4J0523 O-ring fit Caterpillar
4J0523 O-ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
4J0523 O-ring for Caterpillar equipment
4J0523 is a preformed packing used in the cover and valve body assemblies of Caterpillar articulated dump trucks. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is identified as an O-ring or preformed packing for Caterpillar equipment. The Caterpillar equipment manufacturer part number associated with this component is 4J0523.
Fitment
| Equipment brand | Caterpillar |
| Equipment type | Articulated dump trucks |
| Model | Caterpillar 725 |
| Model | Caterpillar 730 |
| Model | Caterpillar 735 |
| Model | Caterpillar 740 |
| Model | Caterpillar D250E II |
| Model | Caterpillar D300E II |
| Model | Caterpillar D350E |
| Model | Caterpillar D350E II |
| Model | Caterpillar D400E |
| Model | Caterpillar D400E II |
Cross-reference numbers
The following numbers are associated with 4J0523 and may be used for identification of the same packing or O-ring application:
| Caterpillar equipment manufacturer number | 4J0523 |
| Supplier or interchange number | 774468 |
| Supplier or interchange number | 8T7267 |
| Supplier or interchange number | 4J523 |
Specifications
| Part type | O-ring / preformed packing |
| Assembly application | Cover and valve body |
| Part number | 4J0523 |
| Manufacturer of the aftermarket part | CTP (Costex Tractor Parts) |
| Condition | New |
| Weight | 0.1 lb |
| Length | 5 cm |
| Width | 5 cm |
| Depth | 0.2 cm |
Before installation, compare the part number and the listed dimensions with the component removed from the machine. The fitment information covers the Caterpillar 725, 730, 735 and 740 articulated dump truck models, as well as the D250E II, D300E II, D350E, D350E II, D400E and D400E II series listed above.






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