J-3233 | [2] | PLUG | |
| 16. | 5J-7157 | [2] | VALVE | |
| 17. | 8T-9378 | [16] | BOLT (3/8-16X4-IN) | |
| 18. | 6V-8801 | [8] | NUT (3/8-16-THD) | |
| 19. | 8X-7141 I | [2] | HOSE AS | |
| 20. | 8C-7323 | [2] | BOLT (3/8-16X6-IN) | |
| 21. | 8X-1810 | [4] | CLAMP | |
| 22. | 9J-2231 | [2] | PLATE | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
#SEBP15710064
4T-1819: CONTROL AR-SCRAPER HYDRAULIC
4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC1-668; 4LD1-270
PART OF 8W-9850 CHASSIS AR, 4T-1817, 8W-5633 SCRAPER AR
S/N 6PC1-668; 4LD1-270
PART OF 8W-9850 CHASSIS AR, 4T-1817, 8W-5633 SCRAPER AR
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 8J-5931 Y | [1] | CYLINDER GP-APRON | ||
| 9J-0408 Y | [1] | CYLINDER GP-BOWL | ||
| 9J-0409 Y | [1] | CYLINDER GP-BOWL | ||
| 6J-5824 Y | [1] | CYLINDER GP-EJECTOR | ||
| S/N 6PC1-464 | ||||
| 9T-3595 Y | [1] | CYLINDER GP-EJECTOR | ||
| S/N 6PC465-597 | ||||
| 6E-0897 Y | [1] | CYLINDER GP-EJECTOR | ||
| S/N 6PC598-668 | ||||
| 3G-7607 Y | [2] | CYLINDER GP-STEERING | ||
| S/N 6PC1-659 | ||||
| 8X-4054 Y | [1] | CYLINDER GP-STEERING | ||
| S/N 6PC660-668 | ||||
| 4T-4699 Y | [1] | LINES GP-DRAFT FRAME | ||
| S/N 6PC1-513 | ||||
| 8W-4702 Y | [1] | LINES GP-DRAFT FRAME | ||
| S/N 6PC514-668 | ||||
| 4T-1828 Y | [1] | LINES GP-EJECTOR | ||
| S/N 6PC1-597 | ||||
| 8X-2804 Y | [1] | LINES GP-EJECTOR | ||
| S/N 6PC598-668 | ||||
| 1U-3048 Y | [1] | LINES GP-STEERING | ||
| S/N 6PC1-666 | ||||
| 8X-7137 Y | [1] | LINES GP-STEERING | ||
| S/N 6PC667-668 | ||||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP15710065
8J-5931: CYLINDER GP-APRON
8J-5931 CYLINDER GP-APRON
S/N 6PC1-558; 4LD1-269
8.25 IN BORE X 28.64 IN STROKE
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC1-558; 4LD1-269
8.25 IN BORE X 28.64 IN STROKE
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3J-9449 | [1] | LOCKNUT (2-1/2-12-THD) | |
| 2. | 5J-5559 | [2] | SEAL AS | |
| 3. | 3J-8683 | [1] | RING-WEAR | |
| 4. | 5J-4289 | [1] | PISTON | |
| 5. | 2J-0744 | [1] | RING-BACKUP | |
| 1J-2176 | [1] | SEAL-O-RING | ||
| 6. | 6J-6915 | [1] | SEAL-RING | |
| 7. | 5J-8300 | [1] | SEAL-U-CUP | |
| 8. | 2J-1411 | [1] | SEAL-LIP TYPE | |
| 9. | 5J-9060 | [1] | ROD AS | |
| 10. | 3J-2373 | [1] | BUSHING | |
| 11. | 8J-5928 | [1] | HEAD | |
| 12. | 1D-4627 | [8] | BOLT (7/8-9X3-IN) | |
| 3B-4514 | [8] | LOCKWASHER | ||
| 13. | 8J-5930 | [1] | CYLINDER AS | |
| 14. | 3J-8688 | [2] | BUSHING | |
| 15. | 9S-8006 | [1] | PLUG (7/8-14-THD) | |
| 2M-9780 | [1] | SEAL-O-RING | ||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP15710066
8J-5931: CYLINDER GP-APRON
8J-5931 CYLINDER GP-APRON
S/N 6PC559-668; 4LD270-99999
8.25 IN BORE X 28.64 IN STROKE
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC559-668; 4LD270-99999
