# SealMaster FB-204 3-Bolt Flange Bracket Bearing 20 mm Bore Set Screw Lock Gold Line - MROSupply.com

***SealMaster FB-204 3-bolt flange bracket bearing unit with 20 mm bore, set screw lock, and felt seal. Cast iron housing, 52100 bearing steel insert with black oxide coating. Pre-lubricated for general industrial applications.***



## Product details:

- Catalog number: 710123
- SKU: 2259477
- Price: ***$193.79*** Each
- Quantity: This product has a minimum order quantity of 25.
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: 
    - [3-Bolt Flange Bracket](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-bearings/3-bolt-flange-bracket/)
    - [Flanged Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-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: 1.300 lb
- UPC: 662461053188
- 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
  

  
- Base to Center Height (in): 3
  

  
- Bearing Centerline to Bolt Hole Center (in): 1.688
  

  
- Bearing Insert Finish: Black Oxide
  

  
- Bearing Insert Material: 52100 Bearing Steel
  

  
- Bearing Type: Standard Duty
  

  
- Bolt Size (in): 3/8
  

  
- Bolt Spacing (in): 1.5
  

  
- Bolt Spacing Height Direction (in): 0.875
  

  
- Bore Diameter (mm): 20
  

  
- Bore Shape: Straight
  

  
- Cage Material: PPS - Polyphenylene Sulfide
  

  
- Cage Type: Land Riding Retainer
  

  
- Dynamic Load Rating (lb): 2611
  

  
- End Cap: No
  

  
- Fixed vs. Expansion: Fixed
  

  
- Foot Height (in): 0.31
  

  
- Grease Fitting Thread Size: 1/4-28
  

  
- Height: 3.94
  

  
- Housing: Flange, Bracket, Three Bolt
  

  
- Housing Coating: Powder Coated
  

  
- Housing Color: Black
  

  
- Housing Construction: One Piece
  

  
- Housing Material: Cast Iron
  

  
- Housing Style: Flange Block
  

  
- Housing Width (in): 2.38
  

  
- Inner Race Heat Treat Method: Zone-Hardened
  

  
- Inner Ring OD (in): 1.192
  

  
- Insert: 5204
  

  
- Length: 1.5
  

  
- Length Through Bore (in): 1.219
  

  
- Lubricant: Lithium Complex NLGI 2 Grease
  

  
- Max Operating Temperature (F): 220
  

  
- Maximum Speed (RPM): 7300
  

  
- Misalignment Capability: ±2.0° Misalignment - Static Only
  

  
- Misalignment Type: Static Only
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height (in): 1.34
  

  
- Overall Length (in): 4.19
  

  
- Overall Width (in): 2.38
  

  
- Pilot Configuration: No Pilot
  

  
- Radial Clearance: Standard
  

  
- Rolling element: Ball Bearing
  

  
- Seal: Felt Labyrinth Seal
  

  
- Shaft Locking Type: Set Screw
  

  
- Size Code: 2-012
  

  
- Static Load Rating (lb): 1444
  

  
- Vibration Frequency Fundamental Train: 0.007
  

  
- Vibration Frequency Inner Ring Defect: 0.091
  

  
- Vibration Frequency Outer Ring Defect: 0.059
  

  
- Vibration Frequency Roller Spin: 0.038
  

  
- Width: 4
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/FB/FB-12/MCC12004E_Sec_G-57.pdf)
- [Drawing](https://documents.mrosupply.com/product_documents/FB/FB-12/FB.GIF)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/FB/FB-204/regalpts_beloit_EMERSON-FB-204-DEFAULT_b8s3pCV.IGS)
## Alternate products to `SealMaster FB-204 3-Bolt Flange Bracket Bearing 20 mm Bore Set Screw Lock Gold Line - MROSupply.com`:
- [AMI UCFB204 three-bolt flange bracket bearing unit with 20mm bore and set screw locking. Cast iron housing with chrome steel insert for normal duty applications. Wide inner ring design provides enhanced load capacity.](https://www.mrosupply.com/products/792993/as-markdown/)

## Product's reviews:
- Excelent - excelent
- Drum bearing - Very easy to order, arrived very quickly, We will be ordering more items from here in the future.
- Solutions - Fast service, and excellent competitive price.
- Response - Very knowledgeable sales rep. Excellent delivery time. Very important when supply chains are challenging.




## 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.