# Fenner B0903 B-LOC Shrink Disc 90-30 External Locking Device - MROSupply.com

***Fenner B0903 B-LOC Shrink Disc 90-30 is an external locking device that clamps a hollow hub to a shaft for high-torque transmission. It eliminates keyways and provides concentric clamping with infinite axial adjustment. Suitable for heavy industrial drives.***



## Product details:

- Catalog number: B0903
- SKU: 817644
- Price: ***$357.58*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Fenner Industrial Motion](https://www.mrosupply.com/brands/fenner-industrial-motion/)
- Category: 
    - [Shrink Discs](htts://www.mrosupply.com/bushings/keyless-bushings/shrink-discs/)
    - [Keyless Bushings](htts://www.mrosupply.com/bushings/keyless-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)
- Unit of measure: each
- Weight: 7.300 lb
- Technicall support: contact supplier for technical support on 800 243 3374


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


## Product attributes;

  
- Bore Diameter: 2.5 to 2.902 in
  

  
- Finish: Polished Chrome
  

  
- Hub Diameter: 3.543 in
  

  
- Material: Steel
  

  
- Outside Diameter: 6.3 in
  

  
- Screw Size: M10x40
  

  
- Series: SD30
  

  
- Transmissible Torque: 5946 to 8994 ft-lb
  

  
- Type: Heavy Duty
  


## Product's reviews:
- Great product - Just what I was looking for and a great price.
- Belt welder - Parts came very quickly and was exactly what was needed
- 1/2 “ mini trans torque - Exactly what I ordered fit as expected
- Great value - Same product I got from other vendors without the price gouging. Great site.