# Kop-Flex 2F SB FR FB 2280808 FASTS Gear Coupling Size 2, 7" OD, 2.125" Max Bore, Finished Bore - MROSupply.com

***Kop-Flex 2F SB FR FB (Rexnord PN 2280808) Size 2 FASTS gear coupling with standard bore, rough bore, and finished bore, 7" outside diameter, 2.125" max bore. Features lifetime metallic seal for superior lubricant retention and 300% greater lubricant capacity. Lubricated design for drop-in replacement on competitor gear coupling sizes 1-7.***



## Product details:

- Catalog number: 2280808
- SKU: 2292805
- Price: ***$2,490.36*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [KOP-FLEX](https://www.mrosupply.com/brands/kop-flex/)
- Category: 
    - [Complete Units](htts://www.mrosupply.com/shaft-couplings-and-collars/gear-couplings/complete-units/)
    - [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: 29.640 lb
- UPC: 662384011784
- 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: Shrouded
  

  
- Bore Size Max: 2.125
  

  
- Bore Type: Finished Bore
  

  
- Configuration: Flex Rigid
  

  
- Coupling Size: 2
  

  
- Coupling Type: Gear Coupling
  

  
- Fastener Quantity: 10
  

  
- Fastener Size & Length: 3/8 x 1
  

  
- Length Through Bore (in): 2.28125
  

  
- Lube/Non-Lube: Lubricated
  

  
- Material: Medium Carbon Steel
  

  
- Max Bore w/standard key for Flex Hub: 2.125
  

  
- Measurement System: Imperial
  

  
- Min Compatible Bore Size (in): 0
  

  
- Min Compatible Bore Size Flex Hub (in): 0
  

  
- OD: 7
  

  
- Rating HP @ 100 RPM: 50
  

  
- Speed Max (rpm): 9300
  

  
- Style: FASTS
  

  
- Tooth Profile: Straight Faced Involute Hub tooth
  

  
- Torque [Max] (in-lb): 63000
  

  
- Torque Rating (in-lb): 31500
  
## Product documents / software:

- [ Instruction Sheet](https://documents.mrosupply.com/product_documents/2F/2F%20SB%20FR%20FB/FORM1900-01.PDF)
- [Catalog Page](https://documents.mrosupply.com/product_documents/1%20/1%201/2F%20EB%20FR%20FB/KIP04-p138.pdf)
- [Installation Manual - Revised 2016](https://documents.mrosupply.com/product_documents/22/93/2293010/multi-brands2F199_krkKRol.pdf)