8M4447 Silicone O-ring fit Caterpillar
8M4447 Silicone O-ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
8M4447 Silicone O-Ring for Caterpillar
The 8M4447 is a standard silicone O-ring used as a sealing component in Caterpillar equipment. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
This O-ring is made from silicone rubber identified as VMQ. The supplied product data identifies it for Caterpillar equipment, but does not specify individual machine models, machine series, engine applications, or installation locations. Model-specific compatibility should therefore be checked against the equipment service documentation and the dimensions of the removed seal.
Fitment
- Equipment manufacturer: Caterpillar
- Application: Caterpillar equipment; specific compatible models and series are not specified in the available data
Cross-reference numbers
- 8M4447
- 8M-4447
Specifications
| Part type | O-ring seal |
| Seal profile | Standard round-section O-ring |
| Material | Silicone rubber, VMQ |
| Hardness | 70 Shore A |
| Temperature range | -50 °F to 300 °F |
| Cross-section diameter | 0.14 in |
| Inside diameter | 0.48 in |
| Outside diameter | 0.762 in |
| SAE AS568 dash size | -206 |
| Color | Yellow |
| Weight | 0.1 lb |
| Listed length | 8.89 cm |
| Listed width | 15.24 cm |
| Listed depth | 1.27 cm |
The dimensional values for the seal are the cross-section diameter, inside diameter, and outside diameter shown above. The listed length, width, and depth are provided separately in the product data and are not identified as additional O-ring dimensional parameters.

























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