# TB Woods 6S138 Sure-Flex Plus Flange - Size 6, Type S, 1-3/8" Bore - MROSupply.com

***TB Woods 6S138 Sure-Flex Plus Type S flange for Size 6 elastomeric sleeve couplings with 1-3/8" finished bore. High-strength cast-iron construction with 5/16" x 5/32" keyway and setscrew locking. Rated 585 in-lb continuous torque with EPDM or Neoprene sleeves and 1,800 in-lb with Hytrel sleeves at up to 6,000 RPM.***



## Product details:

- Catalog number: 6S138
- SKU: 340217
- Price: ***$40.13*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [TB Woods](https://www.mrosupply.com/brands/tb-woods/)
- 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: 1.900 lb
- Technicall support: contact supplier for technical support on 888-829-6637


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


## Product attributes;

  
- Bore size: 1 3/8 in
  

  
- Bore size (in): 1-3/8
  

  
- Bore tolerance: +.0005 to +.0015
  

  
- Bore tolerance (in): +0.0005 to +0.0015
  

  
- Component WR2 (lbs ft2): 0.0276
  

  
- Component WR²: 0.0276
  

  
- Construction type: Finish bore with keyway
  

  
- Coupling size: 6
  

  
- Dimension (in) (C): 1-5/8
  

  
- Dimension (in) (D): 4.00
  

  
- Dimension (in) (H): 2-1/2
  

  
- Dimension (in) (S): 5/16
  

  
- Dimension (in) (T): 25/32
  

  
- Dimension (in.) (E): 17/32
  

  
- Flange diameter: 4
  

  
- Horsepower Rating at 100 RPM: 47
  

  
- Keyseat (in): 5/16 x 5/32
  

  
- Keyseat size: 5/16 in x 5/32 in
  

  
- Length through bore: 1.625
  

  
- Material type: High strength cast iron
  

  
- Max angular gap misalignment: 0.070 (in) with EPDM/Neoprene Sleeves and 0.016 (in) with Hytrel Sleeves
  

  
- Max angular misalignment: 1° with EPDM/neoprene sleeves and 1/4° with hytrel sleeves
  

  
- Max compatible bore size: 1.875
  

  
- Max parallel misalignment: 4
  

  
- Max RPM: 6000
  

  
- Max speed: 6000
  

  
- Min compatible bore size: 0.625
  

  
- Outside diameter: 4
  

  
- Power rating at 100 RPM: 0.69 kW with EPDM or Neoprene sleeve, 2.1 kW with Hytrel sleeve
  

  
- Screw size: Setscrew
  

  
- Screw type: Flange, Type S
  

  
- Set screw distance: 0.3125
  

  
- Setscrew length: 0.375
  

  
- Setscrew length (in): 3/8
  

  
- Setscrew size, location: 5/16 18 UNC, One over KS and at 90 degrees
  

  
- Setscrew torque requirement: 13
  

  
- Setscrew Torque Requirment (ft lbs): 13
  

  
- SF flange length: 0.78125
  

  
- SF hub diameter: 2.5
  

  
- SF hub length: 17/32
  

  
- Torque: 585 in-lb with EPDM or Neoprene sleeve, 1,800 in-lb with Hytrel sleeve
  

  
- Torque rate: 585 (in-lbs) with EPDM or Neoprene sleeve; 1,800 (in-lbs) with Hytrel sleeve
  
## Product documents / software:

- [Catalog Product Section](https://documents.mrosupply.com/product_documents/13/13S238/p-1957-tbw-a4_type-s-sure-flex-plus_6glsuFz.pdf)
- [Full Catalog](https://documents.mrosupply.com/product_documents/L1/L19050MM/p-1690-tbw_QTKXQZG.pdf)
- [Installation And Maintenance Manual](https://documents.mrosupply.com/product_documents/13/13S238/p-7888-tbw_7vuiGcx.pdf)
- [Selection Guide](https://documents.mrosupply.com/product_documents/13/13S238/p-1957-tbw-a4_sure-flex-plus-selection-guide_Z0MkHdR.pdf)

## Product's reviews:
- Muy buen servicio y rapidez en la entrega - Primera vez q compro con esta compañía, recomiendo ampliamente comprar con ellos y claro q volveria a comprar otra vez muy buen servicio y entrega rapida
- Great service! - It was all sent perfectly and on time
- Sleeve - Thanks for quick service and delivery was not long!
- Tb woods - Excelent recomiendo 100%