# Martin D40B40 Double Strand Roller Chain Sprocket #40 Chain 1/2" Pitch 40 Teeth Type B Plain Bore Steel 6.653" OD - MROSupply.com

***Martin D40B40 double strand roller chain sprocket for #40 chain with 1/2" pitch, 40 teeth, and 6.653" outside diameter. Type B plain bore design with hub on one side, made of steel. Suitable for power transmission drives requiring double strand configuration.***



## Product details:

- Catalog number: D40B40
- SKU: 256549
- Price: ***$137.37*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Type B Multi-Strand Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/multi-strand-sprockets/type-b-multi-strand-sprockets/)
    - [Multi-Strand Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/multi-strand-sprockets/)
    - [Roller Chain Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/)
    - [Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 9.400 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Material: Steel
  

  
- Number Of Teeth: 40
  

  
- Outside Dia: 6.653"
  

  
- Pitch: 0.500 in.
  


## Product's reviews:
- Great service and selection - I was very pleased to find this on the shelf. The price was fair, and the delivery was prompt.
I will do business again with MRO
- High quality - strong material
- Has the parts - Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.
- Great prices and quality products - Your products are not only affordable, but they are also priced very fairly and competitively & always ship out pretty quickly. You have gained a new regular customer and stolen us from one of our regular distributors without even trying. Thank you for being awesome! Not to mention the free shipping over $100 perk is super appreciated as we not only are saving money per item, but we are also able to buy in bulk without the additional burden of freight/shipping costs.
THANK YOU!! :)