# Kop-Flex 404 KD 4 SS FB 2434827 KD4 Disc Coupling, Size 404, Finished Bore, 11.75" OD, 5.5" Max Bore - MROSupply.com

***Kop-Flex 404 KD 4 SS FB (Rexnord PN 2434827) Size 404 KD4 disc coupling with short spacer and finished bore, 11.75" outside diameter and 5.5" maximum bore. Maintenance-free, non-lubricated design with zero backlash for high-performance applications. Patented disc technology ensures reliable torque transmission without lubrication.***



## Product details:

- Catalog number: 2434827
- SKU: 2294435
- Price: ***$11,319.98*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [KOP-FLEX](https://www.mrosupply.com/brands/kop-flex/)
- Category: 
    - [Single Disc Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/disc-couplings/complete-units/single-disc-couplings/)
    - [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: 161.958 lb
- UPC: 662384154832
- Returns: Yes
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Axial Capacity (+/-): 0.113
  

  
- Bore Range (in): 2.5 to 5.5
  

  
- Bore Size Max: 5.5
  

  
- Bore Size Min: 2.5
  

  
- Bore Type: Finished Bore
  

  
- Configuration: 2 standard hubs
  

  
- Coupling Size: 404
  

  
- Coupling Type: Disc Coupling
  

  
- Hub Material: Carbon steel
  

  
- Length Through Bore (long hub) (in): 5.31
  

  
- Length Through Bore standard hub (in): 4.62
  

  
- Lube/Non-Lube: Non-Lubricated
  

  
- Max Torque (ft-lb): 35833
  

  
- Measurement System: Imperial
  

  
- OD: 11.75
  

  
- Rating HP @ 100 RPM: 340
  

  
- Speed Max (rpm): 7800
  

  
- Style: KD4
  

  
- Torque Rating (in-lb): 215000
  

  
- Total Length (One Hub Reverse) (in): Total Length (One Hub Reverse) (in)
  

  
- Total Length (Std Hub Post) (in): 10.12
  

  
- Total WR2 (lb-in2): 1880
  
## Product documents / software:

- [ Instruction Sheet](https://documents.mrosupply.com/product_documents/40/404%20KD%204%20SS%20FB/Form23-001.pdf)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/40/404%20KD%204%20SS%20FB/regalpts_EPTCAD-KD4_MASTER-404_KD4_SS_VbqVryV.IGS)
- [Catalog Page](https://documents.mrosupply.com/product_documents/40/404%20KD%204%20SS%20FB/KIP04-p42-43.pdf)