# Kop-Flex 3 1/2F EB FF 2275659 FASTS Gear Coupling, Size 3.5, Extended Bore, Finished Bore Flanged, 11" OD, 3.75" Max Bore, Lubricated - MROSupply.com

***Kop-Flex 3 1/2F EB FF (2275659) Size 3.5 FASTS gear coupling with extended bore and finished bore flanged construction, 11" outside diameter, 3.75" max bore, lubricated. Features lifetime metallic seal and 300% greater lubricant capacity for extended service life in demanding industrial applications.***



## Product details:

- Catalog number: 2275659
- SKU: 2292828
- Price: ***$4,163.17*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [KOP-FLEX](https://www.mrosupply.com/brands/kop-flex/)
- Category: 
    - [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: 121.660 lb
- UPC: 662384010121
- 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 Circle: 9.5
  

  
- Bolt Type: Exposed
  

  
- Bore Size Max: 3.75
  

  
- Bore Type: Rough Bore
  

  
- Configuration: Full Flex
  

  
- Coupling Size: 3.5
  

  
- Coupling Type: Gear Coupling
  

  
- Fastener Quantity: 8
  

  
- Fastener Size & Length: 3/4 x 3 3/8
  

  
- Hub Diameter (in): 7.75
  

  
- Includes: Hubs (2) Sleeves (2) Seals (2)
  

  
- Length Through Bore (in): 4.1875
  

  
- Lube/Non-Lube: Lubricated
  

  
- Material: Medium Carbon Steel
  

  
- Measurement System: Imperial
  

  
- Min Compatible Bore Size (in): 0
  

  
- OD: 11
  

  
- Overall Length (in): 8.5
  

  
- Performance: Lubrication Hole
  

  
- Rating HP @ 100 RPM: 235
  

  
- Sleeve Type: Flanged
  

  
- Speed Max (rpm): 6000
  

  
- Style: FASTS
  

  
- Temperature Range: -40 to +190 °F
  

  
- Tooth Profile: Straight Faced Involute Hub tooth
  

  
- Torque [Max] (in-lb): 296000
  

  
- Torque Rating (in-lb): 148000
  
## Product documents / software:

- [ CAD Drawing](https://documents.mrosupply.com/product_documents/1%20/1%201/2B%20MMHUB/FORM1900-01.PDF)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/3%20/3%201/2F%20EB%20FF/regalpts_EPTCAD-1-5-7_FF-3_5F_EB_FF_QdoqfIZ.IGS)
- [Catalog Page](https://documents.mrosupply.com/product_documents/22/92/2292922/multi-brands2F294.pdf)
- [Installation Manual - Revised 2016](https://documents.mrosupply.com/product_documents/22/93/2293010/multi-brands2F199_krkKRol.pdf)