6V6638 O-Ring fit Caterpillar
6V6638 O-Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
6V6638 O-Ring for Caterpillar Equipment
6V6638 is an O-ring for Caterpillar equipment, identified in the equipment parts data by the Caterpillar part number 6V-6638. It is used in Caterpillar track-type tractors, off-road dump trucks, equipment for the developing mining industry, and OEM solution applications listed for this part number.
This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts). The seal is identified as an FKM fluoroelastomer O-ring with a nominal hardness of 75 Shore A and a black finish.
The part designation appears in both compact and hyphenated formats: 6V6638 and 6V-6638. These designations refer to the same listed O-ring size and application.
Fitment
The available application data identifies the following Caterpillar equipment and equipment groups for part number 6V-6638:
- Caterpillar track-type tractors
- Caterpillar D9R track-type tractor
- Caterpillar off-road dump trucks
- Caterpillar 785 series equipment
- Caterpillar 784B
- Caterpillar 784C
- Caterpillar 785B
- Caterpillar 785C
- Caterpillar 785D
- Caterpillar 785G
- Caterpillar equipment for the developing mining industry
- Caterpillar 6060
- Caterpillar OEM solution applications
- CAT WDS applications
The model and equipment group information above is based on the available listing for 6V-6638. Application should be checked against the machine serial number and the sealing location before installation when several equipment configurations are present.
The supplied fitment data includes complete equipment series and application categories in addition to individual model designations. The 785 series entry covers the listed 785B, 785C, 785D and 785G models, while 784B and 784C are listed separately. D9R and 6060 are also specified as individual Caterpillar equipment models.
Cross-reference numbers
- 6V6638
- 6V-6638
6V6638 is the SKU and compact part-number format. 6V-6638 is the hyphenated Caterpillar part-number format shown in the application data.
Specifications
| Part type | O-ring |
| Equipment manufacturer | Caterpillar |
| Material | Fluoroelastomer (FKM) |
| Material designation | FKM (75) |
| Hardness | 75 Shore A |
| Colour | Black |
| Temperature range | -40 to 350 °F |
| SAE AS568 dash size | -456 |
| Size | 456 |
| Cross-section diameter | 0.28 in |
| Inner diameter | 13.48 in |
| Outside diameter | 14.026 in |
| Coating | None |
Listed package dimensions and weight
| Weight | 0.1 lb |
| Length | 20.32 cm |
| Width | 20.32 cm |
| Depth | 2.54 cm |
The dimensions and weight in the final table are the values provided with the OEM solution data for this listing. They are presented separately from the O-ring cross-section and inside/outside diameter specifications.
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