# Kop-Flex 454 KD 4 SS 2434751 Size 454 KD4 Disc Coupling Short Spacer 12.75" OD 6.38" Max Bore - MROSupply.com

***Kop-Flex 454 KD 4 SS (Rexnord 2434751) Size 454 KD4 disc coupling with short spacer design, 12.75" outside diameter and 6.38" maximum bore. Maintenance-free, non-lubricated flexible disc coupling for high-performance industrial applications requiring zero backlash and high torsional stiffness.***



## Product details:

- Catalog number: 2434751
- SKU: 2294490
- Price: ***$18,322.17*** 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: 201.978 lb
- UPC: 662384154863
- 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 (+/-): 0.125
  

  
- Bore Range (in): 3 to 6.38
  

  
- Bore Size Max: 6.38
  

  
- Bore Size Min: 3
  

  
- Bore Type: Rough Bore
  

  
- Configuration: 2 standard hubs
  

  
- Coupling Size: 454
  

  
- Coupling Type: Disc Coupling
  

  
- Disc Coupling Type: Single Flex
  

  
- Disc Shape: Scalloped
  

  
- Hub Diameter (in): 8.83
  

  
- Hub Material: Carbon steel
  

  
- Length Through Bore standard hub (in): 5.25
  

  
- Lube/Non-Lube: Non-Lubricated
  

  
- Max Torque (ft-lb): 42500
  

  
- Measurement System: Imperial
  

  
- OD: 12.75
  

  
- Rating HP @ 100 RPM: 405
  

  
- Speed Max (rpm): 7200
  

  
- Style: KD4
  

  
- Torque Rating (in-lb): 255000
  

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

  
- Total Length (Std Hub Post) (in): 11.44
  

  
- Total WR2 (lb-in2): 2780
  
## Product documents / software:

- [ Instruction Sheet](https://documents.mrosupply.com/product_documents/45/454%20KD%204%20SS/Form23-001.pdf)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/45/454%20KD%204%20SS/regalpts_EPTCAD-KD4_MASTER-454_KD4_SS_EOy4ID5.IGS)
- [Catalog Page](https://documents.mrosupply.com/product_documents/40/404%20KD%204%20SS%20FB/KIP04-p42-43.pdf)