# SKF F4B 45M-TF 4-Bolt Flange Bearing 45mm Shaft Set Screw Locking - MROSupply.com

***SKF F4B 45M-TF is a 45mm shaft 4-bolt flange bearing unit with set screw locking. The cast-iron housing supports a pre-lubricated insert for conveyor and fan applications.***



## Product details:

- Catalog number: F4B 45M-TF
- SKU: 6427071
- Price: ***$81.93*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SKF Bearing](https://www.mrosupply.com/brands/skf-bearing/)
- 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: 4.410 lb


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


## Product attributes;

  
- Application: For material handling applications
  

  
- Attachment Bolt Diameter: 12 mm
  

  
- Basic Dynamic Load Rating: 33.2 kN
  

  
- Basic Static Load Rating: 21.6 kN
  

  
- Bearing Material: Bearing steel
  

  
- Bearing Sealing: Seal and flinger on both sides
  

  
- Bore Type: Cylindrical
  

  
- Centre Distance Between Bolt Holes: 104.8 mm
  

  
- Coating: Without
  

  
- Fastening Bolt Hole Type: Plain
  

  
- Flanged Housing Type: Square
  

  
- Grease Fitting: With
  

  
- Hexagonal Key Size for Set Screw: 4 mm
  

  
- Housing: Cast iron
  

  
- Housing Overall Width: 39.7 mm
  

  
- Housing Type: Flanged
  

  
- Inner Ring Retaining Feature: Set screws
  

  
- Limiting Speed: 4300 r/min
  

  
- Lubricant: Grease
  

  
- Number of Bolt Holes for Fasteners: 4
  

  
- Pack Height: 137 mm
  

  
- Pack Length: 137 mm
  

  
- Pack Width: 55 mm
  

  
- Relubrication Hole: With
  

  
- Rubber Seating Ring: Without
  

  
- Sealing Type: Contact, standard
  

  
- Set Screw: M8x1
  

  
- Set Screw Tightening Torque: 6.5 N·m
  

  
- Shaft Diameter: 45 mm
  

  
- Total Bearing Width: 49.2 mm
  

  
- Total Width: 55.6 mm
  

  
- Unit Sealing: Optional end cover
  
## Product documents / software:

- [Drawing (1)](https://documents.mrosupply.com/product_documents/50/22/5022943/0901d1968086d011_MKVEjBP.svg)
- [Drawing (2)](https://documents.mrosupply.com/product_documents/50/22/5022943/0901d1968086d009_YDUHEuo.svg)

## Product's reviews:
- Bearing - Old hard to find bearing for a 85 year old tractor. Fit perfect and price was great.
- Purchase of bearing - exactly what we needed and it showed up in only 1 day thank you so much.
- Sales - GREAT PRODUCT CUSTOMER WILL PURCHASE AGAIN.
- Agradecimiento. - Excelente servicio, confiable, rápido y efectivo.
Los seguiré llamando para mis necesidades.




## 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.