# Falk 0258641 10319437 1090T31 Steelflex Grid Coupling Hub - Rough-Stock Bore, T31 Horizontally-Split Spacer Cover - MROSupply.com

***Falk 0258641 10319437 1090T31 Steelflex grid coupling hub with rough-stock bore. This hub is designed for use with the T31 horizontally-split spacer cover, allowing drop-out clearance for pump impellers and other equipment. The 1090T size accommodates nominal torque up to 2,500 lb-in and a maximum bore of 3.625 in. The hub is machined from steel and requires final boring and keyway cutting by the customer.***



## Product details:

- Catalog number: 10319437
- SKU: 1297984
- Price: ***$404.55*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Falk](https://www.mrosupply.com/brands/falk/)
- Category: 
    - [Hubs](htts://www.mrosupply.com/shaft-couplings-and-collars/grid-couplings/components/hubs/)
    - [Components](htts://www.mrosupply.com/shaft-couplings-and-collars/grid-couplings/components/)
    - [Grid Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/grid-couplings/)
    - [Shaft Couplings and Collars](htts://www.mrosupply.com/shaft-couplings-and-collars/)
- Unit of measure: each
- Weight: 54.000 lb
- UPC: 782934007552
- Returns: Yes
- Technicall support: contact supplier for technical support on 800-626-2120


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Coupling size: 1090T31/35
  

  
- Coupling style: Spacer
  

  
- Coupling type: Grid
  

  
- Height: 6.00
  

  
- Hub barrel outside diameter (in): 5.62 in
  

  
- Hub bore fit: Rough bore
  

  
- Hub length through bore (in): 4 in
  

  
- Hub material: Steel
  

  
- Hub style: Rough Stock Bore
  

  
- Hub type: T31/T35 Shaft Hub
  

  
- Keyway ANSI standard: True
  

  
- Length: 8.80
  

  
- Max hub Straight Bore Diameter (in): 4 in
  

  
- Max hub straight bore diameter (mm): 110 mm
  

  
- Min hub straight bore diameter (in): 1.062 in
  

  
- Min hub Straight Bore Diameter (mm): 27 mm
  

  
- Product: T31_T35 Series Rough Stock Bore (RSB) Shaft Hubs
  

  
- Series: Hubs
  

  
- Unit of dimension: in
  

  
- Volume: 7.614
  

  
- Volume unit: CDM
  

  
- Width: 8.80