# Kop-Flex 454 KD 21 SHUB FB 2437879 KD Disc Coupling Standard Hub, Size 454, Style KD21, Finished Bore, 6.38" Max Bore - MROSupply.com

***Kop-Flex 454 KD 21 SHUB FB (Rexnord PN 2437879) Size 454 KD Disc Coupling Standard Hub, Style KD21, finished bore, 6.38" max bore, 5.25" length through bore. Maintenance-free double-engagement disc coupling hub for high-torque applications. No lubrication required.***



## Product details:

- Catalog number: 2437879
- SKU: 2294486
- Price: ***$8,149.07*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [KOP-FLEX](https://www.mrosupply.com/brands/kop-flex/)
- Category: 
    - [Double Disc Spacer Type](htts://www.mrosupply.com/shaft-couplings-and-collars/disc-couplings/complete-units/double-disc-spacer-type/)
    - [Complete Units](htts://www.mrosupply.com/shaft-couplings-and-collars/disc-couplings/complete-units/)
    - [Disc Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/disc-couplings/)
    - [Shaft Couplings and Collars](htts://www.mrosupply.com/shaft-couplings-and-collars/)
- Unit of measure: each
- Weight: 92.000 lb
- UPC: 662384013658
- Returns: Yes
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Bore Range (in): 3 to 6.38
  

  
- Bore Size Max: 6.38
  

  
- Bore Type: Finished Bore
  

  
- Component Type: Standard Hub
  

  
- Coupling Size: 454
  

  
- Coupling Type: Disc Coupling
  

  
- Hub Material: Carbon steel
  

  
- Length Through Bore (in): 5.25
  

  
- Lube/Non-Lube: Non-Lubricated
  

  
- Measurement System: Imperial
  

  
- Min Compatible Bore Size (in): 3
  

  
- Overall Length (in): 5.25
  

  
- Style: KD21
  
## Product documents / software:

- [ Instruction Sheet](https://documents.mrosupply.com/product_documents/45/454%20KD%2021%20SHUB%20FB/Form15-110.pdf)
- [Catalog Page](https://documents.mrosupply.com/product_documents/15/153%20KD%2021%20SHUB%20FB/KIP04-p38-39.pdf)