# NSK WBK20DF-31 Angular Contact Ball Bearing - MROSupply.com

***NSK WBK20DF-31 angular contact ball bearing unit in duplex DF arrangement for high axial rigidity. Precision ground for ball screw support in CNC machine tools and motion-control systems requiring accurate positioning. Backed by NSK's precision-bearing engineering heritage.***



## Product details:

- Catalog number: WBK20DF-31
- SKU: 5040011
- Price: ***$1,955.34*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NSK Bearings](https://www.mrosupply.com/brands/nsk-bearings/)
- Category: 
    - [Accessories](htts://www.mrosupply.com/linear-motion/acme-ball-screw/accessories/)
    - [Acme & Ball Screw](htts://www.mrosupply.com/linear-motion/acme-ball-screw/)
    - [Linear Motion](htts://www.mrosupply.com/linear-motion/)
- Unit of measure: each
- Weight: 4.147 lb
- Returns: Yes


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


## Product attributes;

  
- Base to Center of Shaft: 0 Inch
  

  
- Bore: 0.787 Inch
  

  
- Housing Style: Round
  

  
- Housing/Block Length: 3.15 Inch
  

  
- Inch - Metric: Metric
  

  
- Material: Steel
  

  
- Mounting Hole Diameter: 0.354 Inch
  

  
- Number of Bearings: Double
  

  
- Overall Height: 4.173 Inch
  

  
- Overall Width: 2.362 Inch
  

  
- Product Name: End Support Block
  

  
- Rolling Element: Ball Bearing
  


## Product's reviews:
- Sales - Great Service !!
- Had what i needed - Found the bearing I needed. Reasonable price. Great phone support.
- Purchasing specialist - Great!!!