# SealMaster RFB 108C CR 4-Bolt Flange Bearing 1-1/2" Bore Double Set Screw Lock Tapered Roller - MROSupply.com

***SealMaster RFB 108C CR 4-bolt flange bearing unit, 1-1/2" bore, double set screw locking, contact seal. Cast iron solid base housing with tapered roller element for heavy-duty radial and axial load support.***



## Product details:

- Catalog number: RFB 108C CR
- SKU: 2256332
- Price: ***$832.79*** Each
- Quantity: This product has a minimum order quantity of 2.
This is the minimum order quantity available when purchasing this product.
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SealMaster](https://www.mrosupply.com/brands/sealmaster/)
- Category: 
    - [4-Bolt Flange](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/flanged-mounted-bearings/4-bolt-flange/)
    - [Flanged Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/flanged-mounted-bearings/)
    - [Mounted Roller Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 12.300 lb
- UPC: 662461297858
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Ability to Relubricate: Yes
  

  
- Bearing Insert Coating: Uncoated
  

  
- Bolt Center Diameter (in): 5.813
  

  
- Bolt Center-to-Center Length (in): 4.125
  

  
- Bolt Size (in): 0.5
  

  
- Bore Shape: Straight
  

  
- Centerline to Front Face (in): 1.688
  

  
- Collar OD (in): 2.875
  

  
- Duty: Standard
  

  
- End Cap: No
  

  
- Expansion: Non-Expansion Bearing (Fixed)
  

  
- Foot Height (in): 1.188
  

  
- Grease Fitting Thread Size: 1/8 NPT
  

  
- Height: 3.63
  

  
- Housing: Flange, Four Bolt
  

  
- Housing Base: Solid
  

  
- Housing Color: Silver/Gray
  

  
- Housing Construction: Split Two Piece
  

  
- Housing Material: Flouropolymer Coated Cast Iron
  

  
- Housing Style: Flange Block
  

  
- Housing Width (in): 5.375
  

  
- I.D.: 1.5
  

  
- Inner Race Heat Treat Method: Case Carburized Inner Ring
  

  
- Inner Race Length (in): 3.375
  

  
- Insert Material: 52100 Bearing Steel
  

  
- Insert Number: RCI-108C FG1
  

  
- Internal Clearance: Standard
  

  
- Length: 6.38
  

  
- Locking: Double Collar Mount
  

  
- Lubrication Type: Lithium; EP; NLGI#2
  

  
- Max Operating Temperature (F): 220
  

  
- Maximum Speed (RPM): 3000
  

  
- Measure Unit: Inch
  

  
- Misalignment Capability: ±3.0° Misalignment - Static Only
  

  
- Misalignment Type: Static Only
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height (in): 3.5
  

  
- Overall Length (in): 5.375
  

  
- Overall Width (in): 3.5
  

  
- Pilot Configuration: No Pilot
  

  
- Platform: CR Series
  

  
- Replaceable Insert: Yes
  

  
- Retainer Material: Steel
  

  
- Rolling element: Tapered Roller
  

  
- Seal: Single Lip Contact Seal
  

  
- Series: RFB
  

  
- Width: 6.38
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/RF/RFB%20110C/MCC11012E_Sec_I31.pdf)
- [Drawing](https://documents.mrosupply.com/product_documents/RF/RFB%20110C/RFB.gif)
- [Instruction Sheet](https://documents.mrosupply.com/product_documents/RF/RFPA%20110C/740-0021%2520Rev%25205-02.pdf)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/RF/RFB%20108C%20CR/regalpts_beloit_EPTCAD-RFB-108-DEFAULT_PZRJZvN.IGS)

## Product's reviews:
- Solutions - Fast service, and excellent competitive price.
- Bearing - It was delivered on time
- Excelent - excelent
- Drum bearing - Very easy to order, arrived very quickly, We will be ordering more items from here in the future.




## 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.