# NTN CM-UCP211D1 Cast Dust Cover for UCP211 Pillow Block - Closed End, Set Screw Mounted Unit Accessory - MROSupply.com

***NTN CM-UCP211D1 cast iron dust cover accessory for UCP211 series pillow block mounted units. Closed-end design with set screw locking mechanism protects against contaminants in industrial conveyor and machinery applications.***



## Product details:

- Catalog number: CM-UCP211D1
- SKU: 2169669
- Price: ***$226.79*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [2-Bolt Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/pillow-block-bearings/2-bolt-pillow-block-bearings/)
    - [Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/pillow-block-bearings/)
    - [Mounted Ball Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 5.200 lb


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- A (in): 2.3750
  

  
- A5: 3.9370 in
  

  
- Axial static load rating: 6564 lbf
  

  
- Axial Static Load Rating: 6564 lbf
  

  
- B (in): 2.1890
  

  
- Ball material: Through hardened steel
  

  
- Ball Material: Through Hardened Steel
  

  
- Bearing number: UC211D1
  

  
- Bearing Number: UC211D1
  

  
- Bearing Type: Ball Bearing
  

  
- Bore type: Cylindrical
  

  
- Bore Type: Cylindrical
  

  
- Cage material: Pressed steel
  

  
- Cage Material: Pressed Steel
  

  
- Clearance: CN
  

  
- d (in): 2.1650
  

  
- Dynamic load rating: 9780 lbf
  

  
- Dynamic Load Rating: 9780 lbf
  

  
- Enclosure: Flinger Seal - Both Sides
  

  
- End type: One open, one closed
  

  
- End Type: One Open, One Closed
  

  
- F (in): 0.2362
  

  
- H (in): 2.5000
  

  
- H1: 0.9062 in
  

  
- H3: 5.1250 in
  

  
- Housing construction: 1 Piece
  

  
- Housing Construction: 1 Piece
  

  
- Housing material: Cast iron
  

  
- Housing Material: Cast Iron
  

  
- Housing Number: CM-P211D1
  

  
- Housing width: 2.362 in
  

  
- Housing Width: 2.362 in
  

  
- I.D.: 2.1654 in
  

  
- J (in): 6.7187
  

  
- L (in): 8.6220
  

  
- L1: 2.5625 in
  

  
- Locking device: Set screw
  

  
- Locking Device: Set Screw
  

  
- Lubrication: Relubricatable
  

  
- Max Rotational Speed: 2900 RPM
  

  
- N (in): 0.7812
  

  
- N1: 0.9062 in
  

  
- Number of holes: 2
  

  
- Number of Holes: 2
  

  
- O.D. (in): 3.9370
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Outside Diameter: 3.9370 in
  

  
- Outside Ring Type: Spherical OD
  

  
- Performance: Light Duty
  

  
- Precision rating: ISO class 0
  

  
- Precision Rating: ISO Class 0
  

  
- Radial Dynamic Load Rating: 9779 lbf
  

  
- Rotational Speed [Max]-Grease: 2850 RPM
  

  
- Rotational Speed [Max]-Oil: 0 RPM
  

  
- S: 0.8740 in
  

  
- Seal material: Nitrile rubber
  

  
- Seal Material: Nitrile Rubber
  

  
- Seal type: Contact
  

  
- Seal Type: Contact
  

  
- Static load rating: 6565 lbf
  

  
- Static Load Rating: 6565 lbf
  

  
- Type: Pillow Block Unit
  

  
- Width: 2.189 in
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/50/48/5048457/Screw--Cast-Dust-Cover--Closed-End--UCP-Type_S_PX9x0Us.png)
- [Drawing](https://documents.mrosupply.com/product_documents/CM/CM-UCP324D1/Screw--Cast-Dust-Cover--Closed-End--UCP-Type_S_TJW39gN.png)






## FAQ:

- How do I choose the right type of bearing for my application?: Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints.
For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials.
In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.