# SealMaster MSF-56 2-Bolt Flange Bearing 3-1/2" Bore Set Screw Lock Gold Line - MROSupply.com

***SealMaster MSF-56 2-bolt flange bearing unit, 3-1/2" bore, set screw lock, Gold Line. Cast iron housing with 52100 bearing steel insert, black oxide coated, felt-labyrinth seal. Pre-lubricated for general industrial applications.***



## Product details:

- Catalog number: MSF-56
- SKU: 423267
- Price: ***$1,361.20*** Each
- 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-ball-bearings/flanged-mounted-bearings/4-bolt-flange/)
    - [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: 28.690 lb
- UPC: 662461014738
- 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 Finish: Black Oxide
  

  
- Bearing Insert Material: 52100 Bearing Steel
  

  
- Bearing Type: Medium Duty
  

  
- Bolt Size (in): 7/8
  

  
- Bolt Spacing (in): 6.75
  

  
- Bore Diameter (in): 3.5
  

  
- Bore Shape: Straight
  

  
- Cage Material: Brass
  

  
- Cage Type: Land Riding Retainer
  

  
- Dynamic Load Rating (lb): 21566
  

  
- End Cap: No
  

  
- Fixed vs. Expansion: Fixed
  

  
- Foot Height (in): 1
  

  
- Grease Fitting Thread Size: 1/4 NPT
  

  
- Height: 3.88
  

  
- Housing: Flange, Four Bolt
  

  
- Housing Backside Inner Diameter: 6.31
  

  
- Housing Coating: Powder Coated
  

  
- Housing Color: Black
  

  
- Housing Construction: One Piece
  

  
- Housing Material: Cast Iron
  

  
- Housing Style: Flange Block
  

  
- Inner Race Heat Treat Method: Zone-Hardened
  

  
- Inner Ring OD (in): 4.391
  

  
- Insert: 3-38
  

  
- Length: 8.88
  

  
- Length Through Bore (in): 3.779
  

  
- Locking: Set screw
  

  
- Lubricant: Lithium Complex NLGI 2 Grease
  

  
- Max Operating Temperature (F): 220
  

  
- Maximum Speed (RPM): 2000
  

  
- Misalignment Capability: ±2.0° Misalignment - Static Only
  

  
- Misalignment Type: Static Only
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height (in): 3.969
  

  
- Overall Length (in): 8.44
  

  
- Overall Width (in): 8.44
  

  
- Pilot Configuration: No Pilot
  

  
- Radial Clearance: Standard
  

  
- Rolling element: Ball
  

  
- Seal: Felt Labyrinth Seal
  

  
- Size Code: 2-38
  

  
- Static Load Rating (lb): 16301
  

  
- Width: 8.88
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/MS/MSFD-80/MCC12004E_G51_QwqEZGF.pdf)
## Alternate products to `SealMaster MSF-56 2-Bolt Flange Bearing 3-1/2" Bore Set Screw Lock Gold Line - MROSupply.com`:
- [PTI UCFX18-56 is a 4-bolt flange bearing unit from the Silver Series, featuring a 3-1/2 in. bore, cast iron housing, and set screw locking. Designed for medium-duty applications, this non-expansion unit provides reliable support for shaft misalignment.](https://www.mrosupply.com/products/2206761/as-markdown/)
- [AMI UCFX18-56 3-1/2" Medium Set-Screw Two-Bolt Flange - Wide, Cast Iron Housing](https://www.mrosupply.com/products/1748/as-markdown/)
- [Moline 29411308 3-1/2" ME2000 mounted ball bearing, medium duty set screw lock 4-bolt flange. Interchangeable with UCFX18-56. Cast iron housing with set screw locking for secure shaft mounting.](https://www.mrosupply.com/products/2491671/as-markdown/)
- [Dodge 076165 F4B-SCMED-308 four-bolt flange mounted ball bearing, 3-1/2" bore, set screw locking, medium duty extreme grade with QuadGuard seals, cast iron housing, 218 series, non-expansion fixed mount.](https://www.mrosupply.com/products/791578/as-markdown/)

## Product's reviews:
- Owner - Your shipment was quick and you have a great price on
Sealmaster bearings. Your Gates and Browning Power Belts were higher than I expected. Great Service Great Price. We have to get right or get left in this market in this market.
- 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.
- Bearing - It was delivered on time




## 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.