# SKF SYK 40 TR 2-Bolt Cast-Iron Pillow Block Bearing 40mm Shaft Set Screw Locking - MROSupply.com

***SKF SYK 40 TR 2-bolt cast-iron pillow block bearing unit for 40mm shaft with set screw locking. Pre-lubricated insert bearing in a durable cast-iron housing. Suitable for conveyor, fan, and general industrial applications.***



## Product details:

- Catalog number: SYK 40 TR
- SKU: 2066341
- Price: ***$135.78*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SKF Bearing](https://www.mrosupply.com/brands/skf-bearing/)
- Category: 
    - [Housings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/housings/)
    - [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: 2.048 lb


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


## Product attributes;

  
- Application: For agricultural applications
  

  
- Attachment Bolt Diameter: 12 mm
  

  
- Basic Dynamic Load Rating: 30.7 kN
  

  
- Basic Static Load Rating: 19 kN
  

  
- Bearing Bore Type: Cylindrical
  

  
- Bearing Material: Bearing steel
  

  
- Bearing Sealing: 2-rubber flingers
  

  
- Bore Type: Cylindrical
  

  
- Centre Distance Between Bolt Holes: 136 mm
  

  
- Centre Height (pillow Block): 49.2 mm
  

  
- Coating: Without
  

  
- Dimension Type: Metric
  

  
- Fastening Bolt Hole Type: Plain
  

  
- Fastening Bolt Hole Type (Housing): 2 plain holes
  

  
- Grease Fitting: Without
  

  
- Hexagonal Key Size for Set Screw: 4 mm
  

  
- Housing: Composite
  

  
- Housing Material: Composite
  

  
- Housing Overall Width: 48 mm
  

  
- Housing Type: Pillow block
  

  
- I.D.: 1 4/7 in
  

  
- Inner Diameter (mm): 40.000
  

  
- Inner Ring Retaining Feature: Set screws
  

  
- Limiting Speed: 2800 r/min
  

  
- Lubricant: Grease
  

  
- Lubricant (in Bearing): Grease
  

  
- Number of Bolt Holes for Fasteners: 2
  

  
- O.D. (in): 6 8/9
  

  
- Outer Diameter (mm): 176.000
  

  
- Pack Height: 184 mm
  

  
- Pack Length: 107 mm
  

  
- Pack Width: 63 mm
  

  
- Relubrication Hole: Without
  

  
- Relubrication Nipple: Without
  

  
- Rubber Seating Ring: Without
  

  
- Sealing Type: Contact, multiple
  

  
- Set Screw: M8x1
  

  
- Set Screw Tightening Torque: 6.5 N·m
  

  
- Shaft Diameter: 40 mm
  

  
- Total Bearing Width: 49.2 mm
  

  
- Unit Sealing: Rubber flingers
  

  
- Width (mm): 54.200
  
## Product documents / software:

- [Dimensions](https://documents.mrosupply.com/product_documents/SY/SYK%2040%20TR/150620002620-201000020wp_VYda1Tz.svg)
- [Dimensions](https://documents.mrosupply.com/product_documents/SY/SYK%2040%20TR/150620002720-201000020wp_B0DLeDI.svg)
- [Dimensions](https://documents.mrosupply.com/product_documents/SY/SYK%2040%20TR/150620004120-201000020wp_HuwMCfu.svg)

## Product's reviews:
- Buyer - perfect sevice
- Bearing purchase - Good price and fast delivery!! Also a pleasure doing business with MROSupply.com!!
- Purchase of bearing - exactly what we needed and it showed up in only 1 day thank you so much.
- Skf bearing f4b 108-rm purchase - Great price and quick shipping for a high quality SKF bearing. Exactly what we needed.




## 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.