3E6788 FKM O-Ring fit Caterpillar
3E6788 FKM O-Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
3E6788 FKM O-Ring for Caterpillar Equipment
The 3E6788 O-ring is a fluoroelastomer sealing ring used in Caterpillar equipment. It is intended for sealing applications in axial or radial orientations and is supplied as a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The available product data identifies the part for Caterpillar equipment but does not specify individual machine models or machine series. The component is classified as hardware and is supplied as one O-ring.
Cross-reference numbers
- 3E6788
- 3E-6788
Specifications
| Part type | O-ring sealing element |
| Equipment manufacturer | Caterpillar |
| Material | Fluoroelastomer, FKM |
| Material designation | FKM (75) |
| Hardness | 75 Shore A |
| Color | Brown |
| Seal orientation | Axial and radial |
| SAE AS568 dash size | -130 |
| Cross-section diameter | 0.1 in |
| Inner diameter | 1.61 in |
| Outside diameter | 1.818 in |
| Temperature range | -40 to 350 °F |
| Coating | None |
| Weight | 0.1 lb |
| Listed length | 8.89 cm |
| Listed width | 15.24 cm |
| Listed depth | 1.27 cm |
| SKU | 3E6788 |
The sealing ring is made from FKM fluoroelastomer with a nominal hardness of 75 Shore A. The supplied dimensions are a 0.1-inch cross section, a 1.61-inch inner diameter, and a 1.818-inch outside diameter. The component is identified by SAE AS568 dash size -130 and has no coating.
The temperature specification for this part is from -40 to 350 °F. The product data lists resistance-related properties associated with the FKM material, including use in contact with oils and chemicals; no additional coating or surface treatment is specified.
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