6V7991 O-ring fit Caterpillar
6V7991 O-ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
6V7991 O-Ring for Caterpillar Equipment
The 6V7991 O-ring is a sealing component for Caterpillar engine and machine equipment. It is used in axial and radial sealing applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The seal is made from NBR (nitrile rubber) and is identified by a black color. The supplied product data specifies a 75 Shore A hardness, an uncoated surface, and standard O-ring construction. The part is intended to provide a sealing interface between mating components in the applicable Caterpillar assemblies.
Fitment
The 6V7991 O-ring is listed for use on the following Caterpillar engine and machine equipment models:
- Caterpillar 3046
- Caterpillar 3054
- Caterpillar 3054C
- Caterpillar 3054E
- Caterpillar 3064
- Caterpillar 3116
- Caterpillar 3126
- Caterpillar 3126B
- Caterpillar 3304
- Caterpillar 3306
Fitment depends on the specific assembly and sealing position. Verify the part number and dimensions against the parts documentation for the equipment before installation.
Cross-reference numbers
| Part number | 6V7991 |
| Also identified as | 6V-7991 |
Specifications
| Part type | O-ring |
| Equipment brand | Caterpillar |
| Equipment application | Engine and machine equipment |
| Sealing application | Axial or radial |
| Material | NBR (nitrile rubber) |
| Hardness | 75 Shore A |
| Color | Black |
| Coating | None |
| Cross-section diameter | 0.14 in |
| Inner diameter | 11.12 in |
| Outside diameter | 11.395 in |
| SAE AS568 dash size | Not specified |
| Weight | 0.2 lb |
| Length | 30 cm |
| Width | 30 cm |
| Depth | 2 cm |
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