# Kop-Flex 4 HG MMHUB HG1963289 Series HG Gear Coupling Mill Motor Hub Size 4 - MROSupply.com

***Kop-Flex 4 HG MMHUB HG1963289 Series HG gear coupling mill motor hub for size 4 couplings. Designed for NEMA mill-motor frame applications, this hub provides a direct-fit interface between the motor shaft and the coupling sleeve. It ensures reliable power transmission in heavy-duty industrial drives.***



## Product details:

- Catalog number: HG1963289
- SKU: 96698126
- Price: ***$1,137.45*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [KOP-FLEX](https://www.mrosupply.com/brands/kop-flex/)
- Category: 
    - [Hubs](htts://www.mrosupply.com/shaft-couplings-and-collars/gear-couplings/components/hubs/)
    - [Components](htts://www.mrosupply.com/shaft-couplings-and-collars/gear-couplings/components/)
    - [Gear Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/gear-couplings/)
    - [Shaft Couplings and Collars](htts://www.mrosupply.com/shaft-couplings-and-collars/)
- Unit of measure: each
- Weight: 126.000 lb
- UPC: 662384041583
- Returns: Yes
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Bolt Type: Exposed Bolt
  

  
- Bore Size Max: 5.75
  

  
- Bore Type: Finish Bore
  

  
- Component Type: Flex
  

  
- Configuration: Flex
  

  
- Coupling Size: 4
  

  
- Coupling Type: Flex Hub
  

  
- Hub Diameter (in): 8.25
  

  
- Includes: Mill Motor Hub
  

  
- Length Through Bore (in): 4.75
  

  
- Length Through Bore (mm): 120.65
  

  
- Material: Medium Carbon Steel
  

  
- Measurement System: Imperial
  

  
- OD: 8.25
  

  
- Sleeve Type: Flanged
  

  
- Speed Max (rpm): 3600
  

  
- Tooth Profile: Crown faced, Involute Tooth
  

  
- Torque Rating (in-lb): 270900