8.25 IN BORE X 28.64 IN STROKE
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 4. | 8J-5930 | [1] | CYLINDER AS | |
| 3J-8688 | [2] | BUSHING | ||
| 9S-8006 | [1] | PLUG (7/8-14-THD) | ||
| 2M-9780 | [1] | SEAL-O-RING | ||
| 5. | 3B-4514 | [8] | LOCKWASHER | |
| 6. | 1D-4627 | [8] | BOLT (7/8-9X3-IN) | |
| 7. | 9T-8224 C | [1] | HEAD | |
| 8. | 5J-9060 | [1] | ROD AS | |
| 3J-2373 | [1] | BUSHING | ||
| 9. | 225-3284 | [1] | SEAL-WIPER | |
| 10. | 167-2319 | [1] | SEAL-U-CUP | |
| 11. | 167-2208 | [1] | SEAL AS-BUFFER | |
| 12. | 2J-0744 | [1] | RING-BACKUP | |
| 13. | 1J-2176 | [1] | SEAL-O-RING | |
| 14. | 5J-4289 | [1] | PISTON | |
| 15. | 5J-5559 | [2] | SEAL AS | |
| (EACH INCLUDES) | ||||
| [1] | RING-EXPANDER | |||
| 16. | 3J-8683 | [1] | RING-WEAR | |
| 17. | 3J-9449 | [1] | LOCKNUT (2-1/2-12-THD) | |
| 18. | 8T-7584 C | [1] | RING-WEAR | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP15710067
9J-0408: CYLINDER GP-BOWL
9J-0408 CYLINDER GP-BOWL
S/N 6PC1-518; 4LD1-250
184.20 MM (7.25 IN) BORE X 863.00 MM (34.00 IN) STROKE (CHGS 07-08)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC1-518; 4LD1-250
184.20 MM (7.25 IN) BORE X 863.00 MM (34.00 IN) STROKE (CHGS 07-08)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3J-7848 C | [1] | RING-WEAR | |
| 2. | 5J-4993 C | [1] | SEAL AS | |
| 5J-4407 | [1] | RING-EXPANDER | ||
| 3. | 7J-9198 C | [1] | PISTON | |
| 4. | 9J-8231 | [1] | CYLINDER AS (RH) | |
| 5. | 7J-4888 | [2] | BUSHING | |
| 6. | 8F-9836 C | [1] | BOSS (3/8-16-THD) | |
| 7. | 6J-6553 | [1] | SEAL-RING | |
| 8. | 5J-8275 | [1] | SEAL-U-CUP | |
| 9. | 2H-3856 | [6] | BOLT (7/8-9X3.75-IN) | |
| 10. | 9H-1031 | [8] | WASHER-HARD (24X41.5X6-MM THK) | |
| 11. | 1J-3540 | [1] | SEAL-LIP TYPE | |
| 12. | 1D-4631 | [2] | BOLT (7/8-9X4.25-IN) | |
| 13. | 2K-2939 | [1] | SEAL-O-RING | |
| 2K-2940 | [1] | RING-BACKUP | ||
| 14. | 9J-0407 | [1] | ROD AS | |
| 15. | 3B-8489 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| 16. | 4J-4968 | [2] | RING-LOCK | |
| 7J-3216 | [1] | BEARING | ||
| 17. | 3J-6899 | [1] | LOCKNUT (2-1/4-12-THD) | |
| 18. | 7J-2383 | [1] | HEAD | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP15710068
9J-0408: CYLINDER GP-BOWL
9J-0408 CYLINDER GP-BOWL
S/N 6PC519-668; 4LD251-99999
184.20 MM (7.25 IN) BORE X 863.00 MM (34.00 IN) STROKE (CHGS 07-08)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC519-668; 4LD251-99999
184.20 MM (7.25 IN) BORE X 863.00 MM (34.00 IN) STROKE (CHGS 07-08)
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9T-6550 C | [1] | HEAD | |
| 2. | 167-2207 HJ | [1] | SEAL AS-BUFFER | |
| 3. | 439-2698 HJ | [1] | SEAL-U-CUP | |
| 4. | 446-9333 HJ | [1] | SEAL-WIPER | |
| 5. | 5P-8249 C | [8] | WASHER-HARD (24X41.5X4-MM THK) | |
| 6. | 2H-3856 | [6] | BOLT (7/8-9X3.75-IN) | |
