# SealMaster MSF-31T 705685 4-Bolt Flange Bearing 1-15/16" Bore SKWEZLOC Concentric Lock Gold Line - MROSupply.com

***SealMaster MSF-31T (705685) is a 1-15/16" bore 4-bolt flange bearing unit from the Gold Line. Features a cast iron housing, 52100 bearing steel insert with black oxide coating, SKWEZLOC concentric locking system, and felt-labyrinth seal. Pre-lubricated for general industrial applications.***



## Product details:

- Catalog number: 705685
- SKU: 2253715
- Price: ***$304.21*** Each
- Quantity: This product has a minimum order quantity of 10.
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-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: 11.150 lb
- UPC: 662461032183
- 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): 5/8
  

  
- Bolt Spacing (in): 5.125
  

  
- Bore Diameter (in): 1.9375
  

  
- Bore Shape: Straight
  

  
- Cage Material: PPS - Polyphenylene Sulfide
  

  
- Cage Type: Land Riding Retainer
  

  
- Dynamic Load Rating (lb): 9752
  

  
- End Cap: No
  

  
- Fixed vs. Expansion: Fixed
  

  
- Foot Height (in): 0.81
  

  
- Grease Fitting Thread Size: 1/8 NPT
  

  
- Height: 2.44
  

  
- Housing: Flange, Four Bolt
  

  
- Housing Backside Inner Diameter: 4.25
  

  
- 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): 2.723
  

  
- Insert: 3-115T
  

  
- Length: 6.75
  

  
- Length Through Bore (in): 2.33
  

  
- Locking Collar Outside Diameter (in): 3.6
  

  
- Lubricant: Lithium Complex NLGI 2 Grease
  

  
- Max Operating Temperature (F): 220
  

  
- Maximum Speed (RPM): 4500
  

  
- Misalignment Capability: ±2.0° Misalignment - Static Only
  

  
- Misalignment Type: Static Only
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height (in): 2.375
  

  
- Overall Length (in): 6.38
  

  
- Overall Width (in): 6.38
  

  
- Pilot Configuration: No Pilot
  

  
- Radial Clearance: Standard
  

  
- Rolling element: Ball Bearing
  

  
- Seal: Felt Labyrinth Seal
  

  
- Shaft Locking Type: Concentric
  

  
- Size Code: 2-23
  

  
- Static Load Rating (lb): 6601
  

  
- Width: 6.5
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/MS/MSF-32T/MCC12004E_G52.pdf)
- [Drawing](https://documents.mrosupply.com/product_documents/MS/MSF-32T/MSF-T.GIF)
- [Instruction Sheet](https://documents.mrosupply.com/product_documents/SF/SFT-10/784106%2520Rev%25204.pdf)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/MS/MSF-31T/regalpts_beloit_EPTCAD-MSF-31T-DEFAULT_jPMYUWN.IGS)
## Alternate products to `SealMaster MSF-31T 705685 4-Bolt Flange Bearing 1-15/16" Bore SKWEZLOC Concentric Lock Gold Line - MROSupply.com`:
- [Dodge 128849 F4B-DLM-115 four-bolt flange bearing with 1-15/16" bore, D-Lok concentric clamp collar locking, medium duty rating, 211 series, cast iron housing, DualGuard seal, 3500 RPM max speed, non-expansion configuration.](https://www.mrosupply.com/products/125705/as-markdown/)
- [Browning VF4B-331 766481 4-bolt flange mounted ball bearing with a 1.938-inch bore and concentric locking. Cast iron housing supports a 52100 bearing steel insert with black oxide coated inner ring and single lip contact seal with flinger. Suitable for conveyor head shafts, fan supports, and general industrial machinery. Genuine Browning from Regal Rexnord.](https://www.mrosupply.com/products/2275740/as-markdown/)
- [AMI UEFX10-31 two-bolt flange bearing with 1-15/16" bore, Accu-Loc concentric locking system, cast iron housing, medium duty rating. Chrome steel insert with wide inner ring for enhanced load capacity and reliable performance in industrial applications.](https://www.mrosupply.com/products/1387930/as-markdown/)

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




## 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.