# Kop-Flex 253 KD 1 SS FB 2286805 KD Disc Coupling, Size 253, Style KD1, Finished Bore, 7.75" OD, 3.25" Max Bore - MROSupply.com

***Kop-Flex 253 KD 1 SS FB (Rexnord PN 2286805) Size 253 KD Disc Coupling, Style KD1 single-flex spacer configuration, finished bore, 7.75" outside diameter, 3.25" maximum bore capacity. Maintenance-free, non-lubricated design for high-performance industrial drivelines.***



## Product details:

- Catalog number: 2286805
- SKU: 2294017
- Price: ***$4,741.23*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [KOP-FLEX](https://www.mrosupply.com/brands/kop-flex/)
- Category: 
    - [Disc Packs](htts://www.mrosupply.com/shaft-couplings-and-collars/disc-couplings/components/disc-packs/)
    - [Components](htts://www.mrosupply.com/shaft-couplings-and-collars/disc-couplings/components/)
    - [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: 67.800 lb
- UPC: 662384090093
- 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 (+/-): 0.105
  

  
- Bore Range (in): 1 to 3.25
  

  
- Bore Size Max: 3.25
  

  
- Bore Size Min: 1
  

  
- Bore Type: Finished Bore
  

  
- Configuration: 2 standard hubs
  

  
- Coupling Size: 253
  

  
- Coupling Type: Disc Coupling
  

  
- Disc Coupling Type: Close Coupled
  

  
- Disc Shape: Scalloped
  

  
- Hub Diameter (in): 4.5
  

  
- Hub Material: Carbon steel
  

  
- Length Through Bore standard hub (in): 3.44
  

  
- Lube/Non-Lube: Non-Lubricated
  

  
- Max Compatible Bore Size (long hub) (in): 3.25
  

  
- Max Torque (ft-lb): 3933
  

  
- Measurement System: Imperial
  

  
- Min Compatible Bore Size (long hub) (in): 1
  

  
- OD: 7.75
  

  
- Rating HP @ 100 RPM: 37.5
  

  
- Rough Bore: 1
  

  
- Speed Max (rpm): 3600
  

  
- Speed Max Balanced (rpm): 5600
  

  
- Style: KD1
  

  
- Torque Rating (in-lb): 23600
  

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

  
- Total Length (Std Hub Post) (in): 8.38
  

  
- Total Length (Two Hub Reverse) (in): 11.75
  

  
- Total WR2 (lb-in2): 417
  
## Product documents / software:

- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/25/253%20KD%201%20SS%20FB/regalpts_EMERSON-KD1_Master-253_KD1_SS_NR_daVsMTq.IGS)
- [Catalog Page](https://documents.mrosupply.com/product_documents/10/103%20KD%201%20LL%20FB/KIP04-p28-29.pdf)
- [Installation Manual - Revised 2015](https://documents.mrosupply.com/product_documents/22/93/2293827/multi-brands2F201.pdf)
- [Instruction Sheet](https://documents.mrosupply.com/product_documents/25/253%20KD%201%20SS%20FB/Form22-001.pdf)