COOLING SYSTEM
LINES GP-WATERPUMP GP-WATER
RADIATOR GP
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GPTURBOCHARGER GP
COOLING SYSTEM
LINES GP-WATER#SEBP51220090
205-4013: PLUG GP-WATER LINES
205-4013 PLUG GP-WATER LINES
S/N TXD1-UP; THX1-UP
PROVIDES CUP PLUGS FOR THE RH SIDE OF BLOCK AND PIPE PLUG AT REAR OF BLOCK IN PLACE OF A JACKET WATER HEATER
PART OF 367-4852, 417-0656, 417-0657, 511-8734, 511-8735 ENGINE AR-COMPLETE
CANNOT BE USED WITH JACKET WATER HEATER
ALSO AN ATTACHMENT
S/N TXD1-UP; THX1-UP
PROVIDES CUP PLUGS FOR THE RH SIDE OF BLOCK AND PIPE PLUG AT REAR OF BLOCK IN PLACE OF A JACKET WATER HEATER
PART OF 367-4852, 417-0656, 417-0657, 511-8734, 511-8735 ENGINE AR-COMPLETE
CANNOT BE USED WITH JACKET WATER HEATER
ALSO AN ATTACHMENT
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS#SEBP51220091
352-2123: PUMP AS-WATER
352-2123 PUMP AS-WATER
S/N TXD1-UP; THX1-UP
PART OF 352-2125 PUMP GP-WATER
ALSO AN ATTACHMENT
S/N TXD1-UP; THX1-UP
PART OF 352-2125 PUMP GP-WATER
ALSO AN ATTACHMENT
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS#SEBP51220092
202-7674: PUMP GP-WATER
202-7674 PUMP GP-WATER
S/N TXD1-UP; THX1-UP
PART OF 367-4852 ENGINE AR-COMPLETE, 384-8426, 417-6290 ENGINE AR-CORE
ALSO AN ATTACHMENT
S/N TXD1-UP; THX1-UP
PART OF 367-4852 ENGINE AR-COMPLETE, 384-8426, 417-6290 ENGINE AR-CORE
ALSO AN ATTACHMENT
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS#SEBP51220093
352-2125: PUMP GP-WATER
352-2125 PUMP GP-WATER
S/N TXD1-UP; THX1-UP
PART OF 202-7674 PUMP GP-WATER
ALSO AN ATTACHMENT
S/N TXD1-UP; THX1-UP
PART OF 202-7674 PUMP GP-WATER
ALSO AN ATTACHMENT
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 177-1044 | [1] | COVER | |
| 2. | 222-3901 | [1] | GASKET | |
| 3. | 352-2123 Y | [1] | PUMP AS-WATER | |
| 4. | 353-5126 | [2] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 6V-6609 | [1] | SEAL-O-RING | ||
| 9S-8005 | [1] | PLUG (3/4-16-THD) | ||
| 5. | 6V-3918 M | [4] | BOLT (M8X1.25X50-MM) | |
| 6. | 9M-1974 | [4] | WASHER-HARD (8.8X16X2-MM THK) | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP51220094
361-5268: RADIATOR & HYD OIL COOLER GP
361-5268 RADIATOR & HYD OIL COOLER GP
S/N F7B1-UP
PART OF 361-5267 RADIATOR & MOUNTING GP
S/N F7B1-UP
PART OF 361-5267 RADIATOR & MOUNTING GP
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 232-6682 | [8] | SLEEVE-RUBBER | |
| 2. | 504-3836 | [1] | CHANNEL AS-TOP | |
| 3. | 352-3851 | [1] | RADIATOR GP | |
| 148-2701 | [1] | CAP-RADIATOR | ||
| 4. | 352-3852 | [1] | CORE AS-OIL COOLER (HYDRAULIC) | |
| 5. | 361-5269 | [1] | SHROUD AS-FAN | |
| 6. | 257-2332 | [1] | CORE AS-AFTERCOOLER (HYDRAULIC) | |
| 3J-5390 | [2] | PLUG (3/8-18-THD) | ||
| 7. | 370-1607 | [1] | CHANNEL AS | |
| 8. | 370-1608 | [1] | CHANNEL AS | |
| 9. | 373-6579 | [1] | CHANNEL AS | |
| 10. | 6V-7744 M | [16] | LOCKNUT (M10X1.5-THD) | |
| 11. | 8T-4121 | [16] | WASHER-HARD (11X21X2.5-MM THK) | |
| 12. | 8T-4189 M | [10] | BOLT (M8X1.25X20-MM) | |
| 13. | 8T-4196 M | [16] | BOLT (M10X1.5X35-MM) | |
| 14. | 8T-4224 | [10] | WASHER-HARD (8.8X16X2-MM THK) | |
| 15. | 6V-1392 D | SEAL (0.8-M) | ||
