# Kop-Flex 3 1/2H EB FR FB 2275360 Series H Gear Coupling Size 3.5 Extended Bore Rough Bore Finished Bore 11" OD 4.5" Max Bore - MROSupply.com

***Kop-Flex 3 1/2H EB FR FB (Rexnord PN 2275360) Size 3.5 Series H gear coupling with extended bore, rough bore, and finished bore options. 11" outside diameter, 4.5" max bore, lubricated. Sleeves bolt to competitor sizes 1–7 for drop-in replacement in industrial drivelines.***



## Product details:

- Catalog number: 2275360
- SKU: 2291930
- Price: ***$3,722.06*** 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: 132.120 lb
- UPC: 662384147483
- 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: Exposed
  

  
- Bore Size Max: 4.5
  

  
- Bore Type: Finished Bore
  

  
- Configuration: Flex Rigid
  

  
- Coupling Size: 3.5
  

  
- Coupling Type: Gear Coupling
  

  
- Fastener Quantity: 8
  

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

  
- Length Through Bore (in): 4.03125
  

  
- Lube/Non-Lube: Lubricated
  

  
- Material: Medium Carbon Steel
  

  
- Max Bore w/standard key for Flex Hub: 4.5
  

  
- Measurement System: Imperial
  

  
- Min Compatible Bore Size (in): 0
  

  
- Min Compatible Bore Size Flex Hub (in): 1.6875
  

  
- Min Compatible Bore Size Rigid Hub (in): 2.25
  

  
- OD: 11
  

  
- Rating HP @ 100 RPM: 235
  

  
- Speed Max (rpm): 6000
  

  
- Style: Series H
  

  
- Tooth Profile: Straight faced, Involute Stub Tooth
  

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

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

- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/3%20/3%201/2H%20EB%20FR%20FB/regalpts_EPTCAD-H_1-7_FR_Master-3_1-2H_EB_FR_zTK76MI.IGS)
- [Catalog Page](https://documents.mrosupply.com/product_documents/5H/5H%20SB%20FR%20FB/KIP04-p168.pdf)
- [Installation Manual - Revised 2016](https://documents.mrosupply.com/product_documents/22/92/2292232/multi-brands2F200_ATLe8g6.pdf)
- [Instruction Sheet](https://documents.mrosupply.com/product_documents/3%20/3%201/2H%20EB%20FR%20FB/FORM1912-01.PDF)