| 7. | 8C-9200 CHJ | [1] | RING-WEAR | |
| 8. | 3B-8489 | [1] | FITTING-GREASE (1/8-27 PTF)(BOWL CYLINDER) | |
| 10. | 9J-8231 | [1] | CYLINDER AS (RH) | |
| 10A. | 7J-4888 | [2] | BUSHING | |
| 8F-9836 | [1] | BOSS (3/8-16-THD) | ||
| 12. | 1D-4631 | [2] | BOLT (7/8-9X4.25-IN) | |
| 16. | 2K-2939 J | [1] | SEAL-O-RING | |
| 17. | 2K-2940 J | [1] | RING-BACKUP | |
| 18. | 9J-0407 | [1] | ROD AS | |
| 18A. | 7J-3216 | [1] | BEARING | |
| 4J-4968 | [2] | RING-LOCK | ||
| 19. | 7J-9198 | [1] | PISTON | |
| 20. | 5J-4993 J | [1] | SEAL AS | |
| 21. | 3J-7848 J | [1] | RING-WEAR | |
| 22. | 3J-6899 | [1] | LOCKNUT (2-1/4-12-THD) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 243-5814 J | [1] | KIT-HYD CYLINDER SEAL | ||
| 243-5819 H | [1] | KIT-HYDRAULIC CYLINDER SEAL | ||
| (INCLUDES O-RING SEAL, SEAL AS, WEAR RING & HEAD SEAL) | ||||
| C | CHANGE FROM PREVIOUS TYPE | |||
| H | KIT MARKED H SERVICES PART(S) MARKED H | |||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP15710069
9J-0409: CYLINDER GP-BOWL
9J-0409 CYLINDER GP-BOWL
S/N 6PC1-518; 4LD1-250
184.00 MM (7.25 IN) BORE X 874.00 MM (34.40 IN) STROKE (CHGS 07-08). LH
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
S/N 6PC1-518; 4LD1-250
184.00 MM (7.25 IN) BORE X 874.00 MM (34.40 IN) STROKE (CHGS 07-08). LH
PART OF 4T-1819 CONTROL AR-SCRAPER HYDRAULIC
Parts for your 631E WHEEL SCRAPER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3J-7848 | [1] | RING-WEAR | |
| 2. | 5J-4993 | [1] | SEAL AS | |
| 5J-4407 | [1] | RING-EXPANDER | ||
| 3. | 7J-9198 | [1] | PISTON | |
| 4. | 9J-8232 | [1] | CYLINDER AS (LH) | |
| 5. | 7J-4888 | [2] | BUSHING | |
| 6. | 8F-9836 C | [1] | BOSS (3/8-16-THD) | |
| 7. | 6J-6553 | [1] | SEAL-RING | |
| 8. | 5J-8275 | [1] | SEAL-U-CUP | |
| 9. | 2H-3856 | [6] | BOLT (7/8-9X3.75-IN) | |
| 10. | 9H-1031 | [8] | WASHER-HARD (24X41.5X6-MM THK) | |
| 11. | 1J-3540 | [1] | SEAL-LIP TYPE | |
| 12. | 1D-4631 | [2] | BOLT (7/8-9X4.25-IN) | |
| 13. | 2K-2939 | [1] | SEAL-O-RING | |
| 2K-2940 | [1] | RING-BACKUP | ||
| 14. | 9J-0407 | [1] | ROD AS | |
| 15. | 3B-8489 | [1] | FITTING-GREASE (1/8-27 PTF) | |
| 16. | 4J-4968 | [2] | RING-LOCK | |
| 7J-3216 | [1] | BEARING | ||
| 17. | 3J-6899 | [1] | LOCKNUT (2-1/4-12-THD) | |
| 18. | 7J-2383 | [1] | HEAD | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
Information:
STEERING SYSTEM
CYLINDER GP
Special Instruction
Specifications
Servo Cylinder<BR> 4T9364 (Earlier Models), 9T6685 (Later Models)
631E & 637E WHEEL TRACTOR-SCRAPERS STEERING SYSTEM
631E & 637E WHEEL TRACTOR-SCRAPERS STEERING SYSTEM
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
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}
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}
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