| 15A. | 6V-1392 D | SEAL (0.2-M) | ||
| 15B. | 6V-1392 D | SEAL (1.4-M EACH) | ||
| 15C. | 6V-1392 D | SEAL (1.0-M) | ||
| D | ORDER BY THE METER | |||
| M | METRIC PART | |||
#SEBP51220095
361-5267: RADIATOR & MOUNTING GP
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8F-8151 | [1] | VALVE-SHUTOFF (COOLANT DRAIN) | |
| 2. | 095-1388 | [1] | CLAMP-HOSE | |
| 4. | 096-4035 | [3] | CLIP | |
| 6. | 226-3630 | [2] | BRACKET | |
| 7. | 230-2780 | [1] | TANK GP-COOLANT | |
| 171-3370 | [1] | CAP AS (COOLANT OVERFLOW) | ||
| 204-0920 | [1] | CAP AS (COOLANT FILL) | ||
| 9. | 361-5268 Y | [1] | RADIATOR & HYD OIL COOLER GP | |
| 10. | 085-9310 | [4] | SPACER (16.6X32X26-MM THK) | |
| 11. | 124-1479 | [5] | CLIP | |
| 13. | 7X-7729 | [4] | WASHER (11X25X3-MM THK) | |
| 14. | 8T-4121 | [7] | WASHER-HARD (11X21X2.5-MM THK) | |
| 15. | 8T-4136 M | [6] | BOLT (M10X1.5X25-MM) | |
| 16. | 8T-4139 M | [4] | BOLT (M12X1.75X30-MM) | |
| 17. | 8T-4186 M | [2] | BOLT (M10X1.5X40-MM) | |
| 18. | 8T-4193 M | [4] | BOLT (M16X2X50-MM) | |
| 19. | 8T-4223 | [4] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 20. | 5P-0767 E | HOSE (35-CM) | ||
| 21. | 7Y-1976 E | HOSE-WATER (51-CM) | ||
| 21A. | 7Y-1976 E | HOSE-WATER (201-CM) | ||
| 22. | 5P-9299 | [1] | CLIP (LOOP) | |
| 23. | 8T-4137 M | [1] | BOLT (M10X1.5X20-MM) | |
| 24. | 385-4660 | [1] | CORE AS | |
| 25. | 438-3237 | [1] | BRACKET AS | |
| 26. | 8T-4133 M | [2] | NUT (M10X1.5-THD) | |
| E | ORDER BY THE CENTIMETER | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP51220096
317-9524: AIR CLEANER GP
#SEBP51220097
367-2129: AIR CLEANER GP
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8U-6668 | [1] | VALVE | |
| 2. | 178-2593 | [2] | BUMPER | |
| 3. | 145-4212 | [1] | INDICATOR-AIR FILTER CHANGE | |
| 4. | 187-8703 | [1] | HOSE-ELBOW | |
| 5. | 188-2030 | [1] | HOSE-ELBOW | |
| 6. | 317-9524 Y | [1] | AIR CLEANER GP | |
| 7. | 393-5559 | [1] | TUBE | |
| 8. | 394-7565 | [1] | PLATE | |
| 9. | 394-7566 | [1] | TUBE AS | |
| 10. | 394-7569 | [1] | PLATE AS | |
| 11. | 425-9278 | [1] | BRACKET AS | |
| 12. | 169-6713 | [1] | ADAPTER AS | |
| 7J-0204 | [1] | SEAL-O-RING | ||
| 13. | 209-4590 | [1] | CLAMP-T BOLT | |
| 14. | 220-4126 | [1] | CLAMP | |
| 15. | 240-2651 | [2] | CLAMP | |
| 16. | 4M-8973 | [1] | ELBOW | |
| 17. | 5C-7261 M | [1] | NUT (M8X1.25-THD) | |
| 18. | 7X-7729 | [6] | WASHER (11X25X3-MM THK) | |
| 19. | 8T-4121 | [16] | WASHER-HARD (11X21X2.5-MM THK) | |
| 20. | 8T-4136 M | [6] | BOLT (M10X1.5X25-MM) | |
| 21. | 8T-4137 M | [4] | BOLT (M10X1.5X20-MM) | |
| 22. | 8T-4195 M | [4] | BOLT (M10X1.5X30-MM) | |
| 23. | 8T-4196 M | [6] | BOLT (M10X1.5X35-MM) | |
| 24. | 8T-4224 | [10] | WASHER-HARD (8.8X16X2-MM THK) | |
| 25. | 8T-4908 M | [6] | BOLT (M8X1.25X25-MM) | |
| 26. | 5P-5902 D | SEAL (1.1-M) | ||
| 27. | 6V-9335 D | SEAL (1.7-M) | ||
| 28. | 422-8946 | [1] | PLATE | |
| 29. | 8T-7547 M | [2] | BOLT (M8X1.25X30-MM) | |
| D | ORDER BY THE METER | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP51220098
367-2129: AIR CLEANER GP
