4J0519 O-Ring fit Caterpillar
4J0519 O-Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
4J0519 O-Ring for Caterpillar — SKU 4J0519
4J0519 is a standard O-ring seal for Caterpillar equipment. It is used as an axial or radial seal to help prevent leakage and contamination at the sealed connection. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The seal is identified by Caterpillar part number 4J-0519 and corresponds to SAE AS568 dash size -218. The available technical data specifies a black nitrile rubber sealing ring with a Shore A hardness of 90 and no surface coating.
Fitment
The 4J0519 O-ring is used on the following Caterpillar equipment types and models:
- Caterpillar articulated dump trucks
- Caterpillar asphalt pavers
- Caterpillar backhoe loaders
- Caterpillar earthmoving compactors
- Caterpillar D350E
- Caterpillar D400E
- Caterpillar AP-1000
- Caterpillar 446B
- Caterpillar 446D
- Caterpillar 816F
- Caterpillar 816F II
- Caterpillar 826C
- Caterpillar 836
- Caterpillar 815B
Fitment should be confirmed by comparing the installed seal dimensions and the equipment parts documentation before installation, particularly where several O-ring sizes are used in the same hydraulic, pneumatic or mechanical assembly.
Cross-reference numbers
| CTP SKU | 4J0519 |
| Caterpillar part number | 4J-0519 |
| SAE AS568 dash size | -218 |
Specifications
| Part type | Standard O-ring seal |
| Primary application | Axial or radial sealing |
| Equipment manufacturer | Caterpillar |
| Material | Nitrile rubber (NBR) |
| Rubber designation | NBR (90) |
| Hardness | 90 Shore A |
| Color | Black |
| Coating | None |
| Temperature range | -40 to 212 °F |
| Size | 218 |
| Cross-section diameter | 0.14 in |
| Inside diameter | 1.23 in |
| Outside diameter | 1.512 in |
Product dimensions and weight
| Product weight | 0.1 lb |
| Length | 15.24 cm |
| Width | 12.7 cm |
| Depth | 2.54 cm |
The O-ring dimensions are specified as an inside diameter of 1.23 in, a cross-section diameter of 0.14 in and an outside diameter of 1.512 in. These measurements describe the sealing ring itself; the dimensions of the groove, mating components and installed assembly are not specified in the available product data.
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