# Martin 6S 1 5/8 Coupling Hub Size 6S 1-5/8" Bore Cast Iron 4.000" OD - MROSupply.com

***Martin 6S 1 5/8 cast iron coupling hub for Quadra-Flex, Martin-Flex, or Go-Flex flexible shaft couplings. Size 6S with 1-5/8" bore and 4.000" outside diameter. Compatible with J (sintered steel), S (cast iron), or B (cast iron QD bushed) flange types.***



## Product details:

- Catalog number: 6S 1 5/8
- SKU: 250023
- Price: ***$41.35*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Hubs](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/components/hubs/)
    - [Components](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/components/)
    - [Elastomeric Sleeve Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/)
    - [Shaft Couplings and Collars](htts://www.mrosupply.com/shaft-couplings-and-collars/)
- Unit of measure: each
- Weight: 1.800 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Material: Cast Iron
  

  
- Outside Dia: 4.000"
  

## Alternate products to `Martin 6S 1 5/8 Coupling Hub Size 6S 1-5/8" Bore Cast Iron 4.000" OD - MROSupply.com`:
- [TB Woods 6S158 Sure-Flex Plus Type S flange for Size 6 elastomeric sleeve couplings with a 1-5/8" finished bore and 3/8" x 1/8" keyway. High-strength cast-iron construction rated for 585 in-lb continuous torque with EPDM or Neoprene sleeves and 1,800 in-lb with Hytrel sleeves at up to 6,000 RPM.](https://www.mrosupply.com/products/338785/as-markdown/)

## Product's reviews:
- Service - qUICK SERVICE ON THIS ORDER
- Spur gear - Our Yellow Karcher "Duckee" steers once more.
The spur gear works as advertised!!!
- Bushing - PROMPT SHIPPING AND WELL PACKAGED. THANKS
- Solid product at a great price - Solid product, fair and super fast shipping! MROSUPPLY delivers it all!