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8U-6668 | [1] | VALVE | |
| 2. | 178-2593 | [1] | BUMPER | |
| 3. | 145-4212 | [1] | INDICATOR-AIR FILTER CHANGE | |
| 4. | 187-8703 | [1] | HOSE-ELBOW | |
| 5. | 188-2030 | [1] | HOSE-ELBOW | |
| 6. | 317-9524 Y | [1] | AIR CLEANER GP | |
| 7. | 393-5559 | [1] | TUBE | |
| 9. | 394-7566 | [1] | TUBE AS | |
| 10. | 394-7569 | [1] | PLATE AS | |
| 11. | 425-9278 | [1] | BRACKET AS | |
| 12. | 169-6713 | [1] | ADAPTER AS | |
| [1] | ADAPTER | |||
| 7J-0204 | [1] | SEAL-O-RING | ||
| 13. | 209-4590 | [1] | CLAMP-T BOLT | |
| 14. | 220-4126 | [1] | CLAMP | |
| 15. | 240-2651 | [2] | CLAMP | |
| 16. | 4M-8973 | [1] | ELBOW | |
| 17. | 5C-7261 M | [1] | NUT (M8X1.25-THD) | |
| 18. | 7X-7729 | [6] | WASHER (11X25X3-MM THK) | |
| 19. | 8T-4121 | [16] | WASHER-HARD (11X21X2.5-MM THK) | |
| 20. | 8T-4136 M | [6] | BOLT (M10X1.5X25-MM) | |
| 21. | 8T-4137 M | [4] | BOLT (M10X1.5X20-MM) | |
| 22. | 8T-4195 M | [4] | BOLT (M10X1.5X30-MM) | |
| 23. | 8T-4196 M | [6] | BOLT (M10X1.5X35-MM) | |
| 24. | 8T-4224 | [8] | WASHER-HARD (8.8X16X2-MM THK) | |
| 25. | 8T-4908 M | [2] | BOLT (M8X1.25X25-MM) | |
| 26. | 5P-5902 D | SEAL (1.1-M) | ||
| 27. | 6V-9335 CD | SEAL (2.6-M) | ||
| 28. | 422-8946 | [1] | PLATE | |
| 29. | 8T-7547 M | [2] | BOLT (M8X1.25X30-MM) | |
| 30. | 458-1019 C | [1] | TUBE AS | |
| 31. | 226-2111 C | [1] | PRECLEANER AS | |
| 216-2212 | [1] | CLAMP | ||
| 32. | 8T-4189 M | [4] | BOLT (M8X1.25X20-MM) | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| D | ORDER BY THE METER | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP51220099
235-5507: CARTRIDGE GP-TURBOCHARGER
235-5507 CARTRIDGE GP-TURBOCHARGER
S/N TXD1-UP; THX1-UP
PART OF 250-7700 TURBOCHARGER GP
ALSO AN ATTACHMENT
S/N TXD1-UP; THX1-UP
PART OF 250-7700 TURBOCHARGER GP
ALSO AN ATTACHMENT
Parts for your 521B TRACK FELLER BUNCHER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 206-6461 | [1] | PISTON-RING | |
| 2. | 510-3597 | [1] | NUT (M8X1.25-THD, LH) | |
| 3. | 7C-6658 | [1] | RING-RETAINING | |
| 4. | 510-3670 | [1] | INSERT | |
| 5. | 7C-5828 | [1] | SEAL-O-RING | |
| 6. | 206-6459 | [1] | PISTON RING | |
| 7. | 510-3683 | [1] | SLEEVE-FLINGER | |
| 8. | 206-6460 | [1] | SLEEVE-THRUST | |
| 9. | 156-0516 | [1] | BEARING-THRUST | |
| 10. | 510-3705 | [1] | DEFLECTOR-OIL | |
| 11. | 164-9414 | [2] | BEARING-JOURNAL | |
| 12. | 4P-9807 | [4] | RING-RETAINING |
Information:
COOLING SYSTEM
LINES GP-WATER
Engine News
Operation and Maintenance Manual
Specifications
Systems Operation
Disassembly and Assembly
Water Temperature Regulator - Remove and Install - Engine In Chassis
521B and 522B Track Feller Bunchers Engine Supplement
521B and 522B Track Feller Bunchers Engine Supplement
Service Magazine
Caterpillar Parts SIS Catalog 521B :
Truck sale:
CATERPILLAR 521B 2015
- FORESTRY - FELLER BUNCHERS - TRACK
MICHIGAN CAT
US (Mid, North), Canada, ON West: John Kinney; US (NE, SE, SW), Canada QU East, AUS: Bill Dowd;
- FORESTRY - FELLER BUNCHERS - TRACK
MICHIGAN CAT
US (Mid, North), Canada, ON West: John Kinney; US (NE, SE, SW), Canada QU East, AUS: Bill Dowd;




