SKF CRW1 V Radial Shaft Seal 0.625 x 1.25 x 0.25 in, FKM | AIMS Industrial
Available
The CRW1 is an SKF CR Seal with a metal outer case and a wave-profile sealing lip, for oil or grease lubricated applications.
An oil seal has two main parts: an outer cylindrical casing that is a press fit in the housing bore, and a sealing lip that runs on the shaft. The lip is what keeps oil or grease in and contamination out at the point where the shaft passes through the housing.
The sealing material is FKM (fluoroelastomer), also sold as Viton. Check that the FKM material suits the lubricant and the operating temperature of your application before ordering.
This is a clearance item and is sold as-is. No returns or exchanges apply. Please contact us if you require further details or wish to inspect the item prior to purchase
Where this product is used
- Gearboxes and speed reducers
- Pumps and motors
- Rollers and general rotating equipment
- Shaft penetrations in housings where lubricant must stay in
Features
- Metal outer case with an interference fit in the housing bore
- Wave-profile sealing lip
- Oil or grease lubricated applications
- FKM (fluoroelastomer, Viton) sealing material
- 2 sizes: 0.625 x 1.25 x 0.25 in; 1.875 x 3 x 0.313 in
Key specifications
| Specification | Detail |
|---|---|
| Brand | SKF |
| Product | Radial shaft seal (CR Seal) |
| Series | CRW1 |
| Style | V |
| Material | FKM (fluoroelastomer, Viton) |
| Lubrication | Oil or grease |
| Sizes | 0.625 x 1.25 x 0.25 in; 1.875 x 3 x 0.313 in |
Sizes
| Model | Shaft diameter d | Housing bore D | Seal width |
|---|---|---|---|
| 6909 | 0.625 in (15.88 mm) | 1.25 in (31.75 mm) | 0.25 in (6.35 mm) |
| 18818 | 1.875 in (47.62 mm) | 3 in (76.2 mm) | 0.313 in (7.95 mm) |
Selecting and fitting
Check the shaft diameter, housing bore diameter and seal width against your application before ordering, and use the dimensions in the sizes table above. The shaft surface the lip runs on must be clean and free from scoring. If the shaft is worn at the seal position, a shaft repair sleeve fixes this without replacing the shaft: SKF Speedi-Sleeve.
The dimensions above are catalogue values for reference. Contact AIMS to confirm a measurement if it is critical to your application.
Resources
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0.625 x 1.25 x 0.25"
Model Number: 6909
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1.875 x 3 x 0.313"
Model Number: 18818

